Add period to comments to follow styleperiod

61 files changed, 1230 insertions, 1232 deletions

diff --git a/alacritty/src/cli.rs b/alacritty/src/cli.rs
index 2137c9c8..5f6b7804 100644
--- a/alacritty/src/cli.rs
+++ b/alacritty/src/cli.rs
@@ -30,7 +30,7 @@ const CONFIG_PATH: &str = "%APPDATA%\\alacritty\\alacritty.yml";
 #[cfg(target_os = "macos")]
 const CONFIG_PATH: &str = "$HOME/.config/alacritty/alacritty.yml";
 
-/// Options specified on the command line
+/// Options specified on the command line.
 pub struct Options {
     pub live_config_reload: Option<bool>,
     pub print_events: bool,
@@ -241,8 +241,8 @@ impl Options {
 
         if let Some(mut args) = matches.values_of("command") {
             // The following unwrap is guaranteed to succeed.
-            // If 'command' exists it must also have a first item since
-            // Arg::min_values(1) is set.
+            // If `command` exists it must also have a first item since
+            // `Arg::min_values(1)` is set.
             let command = String::from(args.next().unwrap());
             let args = args.map(String::from).collect();
             options.command = Some(Shell::new_with_args(command, args));
diff --git a/alacritty/src/config/bindings.rs b/alacritty/src/config/bindings.rs
index d6520441..eb29f2d4 100644
--- a/alacritty/src/config/bindings.rs
+++ b/alacritty/src/config/bindings.rs
@@ -25,21 +25,21 @@ use serde_yaml::Value as SerdeValue;
 use alacritty_terminal::term::TermMode;
 use alacritty_terminal::vi_mode::ViMotion;
 
-/// Describes a state and action to take in that state
+/// Describes a state and action to take in that state.
 ///
-/// This is the shared component of `MouseBinding` and `KeyBinding`
+/// This is the shared component of `MouseBinding` and `KeyBinding`.
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub struct Binding<T> {
-    /// Modifier keys required to activate binding
+    /// Modifier keys required to activate binding.
     pub mods: ModifiersState,
 
-    /// String to send to pty if mods and mode match
+    /// String to send to pty if mods and mode match.
     pub action: Action,
 
-    /// Terminal mode required to activate binding
+    /// Terminal mode required to activate binding.
     pub mode: TermMode,
 
-    /// excluded terminal modes where the binding won't be activated
+    /// excluded terminal modes where the binding won't be activated.
     pub notmode: TermMode,
 
     /// This property is used as part of the trigger detection code.
@@ -48,10 +48,10 @@ pub struct Binding<T> {
     pub trigger: T,
 }
 
-/// Bindings that are triggered by a keyboard key
+/// Bindings that are triggered by a keyboard key.
 pub type KeyBinding = Binding<Key>;
 
-/// Bindings that are triggered by a mouse button
+/// Bindings that are triggered by a mouse button.
 pub type MouseBinding = Binding<MouseButton>;
 
 impl<T: Eq> Binding<T> {
@@ -68,19 +68,19 @@ impl<T: Eq> Binding<T> {
 
     #[inline]
     pub fn triggers_match(&self, binding: &Binding<T>) -> bool {
-        // Check the binding's key and modifiers
+        // Check the binding's key and modifiers.
         if self.trigger != binding.trigger || self.mods != binding.mods {
             return false;
         }
 
-        // Completely empty modes match all modes
+        // Completely empty modes match all modes.
         if (self.mode.is_empty() && self.notmode.is_empty())
             || (binding.mode.is_empty() && binding.notmode.is_empty())
         {
             return true;
         }
 
-        // Check for intersection (equality is required since empty does not intersect itself)
+        // Check for intersection (equality is required since empty does not intersect itself).
         (self.mode == binding.mode || self.mode.intersects(binding.mode))
             && (self.notmode == binding.notmode || self.notmode.intersects(binding.notmode))
     }
@@ -171,7 +171,7 @@ pub enum Action {
     /// Toggle fullscreen.
     ToggleFullscreen,
 
-    /// Toggle simple fullscreen on macos.
+    /// Toggle simple fullscreen on macOS.
     #[cfg(target_os = "macos")]
     ToggleSimpleFullscreen,
 
@@ -410,7 +410,7 @@ pub fn default_key_bindings() -> Vec<KeyBinding> {
     //    8     | Shift + Alt + Control
     // ---------+---------------------------
     //
-    // from: https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h2-PC-Style-Function-Keys
+    // from: https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h2-PC-Style-Function-Keys.
     let mut modifiers = vec![
         ModifiersState::SHIFT,
         ModifiersState::ALT,
@@ -452,8 +452,9 @@ pub fn default_key_bindings() -> Vec<KeyBinding> {
             F20,    mods, ~TermMode::VI; Action::Esc(format!("\x1b[34;{}~", modifiers_code));
         ));
 
-        // We're adding the following bindings with `Shift` manually above, so skipping them here
-        // modifiers_code != Shift
+        // We're adding the following bindings with `Shift` manually above, so skipping them here.
+
+        // modifiers_code != Shift.
         if modifiers_code != 2 {
             bindings.extend(bindings!(
                 KeyBinding;
@@ -525,7 +526,7 @@ pub fn platform_key_bindings() -> Vec<KeyBinding> {
     )
 }
 
-// Don't return any bindings for tests since they are commented-out by default
+// Don't return any bindings for tests since they are commented-out by default.
 #[cfg(test)]
 pub fn platform_key_bindings() -> Vec<KeyBinding> {
     vec![]
@@ -956,7 +957,7 @@ impl CommandWrapper {
     }
 }
 
-/// Newtype for implementing deserialize on glutin Mods
+/// Newtype for implementing deserialize on glutin Mods.
 ///
 /// Our deserialize impl wouldn't be covered by a derive(Deserialize); see the
 /// impl below.
diff --git a/alacritty/src/config/mod.rs b/alacritty/src/config/mod.rs
index bb05d980..f416039c 100644
--- a/alacritty/src/config/mod.rs
+++ b/alacritty/src/config/mod.rs
@@ -22,22 +22,22 @@ use crate::config::ui_config::UIConfig;
 
 pub type Config = TermConfig<UIConfig>;
 
-/// Result from config loading
+/// Result from config loading.
 pub type Result<T> = std::result::Result<T, Error>;
 
-/// Errors occurring during config loading
+/// Errors occurring during config loading.
 #[derive(Debug)]
 pub enum Error {
-    /// Config file not found
+    /// Config file not found.
     NotFound,
 
-    /// Couldn't read $HOME environment variable
+    /// Couldn't read $HOME environment variable.
     ReadingEnvHome(env::VarError),
 
-    /// io error reading file
+    /// io error reading file.
     Io(io::Error),
 
-    /// Not valid yaml or missing parameters
+    /// Not valid yaml or missing parameters.
     Yaml(serde_yaml::Error),
 }
 
@@ -96,7 +96,7 @@ impl From<serde_yaml::Error> for Error {
 /// 4. $HOME/.alacritty.yml
 #[cfg(not(windows))]
 pub fn installed_config() -> Option<PathBuf> {
-    // Try using XDG location by default
+    // Try using XDG location by default.
     xdg::BaseDirectories::with_prefix("alacritty")
         .ok()
         .and_then(|xdg| xdg.find_config_file("alacritty.yml"))
@@ -107,12 +107,12 @@ pub fn installed_config() -> Option<PathBuf> {
         })
         .or_else(|| {
             if let Ok(home) = env::var("HOME") {
-                // Fallback path: $HOME/.config/alacritty/alacritty.yml
+                // Fallback path: $HOME/.config/alacritty/alacritty.yml.
                 let fallback = PathBuf::from(&home).join(".config/alacritty/alacritty.yml");
                 if fallback.exists() {
                     return Some(fallback);
                 }
-                // Fallback path: $HOME/.alacritty.yml
+                // Fallback path: $HOME/.alacritty.yml.
                 let fallback = PathBuf::from(&home).join(".alacritty.yml");
                 if fallback.exists() {
                     return Some(fallback);
@@ -146,7 +146,7 @@ pub fn reload_from(path: &PathBuf) -> Result<Config> {
 fn read_config(path: &PathBuf) -> Result<Config> {
     let mut contents = fs::read_to_string(path)?;
 
-    // Remove UTF-8 BOM
+    // Remove UTF-8 BOM.
     if contents.starts_with('\u{FEFF}') {
         contents = contents.split_off(3);
     }
diff --git a/alacritty/src/config/monitor.rs b/alacritty/src/config/monitor.rs
index 8dc5379a..d91b2e4b 100644
--- a/alacritty/src/config/monitor.rs
+++ b/alacritty/src/config/monitor.rs
@@ -28,11 +28,11 @@ impl Monitor {
                     watcher(tx, Duration::from_millis(10)).expect("Unable to spawn file watcher");
                 let config_path = ::std::fs::canonicalize(path).expect("canonicalize config path");
 
-                // Get directory of config
+                // Get directory of config.
                 let mut parent = config_path.clone();
                 parent.pop();
 
-                // Watch directory
+                // Watch directory.
                 watcher
                     .watch(&parent, RecursiveMode::NonRecursive)
                     .expect("watch alacritty.yml dir");
diff --git a/alacritty/src/config/mouse.rs b/alacritty/src/config/mouse.rs
index b7832b4a..9192aba9 100644
--- a/alacritty/src/config/mouse.rs
+++ b/alacritty/src/config/mouse.rs
@@ -24,11 +24,11 @@ pub struct Mouse {
 #[serde(default)]
 #[derive(Clone, Debug, Deserialize, PartialEq, Eq)]
 pub struct Url {
-    // Program for opening links
+    /// Program for opening links.
     #[serde(deserialize_with = "deserialize_launcher")]
     pub launcher: Option<CommandWrapper>,
 
-    // Modifier used to open links
+    /// Modifier used to open links.
     #[serde(deserialize_with = "failure_default")]
     modifiers: ModsWrapper,
 }
@@ -47,10 +47,10 @@ where
 {
     let default = Url::default().launcher;
 
-    // Deserialize to generic value
+    // Deserialize to generic value.
     let val = serde_yaml::Value::deserialize(deserializer)?;
 
-    // Accept `None` to disable the launcher
+    // Accept `None` to disable the launcher.
     if val.as_str().filter(|v| v.to_lowercase() == "none").is_some() {
         return Ok(None);
     }
diff --git a/alacritty/src/config/ui_config.rs b/alacritty/src/config/ui_config.rs
index 13a3b04e..49e54e05 100644
--- a/alacritty/src/config/ui_config.rs
+++ b/alacritty/src/config/ui_config.rs
@@ -11,11 +11,11 @@ pub struct UIConfig {
     #[serde(default, deserialize_with = "failure_default")]
     pub mouse: Mouse,
 
-    /// Keybindings
+    /// Keybindings.
     #[serde(default = "default_key_bindings", deserialize_with = "deserialize_key_bindings")]
     pub key_bindings: Vec<KeyBinding>,
 
-    /// Bindings for the mouse
+    /// Bindings for the mouse.
     #[serde(default = "default_mouse_bindings", deserialize_with = "deserialize_mouse_bindings")]
     pub mouse_bindings: Vec<MouseBinding>,
 }
@@ -63,7 +63,7 @@ where
 {
     let values = Vec::<serde_yaml::Value>::deserialize(deserializer)?;
 
-    // Skip all invalid values
+    // Skip all invalid values.
     let mut bindings = Vec::with_capacity(values.len());
     for value in values {
         match Binding::<T>::deserialize(value) {
@@ -74,7 +74,7 @@ where
         }
     }
 
-    // Remove matching default bindings
+    // Remove matching default bindings.
     for binding in bindings.iter() {
         default.retain(|b| !b.triggers_match(binding));
     }
diff --git a/alacritty/src/cursor.rs b/alacritty/src/cursor.rs
index 253fdaa7..aaed521a 100644
--- a/alacritty/src/cursor.rs
+++ b/alacritty/src/cursor.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//! Helpers for creating different cursor glyphs from font metrics
+//! Helpers for creating different cursor glyphs from font metrics.
 
 use std::cmp;
 
@@ -28,13 +28,13 @@ pub fn get_cursor_glyph(
     is_wide: bool,
     cursor_thickness: f64,
 ) -> RasterizedGlyph {
-    // Calculate the cell metrics
+    // Calculate the cell metrics.
     let height = metrics.line_height as i32 + i32::from(offset_y);
     let mut width = metrics.average_advance as i32 + i32::from(offset_x);
 
     let line_width = cmp::max((cursor_thickness * f64::from(width)).round() as i32, 1);
 
-    // Double the cursor width if it's above a double-width glyph
+    // Double the cursor width if it's above a double-width glyph.
     if is_wide {
         width *= 2;
     }
@@ -48,12 +48,12 @@ pub fn get_cursor_glyph(
     }
 }
 
-// Returns a custom underline cursor character
+/// Return a custom underline cursor character.
 pub fn get_underline_cursor_glyph(width: i32, line_width: i32) -> RasterizedGlyph {
-    // Create a new rectangle, the height is relative to the font width
+    // Create a new rectangle, the height is relative to the font width.
     let buf = vec![255u8; (width * line_width * 3) as usize];
 
-    // Create a custom glyph with the rectangle data attached to it
+    // Create a custom glyph with the rectangle data attached to it.
     RasterizedGlyph {
         c: ' ',
         top: line_width,
@@ -64,7 +64,7 @@ pub fn get_underline_cursor_glyph(width: i32, line_width: i32) -> RasterizedGlyp
     }
 }
 
-// Returns a custom beam cursor character
+/// Return a custom beam cursor character.
 pub fn get_beam_cursor_glyph(height: i32, line_width: i32) -> RasterizedGlyph {
     // Create a new rectangle that is at least one pixel wide
     let buf = vec![255u8; (line_width * height * 3) as usize];
@@ -80,9 +80,9 @@ pub fn get_beam_cursor_glyph(height: i32, line_width: i32) -> RasterizedGlyph {
     }
 }
 
-// Returns a custom box cursor character
+/// Returns a custom box cursor character
 pub fn get_box_cursor_glyph(height: i32, width: i32, line_width: i32) -> RasterizedGlyph {
-    // Create a new box outline rectangle
+    // Create a new box outline rectangle.
     let mut buf = Vec::with_capacity((width * height * 3) as usize);
     for y in 0..height {
         for x in 0..width {
@@ -98,15 +98,15 @@ pub fn get_box_cursor_glyph(height: i32, width: i32, line_width: i32) -> Rasteri
         }
     }
 
-    // Create a custom glyph with the rectangle data attached to it
+    // Create a custom glyph with the rectangle data attached to it.
     RasterizedGlyph { c: ' ', top: height, left: 0, height, width, buf: BitmapBuffer::RGB(buf) }
 }
 
-// Returns a custom block cursor character
+/// Return a custom block cursor character.
 pub fn get_block_cursor_glyph(height: i32, width: i32) -> RasterizedGlyph {
-    // Create a completely filled glyph
+    // Create a completely filled glyph.
     let buf = vec![255u8; (width * height * 3) as usize];
 
-    // Create a custom glyph with the rectangle data attached to it
+    // Create a custom glyph with the rectangle data attached to it.
     RasterizedGlyph { c: ' ', top: height, left: 0, height, width, buf: BitmapBuffer::RGB(buf) }
 }
diff --git a/alacritty/src/display.rs b/alacritty/src/display.rs
index aabd2631..aca91e4e 100644
--- a/alacritty/src/display.rs
+++ b/alacritty/src/display.rs
@@ -219,7 +219,7 @@ impl Display {
         // Update OpenGL projection.
         renderer.resize(&size_info);
 
-        // Call `clear` before showing the window, to make sure the surface is initialized.
+        // Clear screen.
         let background_color = config.colors.primary.background;
         renderer.with_api(&config, &size_info, |api| {
             api.clear(background_color);
@@ -244,7 +244,7 @@ impl Display {
 
         // Set window position.
         //
-        // TODO: replace `set_position` with `with_position` once available
+        // TODO: replace `set_position` with `with_position` once available.
         // Upstream issue: https://github.com/rust-windowing/winit/issues/806.
         if let Some(position) = config.window.position {
             window.set_outer_position(PhysicalPosition::from((position.x, position.y)));
@@ -376,7 +376,7 @@ impl Display {
             pty_size.height -= pty_size.cell_height * lines as f32;
         }
 
-        // Resize PTY.
+        // Resize pty.
         pty_resize_handle.on_resize(&pty_size);
 
         // Resize terminal.
diff --git a/alacritty/src/event.rs b/alacritty/src/event.rs
index 94c9a735..7ec7a70f 100644
--- a/alacritty/src/event.rs
+++ b/alacritty/src/event.rs
@@ -1,4 +1,4 @@
-//! Process window events
+//! Process window events.
 use std::borrow::Cow;
 use std::cmp::max;
 use std::env;
@@ -91,7 +91,7 @@ impl<'a, N: Notify + 'a, T: EventListener> input::ActionContext<T> for ActionCon
     fn scroll(&mut self, scroll: Scroll) {
         self.terminal.scroll_display(scroll);
 
-        // Update selection
+        // Update selection.
         if self.terminal.mode().contains(TermMode::VI)
             && self.terminal.selection().as_ref().map(|s| s.is_empty()) != Some(true)
         {
@@ -125,7 +125,7 @@ impl<'a, N: Notify + 'a, T: EventListener> input::ActionContext<T> for ActionCon
     fn update_selection(&mut self, point: Point, side: Side) {
         let point = self.terminal.visible_to_buffer(point);
 
-        // Update selection if one exists
+        // Update selection if one exists.
         let vi_mode = self.terminal.mode().contains(TermMode::VI);
         if let Some(selection) = self.terminal.selection_mut() {
             selection.update(point, side);
@@ -306,7 +306,7 @@ pub enum ClickState {
     TripleClick,
 }
 
-/// State of the mouse
+/// State of the mouse.
 #[derive(Debug)]
 pub struct Mouse {
     pub x: usize,
@@ -346,7 +346,7 @@ impl Default for Mouse {
     }
 }
 
-/// The event processor
+/// The event processor.
 ///
 /// Stores some state from received events and dispatches actions when they are
 /// triggered.
@@ -364,10 +364,9 @@ pub struct Processor<N> {
 }
 
 impl<N: Notify + OnResize> Processor<N> {
-    /// Create a new event processor
+    /// Create a new event processor.
     ///
-    /// Takes a writer which is expected to be hooked up to the write end of a
-    /// pty.
+    /// Takes a writer which is expected to be hooked up to the write end of a pty.
     pub fn new(
         notifier: N,
         message_buffer: MessageBuffer,
@@ -528,11 +527,11 @@ impl<N: Notify + OnResize> Processor<N> {
             }
         });
 
-        // Write ref tests to disk
+        // Write ref tests to disk.
         self.write_ref_test_results(&terminal.lock());
     }
 
-    /// Handle events from glutin
+    /// Handle events from glutin.
     ///
     /// Doesn't take self mutably due to borrow checking.
     fn handle_event<T>(
@@ -546,11 +545,11 @@ impl<N: Notify + OnResize> Processor<N> {
                 Event::DPRChanged(scale_factor, (width, height)) => {
                     let display_update_pending = &mut processor.ctx.display_update_pending;
 
-                    // Push current font to update its DPR
+                    // Push current font to update its DPR.
                     display_update_pending.font =
                         Some(processor.ctx.config.font.clone().with_size(*processor.ctx.font_size));
 
-                    // Resize to event's dimensions, since no resize event is emitted on Wayland
+                    // Resize to event's dimensions, since no resize event is emitted on Wayland.
                     display_update_pending.dimensions = Some(PhysicalSize::new(width, height));
 
                     processor.ctx.size_info.dpr = scale_factor;
@@ -592,7 +591,7 @@ impl<N: Notify + OnResize> Processor<N> {
                     WindowEvent::KeyboardInput { input, is_synthetic: false, .. } => {
                         processor.key_input(input);
                         if input.state == ElementState::Pressed {
-                            // Hide cursor while typing
+                            // Hide cursor while typing.
                             if processor.ctx.config.ui_config.mouse.hide_when_typing {
                                 processor.ctx.window.set_mouse_visible(false);
                             }
@@ -667,7 +666,7 @@ impl<N: Notify + OnResize> Processor<N> {
         }
     }
 
-    /// Check if an event is irrelevant and can be skipped
+    /// Check if an event is irrelevant and can be skipped.
     fn skip_event(event: &GlutinEvent<Event>) -> bool {
         match event {
             GlutinEvent::WindowEvent { event, .. } => match event {
@@ -709,7 +708,7 @@ impl<N: Notify + OnResize> Processor<N> {
 
         processor.ctx.terminal.update_config(&config);
 
-        // Reload cursor if we've changed its thickness
+        // Reload cursor if we've changed its thickness.
         if (processor.ctx.config.cursor.thickness() - config.cursor.thickness()).abs()
             > std::f64::EPSILON
         {
@@ -717,7 +716,7 @@ impl<N: Notify + OnResize> Processor<N> {
         }
 
         if processor.ctx.config.font != config.font {
-            // Do not update font size if it has been changed at runtime
+            // Do not update font size if it has been changed at runtime.
             if *processor.ctx.font_size == processor.ctx.config.font.size {
                 *processor.ctx.font_size = config.font.size;
             }
@@ -738,13 +737,13 @@ impl<N: Notify + OnResize> Processor<N> {
         processor.ctx.terminal.dirty = true;
     }
 
-    // Write the ref test results to the disk
+    // Write the ref test results to the disk.
     pub fn write_ref_test_results<T>(&self, terminal: &Term<T>) {
         if !self.config.debug.ref_test {
             return;
         }
 
-        // dump grid state
+        // dump grid state.
         let mut grid = terminal.grid().clone();
         grid.initialize_all(&Cell::default());
         grid.truncate();
diff --git a/alacritty/src/input.rs b/alacritty/src/input.rs
index b84c9a53..f47493b5 100644
--- a/alacritty/src/input.rs
+++ b/alacritty/src/input.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! Handle input from glutin
+//! Handle input from glutin.
 //!
 //! Certain key combinations should send some escape sequence back to the pty.
 //! In order to figure that out, state about which modifier keys are pressed
@@ -50,7 +50,7 @@ use crate::event::{ClickState, Mouse};
 use crate::url::{Url, Urls};
 use crate::window::Window;
 
-/// Font size change interval
+/// Font size change interval.
 pub const FONT_SIZE_STEP: f32 = 0.5;
 
 /// Processes input from glutin.
@@ -100,7 +100,7 @@ trait Execute<T: EventListener> {
 }
 
 impl<T, U: EventListener> Execute<U> for Binding<T> {
-    /// Execute the action associate with this binding
+    /// Execute the action associate with this binding.
     #[inline]
     fn execute<A: ActionContext<U>>(&self, ctx: &mut A) {
         self.action.execute(ctx)
@@ -116,7 +116,7 @@ impl Action {
         let cursor_point = ctx.terminal().vi_mode_cursor.point;
         ctx.toggle_selection(ty, cursor_point, Side::Left);
 
-        // Make sure initial selection is not empty
+        // Make sure initial selection is not empty.
         if let Some(selection) = ctx.terminal_mut().selection_mut() {
             selection.include_all();
         }
@@ -185,7 +185,7 @@ impl<T: EventListener> Execute<T> for Action {
             Action::DecreaseFontSize => ctx.change_font_size(FONT_SIZE_STEP * -1.),
             Action::ResetFontSize => ctx.reset_font_size(),
             Action::ScrollPageUp => {
-                // Move vi mode cursor
+                // Move vi mode cursor.
                 let term = ctx.terminal_mut();
                 let scroll_lines = term.grid().num_lines().0 as isize;
                 term.vi_mode_cursor = term.vi_mode_cursor.scroll(term, scroll_lines);
@@ -193,7 +193,7 @@ impl<T: EventListener> Execute<T> for Action {
                 ctx.scroll(Scroll::PageUp);
             },
             Action::ScrollPageDown => {
-                // Move vi mode cursor
+                // Move vi mode cursor.
                 let term = ctx.terminal_mut();
                 let scroll_lines = -(term.grid().num_lines().0 as isize);
                 term.vi_mode_cursor = term.vi_mode_cursor.scroll(term, scroll_lines);
@@ -201,7 +201,7 @@ impl<T: EventListener> Execute<T> for Action {
                 ctx.scroll(Scroll::PageDown);
             },
             Action::ScrollHalfPageUp => {
-                // Move vi mode cursor
+                // Move vi mode cursor.
                 let term = ctx.terminal_mut();
                 let scroll_lines = term.grid().num_lines().0 as isize / 2;
                 term.vi_mode_cursor = term.vi_mode_cursor.scroll(term, scroll_lines);
@@ -209,7 +209,7 @@ impl<T: EventListener> Execute<T> for Action {
                 ctx.scroll(Scroll::Lines(scroll_lines));
             },
             Action::ScrollHalfPageDown => {
-                // Move vi mode cursor
+                // Move vi mode cursor.
                 let term = ctx.terminal_mut();
                 let scroll_lines = -(term.grid().num_lines().0 as isize / 2);
                 term.vi_mode_cursor = term.vi_mode_cursor.scroll(term, scroll_lines);
@@ -217,7 +217,7 @@ impl<T: EventListener> Execute<T> for Action {
                 ctx.scroll(Scroll::Lines(scroll_lines));
             },
             Action::ScrollLineUp => {
-                // Move vi mode cursor
+                // Move vi mode cursor.
                 let term = ctx.terminal();
                 if term.grid().display_offset() != term.grid().history_size()
                     && term.vi_mode_cursor.point.line + 1 != term.grid().num_lines()
@@ -228,7 +228,7 @@ impl<T: EventListener> Execute<T> for Action {
                 ctx.scroll(Scroll::Lines(1));
             },
             Action::ScrollLineDown => {
-                // Move vi mode cursor
+                // Move vi mode cursor.
                 if ctx.terminal().grid().display_offset() != 0
                     && ctx.terminal().vi_mode_cursor.point.line.0 != 0
                 {
@@ -240,14 +240,14 @@ impl<T: EventListener> Execute<T> for Action {
             Action::ScrollToTop => {
                 ctx.scroll(Scroll::Top);
 
-                // Move vi mode cursor
+                // Move vi mode cursor.
                 ctx.terminal_mut().vi_mode_cursor.point.line = Line(0);
                 ctx.terminal_mut().vi_motion(ViMotion::FirstOccupied);
             },
             Action::ScrollToBottom => {
                 ctx.scroll(Scroll::Bottom);
 
-                // Move vi mode cursor
+                // Move vi mode cursor.
                 let term = ctx.terminal_mut();
                 term.vi_mode_cursor.point.line = term.grid().num_lines() - 1;
                 term.vi_motion(ViMotion::FirstOccupied);
@@ -314,7 +314,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
         let cell_changed =
             point.line != self.ctx.mouse().line || point.col != self.ctx.mouse().column;
 
-        // If the mouse hasn't changed cells, do nothing
+        // If the mouse hasn't changed cells, do nothing.
         if !cell_changed
             && self.ctx.mouse().cell_side == cell_side
             && self.ctx.mouse().inside_grid == inside_grid
@@ -327,10 +327,10 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
         self.ctx.mouse_mut().line = point.line;
         self.ctx.mouse_mut().column = point.col;
 
-        // Don't launch URLs if mouse has moved
+        // Don't launch URLs if mouse has moved.
         self.ctx.mouse_mut().block_url_launcher = true;
 
-        // Update mouse state and check for URL change
+        // Update mouse state and check for URL change.
         let mouse_state = self.mouse_state();
         self.update_url_state(&mouse_state);
         self.ctx.window_mut().set_mouse_cursor(mouse_state.into());
@@ -339,10 +339,10 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
         if self.ctx.mouse().left_button_state == ElementState::Pressed
             && (self.ctx.modifiers().shift() || !self.ctx.mouse_mode())
         {
-            // Treat motion over message bar like motion over the last line
+            // Treat motion over message bar like motion over the last line.
             let line = min(point.line, last_term_line);
 
-            // Move vi mode cursor to mouse cursor position
+            // Move vi mode cursor to mouse cursor position.
             if self.ctx.terminal().mode().contains(TermMode::VI) {
                 self.ctx.terminal_mut().vi_mode_cursor.point = point;
             }
@@ -377,7 +377,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
         let end_of_grid = size_info.width - size_info.padding_x - additional_padding;
 
         if cell_x > half_cell_width
-            // Edge case when mouse leaves the window
+            // Edge case when mouse leaves the window.
             || x as f32 >= end_of_grid
         {
             Side::Right
@@ -432,7 +432,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
     }
 
     fn mouse_report(&mut self, button: u8, state: ElementState) {
-        // Calculate modifiers value
+        // Calculate modifiers value.
         let mut mods = 0;
         let modifiers = self.ctx.modifiers();
         if modifiers.shift() {
@@ -445,7 +445,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
             mods += 16;
         }
 
-        // Report mouse events
+        // Report mouse events.
         if self.ctx.terminal().mode().contains(TermMode::SGR_MOUSE) {
             self.sgr_mouse_report(button + mods, state);
         } else if let ElementState::Released = state {
@@ -456,7 +456,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
     }
 
     fn on_mouse_press(&mut self, button: MouseButton) {
-        // Handle mouse mode
+        // Handle mouse mode.
         if !self.ctx.modifiers().shift() && self.ctx.mouse_mode() {
             self.ctx.mouse_mut().click_state = ClickState::None;
 
@@ -464,7 +464,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
                 MouseButton::Left => 0,
                 MouseButton::Middle => 1,
                 MouseButton::Right => 2,
-                // Can't properly report more than three buttons.
+                // Can't properly report more than three buttons..
                 MouseButton::Other(_) => return,
             };
 
@@ -472,19 +472,19 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
         } else if button == MouseButton::Left {
             self.on_left_click();
         } else {
-            // Do nothing when using buttons other than LMB
+            // Do nothing when using buttons other than LMB.
             self.ctx.mouse_mut().click_state = ClickState::None;
         }
     }
 
     /// Handle left click selection and vi mode cursor movement.
     fn on_left_click(&mut self) {
-        // Calculate time since the last click to handle double/triple clicks in normal mode
+        // Calculate time since the last click to handle double/triple clicks in normal mode.
         let now = Instant::now();
         let elapsed = now - self.ctx.mouse().last_click_timestamp;
         self.ctx.mouse_mut().last_click_timestamp = now;
 
-        // Load mouse point, treating message bar and padding as closest cell
+        // Load mouse point, treating message bar and padding as closest cell.
         let mouse = self.ctx.mouse();
         let mut point = self.ctx.size_info().pixels_to_coords(mouse.x, mouse.y);
         point.line = min(point.line, self.ctx.terminal().grid().num_lines() - 1);
@@ -507,12 +507,12 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
                 ClickState::TripleClick
             }
             _ => {
-                // Don't launch URLs if this click cleared the selection
+                // Don't launch URLs if this click cleared the selection.
                 self.ctx.mouse_mut().block_url_launcher = !self.ctx.selection_is_empty();
 
                 self.ctx.clear_selection();
 
-                // Start new empty selection
+                // Start new empty selection.
                 if self.ctx.modifiers().ctrl() {
                     self.ctx.start_selection(SelectionType::Block, point, side);
                 } else {
@@ -523,9 +523,9 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
             },
         };
 
-        // Move vi mode cursor to mouse position
+        // Move vi mode cursor to mouse position.
         if self.ctx.terminal().mode().contains(TermMode::VI) {
-            // Update Vi mode cursor position on click
+            // Update Vi mode cursor position on click.
             self.ctx.terminal_mut().vi_mode_cursor.point = point;
         }
     }
@@ -536,7 +536,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
                 MouseButton::Left => 0,
                 MouseButton::Middle => 1,
                 MouseButton::Right => 2,
-                // Can't properly report more than three buttons.
+                // Can't properly report more than three buttons..
                 MouseButton::Other(_) => return,
             };
             self.mouse_report(code, ElementState::Released);
@@ -557,7 +557,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
             MouseScrollDelta::PixelDelta(lpos) => {
                 match phase {
                     TouchPhase::Started => {
-                        // Reset offset to zero
+                        // Reset offset to zero.
                         self.ctx.mouse_mut().scroll_px = 0.;
                     },
                     TouchPhase::Moved => {
@@ -613,18 +613,18 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
 
             let lines = self.ctx.mouse().scroll_px / height;
 
-            // Store absolute position of vi mode cursor
+            // Store absolute position of vi mode cursor.
             let term = self.ctx.terminal();
             let absolute = term.visible_to_buffer(term.vi_mode_cursor.point);
 
             self.ctx.scroll(Scroll::Lines(lines as isize));
 
-            // Try to restore vi mode cursor position, to keep it above its previous content
+            // Try to restore vi mode cursor position, to keep it above its previous content.
             let term = self.ctx.terminal_mut();
             term.vi_mode_cursor.point = term.grid().clamp_buffer_to_visible(absolute);
             term.vi_mode_cursor.point.col = absolute.col;
 
-            // Update selection
+            // Update selection.
             if term.mode().contains(TermMode::VI) {
                 let point = term.vi_mode_cursor.point;
                 if !self.ctx.selection_is_empty() {
@@ -653,12 +653,12 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
             _ => (),
         }
 
-        // Skip normal mouse events if the message bar has been clicked
+        // Skip normal mouse events if the message bar has been clicked.
         if self.message_close_at_cursor() && state == ElementState::Pressed {
             self.ctx.clear_selection();
             self.ctx.pop_message();
 
-            // Reset cursor when message bar height changed or all messages are gone
+            // Reset cursor when message bar height changed or all messages are gone.
             let size = self.ctx.size_info();
             let current_lines = (size.lines() - self.ctx.terminal().grid().num_lines()).0;
             let new_lines = self.ctx.message().map(|m| m.text(&size).len()).unwrap_or(0);
@@ -702,7 +702,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
     pub fn modifiers_input(&mut self, modifiers: ModifiersState) {
         *self.ctx.modifiers() = modifiers;
 
-        // Update mouse state and check for URL change
+        // Update mouse state and check for URL change.
         let mouse_state = self.mouse_state();
         self.update_url_state(&mouse_state);
         self.ctx.window_mut().set_mouse_cursor(mouse_state.into());
@@ -762,16 +762,16 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
             };
 
             if binding.is_triggered_by(*self.ctx.terminal().mode(), mods, &key) {
-                // Binding was triggered; run the action
+                // Binding was triggered; run the action.
                 let binding = binding.clone();
                 binding.execute(&mut self.ctx);
 
-                // Don't suppress when there has been a `ReceiveChar` action
+                // Don't suppress when there has been a `ReceiveChar` action.
                 *suppress_chars.get_or_insert(true) &= binding.action != Action::ReceiveChar;
             }
         }
 
-        // Don't suppress char if no bindings were triggered
+        // Don't suppress char if no bindings were triggered.
         *self.ctx.suppress_chars() = suppress_chars.unwrap_or(false);
     }
 
@@ -787,7 +787,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
         for i in 0..self.ctx.config().ui_config.mouse_bindings.len() {
             let mut binding = self.ctx.config().ui_config.mouse_bindings[i].clone();
 
-            // Require shift for all modifiers when mouse mode is active
+            // Require shift for all modifiers when mouse mode is active.
             if mouse_mode {
                 binding.mods |= ModifiersState::SHIFT;
             }
@@ -803,7 +803,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
         self.ctx.mouse().line >= self.ctx.terminal().grid().num_lines()
     }
 
-    /// Whether the point is over the message bar's close button
+    /// Whether the point is over the message bar's close button.
     fn message_close_at_cursor(&self) -> bool {
         let mouse = self.ctx.mouse();
         mouse.inside_grid
@@ -833,7 +833,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
 
     /// Location of the mouse cursor.
     fn mouse_state(&mut self) -> MouseState {
-        // Check message bar before URL to ignore URLs in the message bar
+        // Check message bar before URL to ignore URLs in the message bar.
         if self.message_close_at_cursor() {
             return MouseState::MessageBarButton;
         } else if self.message_at_cursor() {
@@ -842,7 +842,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
 
         let mouse_mode = self.ctx.mouse_mode();
 
-        // Check for URL at mouse cursor
+        // Check for URL at mouse cursor.
         let mods = *self.ctx.modifiers();
         let highlighted_url = self.ctx.urls().highlighted(
             self.ctx.config(),
@@ -856,7 +856,7 @@ impl<'a, T: EventListener, A: ActionContext<T>> Processor<'a, T, A> {
             return MouseState::Url(url);
         }
 
-        // Check mouse mode if location is not special
+        // Check mouse mode if location is not special.
         if !self.ctx.modifiers().shift() && mouse_mode {
             MouseState::Mouse
         } else {
diff --git a/alacritty/src/logging.rs b/alacritty/src/logging.rs
index 569135ec..defa4605 100644
--- a/alacritty/src/logging.rs
+++ b/alacritty/src/logging.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! Logging for alacritty.
+//! Logging for Alacritty.
 //!
 //! The main executable is supposed to call `initialize()` exactly once during
 //! startup. All logging messages are written to stdout, given that their
@@ -151,19 +151,19 @@ impl OnDemandLogFile {
         let mut path = env::temp_dir();
         path.push(format!("Alacritty-{}.log", process::id()));
 
-        // Set log path as an environment variable
+        // Set log path as an environment variable.
         env::set_var(ALACRITTY_LOG_ENV, path.as_os_str());
 
         OnDemandLogFile { path, file: None, created: Arc::new(AtomicBool::new(false)) }
     }
 
     fn file(&mut self) -> Result<&mut LineWriter<File>, io::Error> {
-        // Allow to recreate the file if it has been deleted at runtime
+        // Allow to recreate the file if it has been deleted at runtime.
         if self.file.is_some() && !self.path.as_path().exists() {
             self.file = None;
         }
 
-        // Create the file if it doesn't exist yet
+        // Create the file if it doesn't exist yet.
         if self.file.is_none() {
             let file = OpenOptions::new().append(true).create(true).open(&self.path);
 
diff --git a/alacritty/src/main.rs b/alacritty/src/main.rs
index 6bb9041c..6088f86a 100644
--- a/alacritty/src/main.rs
+++ b/alacritty/src/main.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! Alacritty - The GPU Enhanced Terminal
+//! Alacritty - The GPU Enhanced Terminal.
 #![deny(clippy::all, clippy::if_not_else, clippy::enum_glob_use, clippy::wrong_pub_self_convention)]
 #![cfg_attr(feature = "nightly", feature(core_intrinsics))]
 #![cfg_attr(all(test, feature = "bench"), feature(test))]
@@ -83,41 +83,41 @@ fn main() {
         AttachConsole(ATTACH_PARENT_PROCESS);
     }
 
-    // Load command line options
+    // Load command line options.
     let options = Options::new();
 
-    // Setup glutin event loop
+    // Setup glutin event loop.
     let window_event_loop = GlutinEventLoop::<Event>::with_user_event();
 
-    // Initialize the logger as soon as possible as to capture output from other subsystems
+    // Initialize the logger as soon as possible as to capture output from other subsystems.
     let log_file = logging::initialize(&options, window_event_loop.create_proxy())
         .expect("Unable to initialize logger");
 
-    // Load configuration file
+    // Load configuration file.
     let config_path = options.config_path().or_else(config::installed_config);
     let config = config_path.map(config::load_from).unwrap_or_else(Config::default);
     let config = options.into_config(config);
 
-    // Update the log level from config
+    // Update the log level from config.
     log::set_max_level(config.debug.log_level);
 
-    // Switch to home directory
+    // Switch to home directory.
     #[cfg(target_os = "macos")]
     env::set_current_dir(dirs::home_dir().unwrap()).unwrap();
-    // Set locale
+    // Set locale.
     #[cfg(target_os = "macos")]
     locale::set_locale_environment();
 
-    // Store if log file should be deleted before moving config
+    // Store if log file should be deleted before moving config.
     let persistent_logging = config.persistent_logging();
 
-    // Run alacritty
+    // Run Alacritty.
     if let Err(err) = run(window_event_loop, config) {
         error!("Alacritty encountered an unrecoverable error:\n\n\t{}\n", err);
         std::process::exit(1);
     }
 
-    // Clean up logfile
+    // Clean up logfile.
     if let Some(log_file) = log_file {
         if !persistent_logging && fs::remove_file(&log_file).is_ok() {
             let _ = writeln!(io::stdout(), "Deleted log file at \"{}\"", log_file.display());
@@ -125,7 +125,7 @@ fn main() {
     }
 }
 
-/// Run Alacritty
+/// Run Alacritty.
 ///
 /// Creates a window, the terminal state, pty, I/O event loop, input processor,
 /// config change monitor, and runs the main display loop.
@@ -137,25 +137,25 @@ fn run(window_event_loop: GlutinEventLoop<Event>, config: Config) -> Result<(),
         None => info!("No configuration file found"),
     }
 
-    // Set environment variables
+    // Set environment variables.
     tty::setup_env(&config);
 
     let event_proxy = EventProxy::new(window_event_loop.create_proxy());
 
-    // Create a display
+    // Create a display.
     //
     // The display manages a window and can draw the terminal.
     let display = Display::new(&config, &window_event_loop)?;
 
-    info!("PTY Dimensions: {:?} x {:?}", display.size_info.lines(), display.size_info.cols());
+    info!("pty dimensions: {:?} x {:?}", display.size_info.lines(), display.size_info.cols());
 
-    // Create new native clipboard
+    // Create new native clipboard.
     #[cfg(not(any(target_os = "macos", windows)))]
     let clipboard = Clipboard::new(display.window.wayland_display());
     #[cfg(any(target_os = "macos", windows))]
     let clipboard = Clipboard::new();
 
-    // Create the terminal
+    // Create the terminal.
     //
     // This object contains all of the state about what's being displayed. It's
     // wrapped in a clonable mutex since both the I/O loop and display need to
@@ -163,7 +163,7 @@ fn run(window_event_loop: GlutinEventLoop<Event>, config: Config) -> Result<(),
     let terminal = Term::new(&config, &display.size_info, clipboard, event_proxy.clone());
     let terminal = Arc::new(FairMutex::new(terminal));
 
-    // Create the pty
+    // Create the pty.
     //
     // The pty forks a process to run the shell on the slave side of the
     // pseudoterminal. A file descriptor for the master side is retained for
@@ -173,7 +173,7 @@ fn run(window_event_loop: GlutinEventLoop<Event>, config: Config) -> Result<(),
     #[cfg(any(target_os = "macos", windows))]
     let pty = tty::new(&config, &display.size_info, None);
 
-    // Create the pseudoterminal I/O loop
+    // Create the pseudoterminal I/O loop.
     //
     // pty I/O is ran on another thread as to not occupy cycles used by the
     // renderer and input processing. Note that access to the terminal state is
@@ -185,7 +185,7 @@ fn run(window_event_loop: GlutinEventLoop<Event>, config: Config) -> Result<(),
     // to be sent to the pty loop and ultimately written to the pty.
     let loop_tx = event_loop.channel();
 
-    // Create a config monitor when config was loaded from path
+    // Create a config monitor when config was loaded from path.
     //
     // The monitor watches the config file for changes and reloads it. Pending
     // config changes are processed in the main loop.
@@ -193,19 +193,19 @@ fn run(window_event_loop: GlutinEventLoop<Event>, config: Config) -> Result<(),
         config.config_path.as_ref().map(|path| Monitor::new(path, event_proxy.clone()));
     }
 
-    // Setup storage for message UI
+    // Setup storage for message UI.
     let message_buffer = MessageBuffer::new();
 
-    // Event processor
+    // Event processor.
     let mut processor =
         Processor::new(event_loop::Notifier(loop_tx.clone()), message_buffer, config, display);
 
-    // Kick off the I/O thread
+    // Kick off the I/O thread.
     let io_thread = event_loop.spawn();
 
     info!("Initialisation complete");
 
-    // Start event loop and block until shutdown
+    // Start event loop and block until shutdown.
     processor.run(terminal, window_event_loop);
 
     // This explicit drop is needed for Windows, ConPTY backend. Otherwise a deadlock can occur.
@@ -218,17 +218,17 @@ fn run(window_event_loop: GlutinEventLoop<Event>, config: Config) -> Result<(),
     // The fix is to ensure that processor is dropped first. That way, when io_thread (i.e. pty)
     // is dropped, it can ensure Conpty is dropped before the conout pipe in the pty drop order.
     //
-    // FIXME: Change PTY API to enforce the correct drop order with the typesystem.
+    // FIXME: Change pty API to enforce the correct drop order with the typesystem.
     drop(processor);
 
-    // Shutdown PTY parser event loop
+    // Shutdown pty parser event loop.
     loop_tx.send(Msg::Shutdown).expect("Error sending shutdown to pty event loop");
     io_thread.join().expect("join io thread");
 
-    // FIXME patch notify library to have a shutdown method
+    // FIXME patch notify library to have a shutdown method.
     // config_reloader.join().ok();
 
-    // Without explicitly detaching the console cmd won't redraw it's prompt
+    // Without explicitly detaching the console cmd won't redraw it's prompt.
     #[cfg(windows)]
     unsafe {
         FreeConsole();
diff --git a/alacritty/src/renderer/mod.rs b/alacritty/src/renderer/mod.rs
index f62e6f8d..f2638ad5 100644
--- a/alacritty/src/renderer/mod.rs
+++ b/alacritty/src/renderer/mod.rs
@@ -42,13 +42,13 @@ use std::fmt::{self, Display, Formatter};
 
 pub mod rects;
 
-// Shader paths for live reload
+// Shader paths for live reload.
 static TEXT_SHADER_F_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/../res/text.f.glsl");
 static TEXT_SHADER_V_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/../res/text.v.glsl");
 static RECT_SHADER_F_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/../res/rect.f.glsl");
 static RECT_SHADER_V_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/../res/rect.v.glsl");
 
-// Shader source which is used when live-shader-reload feature is disable
+// Shader source which is used when live-shader-reload feature is disable.
 static TEXT_SHADER_F: &str =
     include_str!(concat!(env!("CARGO_MANIFEST_DIR"), "/../res/text.f.glsl"));
 static TEXT_SHADER_V: &str =
@@ -58,12 +58,12 @@ static RECT_SHADER_F: &str =
 static RECT_SHADER_V: &str =
     include_str!(concat!(env!("CARGO_MANIFEST_DIR"), "/../res/rect.v.glsl"));
 
-/// `LoadGlyph` allows for copying a rasterized glyph into graphics memory
+/// `LoadGlyph` allows for copying a rasterized glyph into graphics memory.
 pub trait LoadGlyph {
-    /// Load the rasterized glyph into GPU memory
+    /// Load the rasterized glyph into GPU memory.
     fn load_glyph(&mut self, rasterized: &RasterizedGlyph) -> Glyph;
 
-    /// Clear any state accumulated from previous loaded glyphs
+    /// Clear any state accumulated from previous loaded glyphs.
     ///
     /// This can, for instance, be used to reset the texture Atlas.
     fn clear(&mut self);
@@ -102,34 +102,34 @@ impl From<ShaderCreationError> for Error {
     }
 }
 
-/// Text drawing program
+/// Text drawing program.
 ///
 /// Uniforms are prefixed with "u", and vertex attributes are prefixed with "a".
 #[derive(Debug)]
 pub struct TextShaderProgram {
-    // Program id
+    /// Program id.
     id: GLuint,
 
-    /// projection scale and offset uniform
+    /// projection scale and offset uniform.
     u_projection: GLint,
 
-    /// Cell dimensions (pixels)
+    /// Cell dimensions (pixels).
     u_cell_dim: GLint,
 
-    /// Background pass flag
+    /// Background pass flag.
     ///
-    /// Rendering is split into two passes; 1 for backgrounds, and one for text
+    /// Rendering is split into two passes; 1 for backgrounds, and one for text.
     u_background: GLint,
 }
 
-/// Rectangle drawing program
+/// Rectangle drawing program.
 ///
-/// Uniforms are prefixed with "u"
+/// Uniforms are prefixed with "u".
 #[derive(Debug)]
 pub struct RectShaderProgram {
-    // Program id
+    /// Program id.
     id: GLuint,
-    /// Rectangle color
+    /// Rectangle color.
     u_color: GLint,
 }
 
@@ -147,38 +147,39 @@ pub struct Glyph {
     uv_height: f32,
 }
 
-/// Naïve glyph cache
+/// Naïve glyph cache.
 ///
 /// Currently only keyed by `char`, and thus not possible to hold different
 /// representations of the same code point.
 pub struct GlyphCache {
-    /// Cache of buffered glyphs
+    /// Cache of buffered glyphs.
     cache: HashMap<GlyphKey, Glyph, BuildHasherDefault<FnvHasher>>,
 
-    /// Cache of buffered cursor glyphs
+    /// Cache of buffered cursor glyphs.
     cursor_cache: HashMap<CursorKey, Glyph, BuildHasherDefault<FnvHasher>>,
 
-    /// Rasterizer for loading new glyphs
+    /// Rasterizer for loading new glyphs.
     rasterizer: Rasterizer,
 
-    /// regular font
+    /// Regular font.
     font_key: FontKey,
 
-    /// bold font
+    /// Bold font.
     bold_key: FontKey,
 
-    /// italic font
+    /// Italic font.
     italic_key: FontKey,
 
-    /// bold italic font
+    /// Bold italic font.
     bold_italic_key: FontKey,
 
-    /// font size
+    /// Font size.
     font_size: font::Size,
 
-    /// glyph offset
+    /// Glyph offset.
     glyph_offset: Delta<i8>,
 
+    /// Font metrics.
     metrics: font::Metrics,
 }
 
@@ -225,20 +226,20 @@ impl GlyphCache {
         }
     }
 
-    /// Computes font keys for (Regular, Bold, Italic, Bold Italic)
+    /// Computes font keys for (Regular, Bold, Italic, Bold Italic).
     fn compute_font_keys(
         font: &config::Font,
         rasterizer: &mut Rasterizer,
     ) -> Result<(FontKey, FontKey, FontKey, FontKey), font::Error> {
         let size = font.size;
 
-        // Load regular font
+        // Load regular font.
         let regular_desc =
             Self::make_desc(&font.normal(), font::Slant::Normal, font::Weight::Normal);
 
         let regular = rasterizer.load_font(&regular_desc, size)?;
 
-        // helper to load a description if it is not the regular_desc
+        // helper to load a description if it is not the regular_desc.
         let mut load_or_regular = |desc: FontDesc| {
             if desc == regular_desc {
                 regular
@@ -247,18 +248,18 @@ impl GlyphCache {
             }
         };
 
-        // Load bold font
+        // Load bold font.
         let bold_desc = Self::make_desc(&font.bold(), font::Slant::Normal, font::Weight::Bold);
 
         let bold = load_or_regular(bold_desc);
 
-        // Load italic font
+        // Load italic font.
         let italic_desc =
             Self::make_desc(&font.italic(), font::Slant::Italic, font::Weight::Normal);
 
         let italic = load_or_regular(italic_desc);
 
-        // Load bold italic font
+        // Load bold italic font.
         let bold_italic_desc =
             Self::make_desc(&font.bold_italic(), font::Slant::Italic, font::Weight::Bold);
 
@@ -314,10 +315,10 @@ impl GlyphCache {
         dpr: f64,
         loader: &mut L,
     ) -> Result<(), font::Error> {
-        // Update dpi scaling
+        // Update dpi scaling.
         self.rasterizer.update_dpr(dpr as f32);
 
-        // Recompute font keys
+        // Recompute font keys.
         let (regular, bold, italic, bold_italic) =
             Self::compute_font_keys(&font, &mut self.rasterizer)?;
 
@@ -350,7 +351,7 @@ impl GlyphCache {
         self.load_glyphs_for_font(self.bold_italic_key, loader);
     }
 
-    // Calculate font metrics without access to a glyph cache
+    /// Calculate font metrics without access to a glyph cache.
     pub fn static_metrics(font: Font, dpr: f64) -> Result<font::Metrics, font::Error> {
         let mut rasterizer = font::Rasterizer::new(dpr as f32, font.use_thin_strokes())?;
         let regular_desc =
@@ -379,7 +380,7 @@ impl GlyphCache {
         let padding_x = f64::from(config.window.padding.x) * dpr;
         let padding_y = f64::from(config.window.padding.y) * dpr;
 
-        // Calculate new size based on cols/lines specified in config
+        // Calculate new size based on cols/lines specified in config.
         let grid_width = cell_width as u32 * dimensions.columns_u32();
         let grid_height = cell_height as u32 * dimensions.lines_u32();
 
@@ -393,26 +394,26 @@ impl GlyphCache {
 #[derive(Debug)]
 #[repr(C)]
 struct InstanceData {
-    // coords
+    // Coords.
     col: f32,
     row: f32,
-    // glyph offset
+    // Glyph offset.
     left: f32,
     top: f32,
-    // glyph scale
+    // Glyph scale.
     width: f32,
     height: f32,
-    // uv offset
+    // uv offset.
     uv_left: f32,
     uv_bot: f32,
-    // uv scale
+    // uv scale.
     uv_width: f32,
     uv_height: f32,
-    // color
+    // Color.
     r: f32,
     g: f32,
     b: f32,
-    // background color
+    // Background color.
     bg_r: f32,
     bg_g: f32,
     bg_b: f32,
@@ -556,7 +557,7 @@ impl QuadRenderer {
             gl::BlendFunc(gl::SRC1_COLOR, gl::ONE_MINUS_SRC1_COLOR);
             gl::Enable(gl::MULTISAMPLE);
 
-            // Disable depth mask, as the renderer never uses depth tests
+            // Disable depth mask, as the renderer never uses depth tests.
             gl::DepthMask(gl::FALSE);
 
             gl::GenVertexArrays(1, &mut vao);
@@ -587,7 +588,7 @@ impl QuadRenderer {
                 ptr::null(),
                 gl::STREAM_DRAW,
             );
-            // coords
+            // Coords.
             gl::VertexAttribPointer(
                 0,
                 2,
@@ -598,7 +599,7 @@ impl QuadRenderer {
             );
             gl::EnableVertexAttribArray(0);
             gl::VertexAttribDivisor(0, 1);
-            // glyphoffset
+            // Glyph offset.
             gl::VertexAttribPointer(
                 1,
                 4,
@@ -609,7 +610,7 @@ impl QuadRenderer {
             );
             gl::EnableVertexAttribArray(1);
             gl::VertexAttribDivisor(1, 1);
-            // uv
+            // uv.
             gl::VertexAttribPointer(
                 2,
                 4,
@@ -620,7 +621,7 @@ impl QuadRenderer {
             );
             gl::EnableVertexAttribArray(2);
             gl::VertexAttribDivisor(2, 1);
-            // color
+            // Color.
             gl::VertexAttribPointer(
                 3,
                 3,
@@ -631,7 +632,7 @@ impl QuadRenderer {
             );
             gl::EnableVertexAttribArray(3);
             gl::VertexAttribDivisor(3, 1);
-            // color
+            // Background color.
             gl::VertexAttribPointer(
                 4,
                 4,
@@ -643,7 +644,7 @@ impl QuadRenderer {
             gl::EnableVertexAttribArray(4);
             gl::VertexAttribDivisor(4, 1);
 
-            // Rectangle setup
+            // Rectangle setup.
             gl::GenVertexArrays(1, &mut rect_vao);
             gl::GenBuffers(1, &mut rect_vbo);
             gl::GenBuffers(1, &mut rect_ebo);
@@ -657,7 +658,7 @@ impl QuadRenderer {
                 gl::STATIC_DRAW,
             );
 
-            // Cleanup
+            // Cleanup.
             gl::BindVertexArray(0);
             gl::BindBuffer(gl::ARRAY_BUFFER, 0);
             gl::BindBuffer(gl::ELEMENT_ARRAY_BUFFER, 0);
@@ -715,24 +716,24 @@ impl QuadRenderer {
         Ok(renderer)
     }
 
-    // Draw all rectangles simultaneously to prevent excessive program swaps
+    /// Draw all rectangles simultaneously to prevent excessive program swaps.
     pub fn draw_rects(&mut self, props: &term::SizeInfo, rects: Vec<RenderRect>) {
-        // Swap to rectangle rendering program
+        // Swap to rectangle rendering program.
         unsafe {
-            // Swap program
+            // Swap program.
             gl::UseProgram(self.rect_program.id);
 
-            // Remove padding from viewport
+            // Remove padding from viewport.
             gl::Viewport(0, 0, props.width as i32, props.height as i32);
 
-            // Change blending strategy
+            // Change blending strategy.
             gl::BlendFuncSeparate(gl::SRC_ALPHA, gl::ONE_MINUS_SRC_ALPHA, gl::SRC_ALPHA, gl::ONE);
 
-            // Setup data and buffers
+            // Setup data and buffers.
             gl::BindVertexArray(self.rect_vao);
             gl::BindBuffer(gl::ARRAY_BUFFER, self.rect_vbo);
 
-            // Position
+            // Position.
             gl::VertexAttribPointer(
                 0,
                 2,
@@ -744,17 +745,17 @@ impl QuadRenderer {
             gl::EnableVertexAttribArray(0);
         }
 
-        // Draw all the rects
+        // Draw all the rects.
         for rect in rects {
             self.render_rect(&rect, props);
         }
 
-        // Deactivate rectangle program again
+        // Deactivate rectangle program again.
         unsafe {
-            // Reset blending strategy
+            // Reset blending strategy.
             gl::BlendFunc(gl::SRC1_COLOR, gl::ONE_MINUS_SRC1_COLOR);
 
-            // Reset data and buffers
+            // Reset data and buffers.
             gl::BindBuffer(gl::ARRAY_BUFFER, 0);
             gl::BindVertexArray(0);
 
@@ -764,7 +765,7 @@ impl QuadRenderer {
             let height = props.height as i32;
             gl::Viewport(padding_x, padding_y, width - 2 * padding_x, height - 2 * padding_y);
 
-            // Disable program
+            // Disable program.
             gl::UseProgram(0);
         }
     }
@@ -773,7 +774,7 @@ impl QuadRenderer {
     where
         F: FnOnce(RenderApi<'_, C>) -> T,
     {
-        // Flush message queue
+        // Flush message queue.
         if let Ok(Msg::ShaderReload) = self.rx.try_recv() {
             self.reload_shaders(props);
         }
@@ -855,7 +856,7 @@ impl QuadRenderer {
     }
 
     pub fn resize(&mut self, size: &SizeInfo) {
-        // viewport
+        // Viewport.
         unsafe {
             gl::Viewport(
                 size.padding_x as i32,
@@ -864,23 +865,23 @@ impl QuadRenderer {
                 size.height as i32 - 2 * size.padding_y as i32,
             );
 
-            // update projection
+            // Update projection.
             gl::UseProgram(self.program.id);
             self.program.update_projection(size.width, size.height, size.padding_x, size.padding_y);
             gl::UseProgram(0);
         }
     }
 
-    // Render a rectangle
-    //
-    // This requires the rectangle program to be activated
+    /// Render a rectangle.
+    ///
+    /// This requires the rectangle program to be activated.
     fn render_rect(&mut self, rect: &RenderRect, size: &term::SizeInfo) {
-        // Do nothing when alpha is fully transparent
+        // Do nothing when alpha is fully transparent.
         if rect.alpha == 0. {
             return;
         }
 
-        // Calculate rectangle position
+        // Calculate rectangle position.
         let center_x = size.width / 2.;
         let center_y = size.height / 2.;
         let x = (rect.x - center_x) / center_x;
@@ -889,10 +890,10 @@ impl QuadRenderer {
         let height = rect.height / center_y;
 
         unsafe {
-            // Setup vertices
+            // Setup vertices.
             let vertices: [f32; 8] = [x + width, y, x + width, y - height, x, y - height, x, y];
 
-            // Load vertex data into array buffer
+            // Load vertex data into array buffer.
             gl::BufferData(
                 gl::ARRAY_BUFFER,
                 (size_of::<f32>() * vertices.len()) as _,
@@ -900,10 +901,10 @@ impl QuadRenderer {
                 gl::STATIC_DRAW,
             );
 
-            // Color
+            // Color.
             self.rect_program.set_color(rect.color, rect.alpha);
 
-            // Draw the rectangle
+            // Draw the rectangle.
             gl::DrawElements(gl::TRIANGLES, 6, gl::UNSIGNED_INT, ptr::null());
         }
     }
@@ -939,7 +940,7 @@ impl<'a, C> RenderApi<'a, C> {
             );
         }
 
-        // Bind texture if necessary
+        // Bind texture if necessary.
         if *self.active_tex != self.batch.tex {
             unsafe {
                 gl::BindTexture(gl::TEXTURE_2D, self.batch.tex);
@@ -1006,14 +1007,14 @@ impl<'a, C> RenderApi<'a, C> {
 
     #[inline]
     fn add_render_item(&mut self, cell: RenderableCell, glyph: &Glyph) {
-        // Flush batch if tex changing
+        // Flush batch if tex changing.
         if !self.batch.is_empty() && self.batch.tex != glyph.tex_id {
             self.render_batch();
         }
 
         self.batch.add_item(cell, glyph);
 
-        // Render batch and clear if it's full
+        // Render batch and clear if it's full.
         if self.batch.full() {
             self.render_batch();
         }
@@ -1022,7 +1023,7 @@ impl<'a, C> RenderApi<'a, C> {
     pub fn render_cell(&mut self, cell: RenderableCell, glyph_cache: &mut GlyphCache) {
         let chars = match cell.inner {
             RenderableCellContent::Cursor(cursor_key) => {
-                // Raw cell pixel buffers like cursors don't need to go through font lookup
+                // Raw cell pixel buffers like cursors don't need to go through font lookup.
                 let metrics = glyph_cache.metrics;
                 let glyph = glyph_cache.cursor_cache.entry(cursor_key).or_insert_with(|| {
                     self.load_glyph(&cursor::get_cursor_glyph(
@@ -1040,7 +1041,7 @@ impl<'a, C> RenderApi<'a, C> {
             RenderableCellContent::Chars(chars) => chars,
         };
 
-        // Get font key for cell
+        // Get font key for cell.
         let font_key = match cell.flags & Flags::BOLD_ITALIC {
             Flags::BOLD_ITALIC => glyph_cache.bold_italic_key,
             Flags::ITALIC => glyph_cache.italic_key,
@@ -1048,25 +1049,25 @@ impl<'a, C> RenderApi<'a, C> {
             _ => glyph_cache.font_key,
         };
 
-        // Don't render text of HIDDEN cells
+        // Don't render text of HIDDEN cells.
         let mut chars = if cell.flags.contains(Flags::HIDDEN) {
             [' '; cell::MAX_ZEROWIDTH_CHARS + 1]
         } else {
             chars
         };
 
-        // Render tabs as spaces in case the font doesn't support it
+        // Render tabs as spaces in case the font doesn't support it.
         if chars[0] == '\t' {
             chars[0] = ' ';
         }
 
         let mut glyph_key = GlyphKey { font_key, size: glyph_cache.font_size, c: chars[0] };
 
-        // Add cell to batch
+        // Add cell to batch.
         let glyph = glyph_cache.get(glyph_key, self);
         self.add_render_item(cell, glyph);
 
-        // Render zero-width characters
+        // Render zero-width characters.
         for c in (&chars[1..]).iter().filter(|c| **c != ' ') {
             glyph_key.c = *c;
             let mut glyph = *glyph_cache.get(glyph_key, self);
@@ -1083,7 +1084,7 @@ impl<'a, C> RenderApi<'a, C> {
     }
 }
 
-/// Load a glyph into a texture atlas
+/// Load a glyph into a texture atlas.
 ///
 /// If the current atlas is full, a new one will be created.
 #[inline]
@@ -1216,12 +1217,12 @@ impl TextShaderProgram {
     }
 
     fn update_projection(&self, width: f32, height: f32, padding_x: f32, padding_y: f32) {
-        // Bounds check
+        // Bounds check.
         if (width as u32) < (2 * padding_x as u32) || (height as u32) < (2 * padding_y as u32) {
             return;
         }
 
-        // Compute scale and offset factors, from pixel to ndc space. Y is inverted
+        // Compute scale and offset factors, from pixel to ndc space. Y is inverted.
         //   [0, width - 2 * padding_x] to [-1, 1]
         //   [height - 2 * padding_y, 0] to [-1, 1]
         let scale_x = 2. / (width - 2. * padding_x);
@@ -1276,7 +1277,7 @@ impl RectShaderProgram {
             gl::UseProgram(program);
         }
 
-        // get uniform locations
+        // get uniform locations.
         let u_color = unsafe { gl::GetUniformLocation(program, b"color\0".as_ptr() as *const _) };
 
         let shader = Self { id: program, u_color };
@@ -1355,10 +1356,10 @@ fn create_shader(
     if success == GLint::from(gl::TRUE) {
         Ok(shader)
     } else {
-        // Read log
+        // Read log.
         let log = get_shader_info_log(shader);
 
-        // Cleanup
+        // Cleanup.
         unsafe {
             gl::DeleteShader(shader);
         }
@@ -1368,60 +1369,60 @@ fn create_shader(
 }
 
 fn get_program_info_log(program: GLuint) -> String {
-    // Get expected log length
+    // Get expected log length.
     let mut max_length: GLint = 0;
     unsafe {
         gl::GetProgramiv(program, gl::INFO_LOG_LENGTH, &mut max_length);
     }
 
-    // Read the info log
+    // Read the info log.
     let mut actual_length: GLint = 0;
     let mut buf: Vec<u8> = Vec::with_capacity(max_length as usize);
     unsafe {
         gl::GetProgramInfoLog(program, max_length, &mut actual_length, buf.as_mut_ptr() as *mut _);
     }
 
-    // Build a string
+    // Build a string.
     unsafe {
         buf.set_len(actual_length as usize);
     }
 
-    // XXX should we expect opengl to return garbage?
+    // XXX should we expect OpenGL to return garbage?
     String::from_utf8(buf).unwrap()
 }
 
 fn get_shader_info_log(shader: GLuint) -> String {
-    // Get expected log length
+    // Get expected log length.
     let mut max_length: GLint = 0;
     unsafe {
         gl::GetShaderiv(shader, gl::INFO_LOG_LENGTH, &mut max_length);
     }
 
-    // Read the info log
+    // Read the info log.
     let mut actual_length: GLint = 0;
     let mut buf: Vec<u8> = Vec::with_capacity(max_length as usize);
     unsafe {
         gl::GetShaderInfoLog(shader, max_length, &mut actual_length, buf.as_mut_ptr() as *mut _);
     }
 
-    // Build a string
+    // Build a string.
     unsafe {
         buf.set_len(actual_length as usize);
     }
 
-    // XXX should we expect opengl to return garbage?
+    // XXX should we expect OpenGL to return garbage?.
     String::from_utf8(buf).unwrap()
 }
 
 #[derive(Debug)]
 pub enum ShaderCreationError {
-    /// Error reading file
+    /// Error reading file.
     Io(io::Error),
 
-    /// Error compiling shader
+    /// Error compiling shader.
     Compile(PathBuf, String),
 
-    /// Problem linking
+    /// Problem linking.
     Link(String),
 }
 
@@ -1452,7 +1453,7 @@ impl From<io::Error> for ShaderCreationError {
     }
 }
 
-/// Manages a single texture atlas
+/// Manages a single texture atlas.
 ///
 /// The strategy for filling an atlas looks roughly like this:
 ///
@@ -1472,36 +1473,36 @@ impl From<io::Error> for ShaderCreationError {
 /// ```
 #[derive(Debug)]
 struct Atlas {
-    /// Texture id for this atlas
+    /// Texture id for this atlas.
     id: GLuint,
 
-    /// Width of atlas
+    /// Width of atlas.
     width: i32,
 
-    /// Height of atlas
+    /// Height of atlas.
     height: i32,
 
-    /// Left-most free pixel in a row.
+    /// Left-most free pixel in a row..
     ///
     /// This is called the extent because it is the upper bound of used pixels
     /// in a row.
     row_extent: i32,
 
-    /// Baseline for glyphs in the current row
+    /// Baseline for glyphs in the current row.
     row_baseline: i32,
 
-    /// Tallest glyph in current row
+    /// Tallest glyph in current row.
     ///
-    /// This is used as the advance when end of row is reached
+    /// This is used as the advance when end of row is reached.
     row_tallest: i32,
 }
 
-/// Error that can happen when inserting a texture to the Atlas
+/// Error that can happen when inserting a texture to the Atlas.
 enum AtlasInsertError {
-    /// Texture atlas is full
+    /// Texture atlas is full.
     Full,
 
-    /// The glyph cannot fit within a single texture
+    /// The glyph cannot fit within a single texture.
     GlyphTooLarge,
 }
 
@@ -1541,7 +1542,7 @@ impl Atlas {
         self.row_tallest = 0;
     }
 
-    /// Insert a RasterizedGlyph into the texture atlas
+    /// Insert a RasterizedGlyph into the texture atlas.
     pub fn insert(
         &mut self,
         glyph: &RasterizedGlyph,
@@ -1551,21 +1552,21 @@ impl Atlas {
             return Err(AtlasInsertError::GlyphTooLarge);
         }
 
-        // If there's not enough room in current row, go onto next one
+        // If there's not enough room in current row, go onto next one.
         if !self.room_in_row(glyph) {
             self.advance_row()?;
         }
 
-        // If there's still not room, there's nothing that can be done here.
+        // If there's still not room, there's nothing that can be done here..
         if !self.room_in_row(glyph) {
             return Err(AtlasInsertError::Full);
         }
 
-        // There appears to be room; load the glyph.
+        // There appears to be room; load the glyph..
         Ok(self.insert_inner(glyph, active_tex))
     }
 
-    /// Insert the glyph without checking for room
+    /// Insert the glyph without checking for room.
     ///
     /// Internal function for use once atlas has been checked for space. GL
     /// errors could still occur at this point if we were checking for them;
@@ -1580,7 +1581,7 @@ impl Atlas {
         unsafe {
             gl::BindTexture(gl::TEXTURE_2D, self.id);
 
-            // Load data into OpenGL
+            // Load data into OpenGL.
             let (format, buf) = match &glyph.buf {
                 BitmapBuffer::RGB(buf) => {
                     colored = false;
@@ -1608,13 +1609,13 @@ impl Atlas {
             *active_tex = 0;
         }
 
-        // Update Atlas state
+        // Update Atlas state.
         self.row_extent = offset_x + width;
         if height > self.row_tallest {
             self.row_tallest = height;
         }
 
-        // Generate UV coordinates
+        // Generate UV coordinates.
         let uv_bot = offset_y as f32 / self.height as f32;
         let uv_left = offset_x as f32 / self.width as f32;
         let uv_height = height as f32 / self.height as f32;
@@ -1634,7 +1635,7 @@ impl Atlas {
         }
     }
 
-    /// Check if there's room in the current row for given glyph
+    /// Check if there's room in the current row for given glyph.
     fn room_in_row(&self, raw: &RasterizedGlyph) -> bool {
         let next_extent = self.row_extent + raw.width as i32;
         let enough_width = next_extent <= self.width;
@@ -1643,7 +1644,7 @@ impl Atlas {
         enough_width && enough_height
     }
 
-    /// Mark current row as finished and prepare to insert into the next row
+    /// Mark current row as finished and prepare to insert into the next row.
     fn advance_row(&mut self) -> Result<(), AtlasInsertError> {
         let advance_to = self.row_baseline + self.row_tallest;
         if self.height - advance_to <= 0 {
diff --git a/alacritty/src/renderer/rects.rs b/alacritty/src/renderer/rects.rs
index 796abe6e..93ed9eab 100644
--- a/alacritty/src/renderer/rects.rs
+++ b/alacritty/src/renderer/rects.rs
@@ -80,7 +80,7 @@ impl RenderLine {
             _ => unimplemented!("Invalid flag for cell line drawing specified"),
         };
 
-        // Make sure lines are always visible
+        // Make sure lines are always visible.
         height = height.max(1.);
 
         let line_bottom = (start.line.0 as f32 + 1.) * size.cell_height;
@@ -124,19 +124,19 @@ impl RenderLines {
                 continue;
             }
 
-            // Check if there's an active line
+            // Check if there's an active line.
             if let Some(line) = self.inner.get_mut(flag).and_then(|lines| lines.last_mut()) {
                 if cell.fg == line.color
                     && cell.column == line.end.col + 1
                     && cell.line == line.end.line
                 {
-                    // Update the length of the line
+                    // Update the length of the line.
                     line.end = cell.into();
                     continue;
                 }
             }
 
-            // Start new line if there currently is none
+            // Start new line if there currently is none.
             let line = RenderLine { start: cell.into(), end: cell.into(), color: cell.fg };
             match self.inner.get_mut(flag) {
                 Some(lines) => lines.push(line),
diff --git a/alacritty/src/url.rs b/alacritty/src/url.rs
index fcdd477f..72452a9e 100644
--- a/alacritty/src/url.rs
+++ b/alacritty/src/url.rs
@@ -71,9 +71,9 @@ impl Urls {
         Self::default()
     }
 
-    // Update tracked URLs
+    /// Update tracked URLs.
     pub fn update(&mut self, num_cols: usize, cell: RenderableCell) {
-        // Convert cell to character
+        // Convert cell to character.
         let c = match cell.inner {
             RenderableCellContent::Chars(chars) => chars[0],
             RenderableCellContent::Cursor(_) => return,
@@ -82,14 +82,14 @@ impl Urls {
         let point: Point = cell.into();
         let end = point;
 
-        // Reset URL when empty cells have been skipped
+        // Reset URL when empty cells have been skipped.
         if point != Point::default() && Some(point.sub(num_cols, 1)) != self.last_point {
             self.reset();
         }
 
         self.last_point = Some(end);
 
-        // Extend current state if a wide char spacer is encountered
+        // Extend current state if a wide char spacer is encountered.
         if cell.flags.contains(Flags::WIDE_CHAR_SPACER) {
             if let UrlLocation::Url(_, mut end_offset) = self.state {
                 if end_offset != 0 {
@@ -102,20 +102,20 @@ impl Urls {
             return;
         }
 
-        // Advance parser
+        // Advance parser.
         let last_state = mem::replace(&mut self.state, self.locator.advance(c));
         match (self.state, last_state) {
             (UrlLocation::Url(_length, end_offset), UrlLocation::Scheme) => {
-                // Create empty URL
+                // Create empty URL.
                 self.urls.push(Url { lines: Vec::new(), end_offset, num_cols });
 
-                // Push schemes into URL
+                // Push schemes into URL.
                 for scheme_cell in self.scheme_buffer.split_off(0) {
                     let point = scheme_cell.into();
                     self.extend_url(point, point, scheme_cell.fg, end_offset);
                 }
 
-                // Push the new cell into URL
+                // Push the new cell into URL.
                 self.extend_url(point, end, cell.fg, end_offset);
             },
             (UrlLocation::Url(_length, end_offset), UrlLocation::Url(..)) => {
@@ -126,24 +126,24 @@ impl Urls {
             _ => (),
         }
 
-        // Reset at un-wrapped linebreak
+        // Reset at un-wrapped linebreak.
         if cell.column.0 + 1 == num_cols && !cell.flags.contains(Flags::WRAPLINE) {
             self.reset();
         }
     }
 
-    // Extend the last URL
+    /// Extend the last URL.
     fn extend_url(&mut self, start: Point, end: Point, color: Rgb, end_offset: u16) {
         let url = self.urls.last_mut().unwrap();
 
-        // If color changed, we need to insert a new line
+        // If color changed, we need to insert a new line.
         if url.lines.last().map(|last| last.color) == Some(color) {
             url.lines.last_mut().unwrap().end = end;
         } else {
             url.lines.push(RenderLine { color, start, end });
         }
 
-        // Update excluded cells at the end of the URL
+        // Update excluded cells at the end of the URL.
         url.end_offset = end_offset;
     }
 
@@ -156,13 +156,13 @@ impl Urls {
         mouse_mode: bool,
         selection: bool,
     ) -> Option<Url> {
-        // Require additional shift in mouse mode
+        // Require additional shift in mouse mode.
         let mut required_mods = config.ui_config.mouse.url.mods();
         if mouse_mode {
             required_mods |= ModifiersState::SHIFT;
         }
 
-        // Make sure all prerequisites for highlighting are met
+        // Make sure all prerequisites for highlighting are met.
         if selection
             || !mouse.inside_grid
             || config.ui_config.mouse.url.launcher.is_none()
diff --git a/alacritty/src/window.rs b/alacritty/src/window.rs
index dfb8517d..155b2aa2 100644
--- a/alacritty/src/window.rs
+++ b/alacritty/src/window.rs
@@ -61,24 +61,24 @@ use wayland_client::{Attached, EventQueue, Proxy};
 #[cfg(not(any(target_os = "macos", windows)))]
 use wayland_client::protocol::wl_surface::WlSurface;
 
-// It's required to be in this directory due to the `windows.rc` file
+// It's required to be in this directory due to the `windows.rc` file.
 #[cfg(not(any(target_os = "macos", windows)))]
 static WINDOW_ICON: &[u8] = include_bytes!("../../extra/windows/alacritty.ico");
 
-// This should match the definition of IDI_ICON from `windows.rc`
+// This should match the definition of IDI_ICON from `windows.rc`.
 #[cfg(windows)]
 const IDI_ICON: WORD = 0x101;
 
-/// Window errors
+/// Window errors.
 #[derive(Debug)]
 pub enum Error {
-    /// Error creating the window
+    /// Error creating the window.
     ContextCreation(glutin::CreationError),
 
-    /// Error dealing with fonts
+    /// Error dealing with fonts.
     Font(font::Error),
 
-    /// Error manipulating the rendering context
+    /// Error manipulating the rendering context.
     Context(glutin::ContextError),
 }
 
@@ -140,7 +140,7 @@ fn create_gl_window(
         .with_hardware_acceleration(None)
         .build_windowed(window, event_loop)?;
 
-    // Make the context current so OpenGL operations can run
+    // Make the context current so OpenGL operations can run.
     let windowed_context = unsafe { windowed_context.make_current().map_err(|(_, err)| err)? };
 
     Ok(windowed_context)
@@ -164,7 +164,7 @@ pub struct Window {
 }
 
 impl Window {
-    /// Create a new window
+    /// Create a new window.
     ///
     /// This creates a window and fully initializes a window.
     pub fn new(
@@ -242,7 +242,7 @@ impl Window {
         self.window().set_visible(visibility);
     }
 
-    /// Set the window title
+    /// Set the window title.
     #[inline]
     pub fn set_title(&self, title: &str) {
         self.window().set_title(title);
@@ -256,7 +256,7 @@ impl Window {
         }
     }
 
-    /// Set mouse cursor visible
+    /// Set mouse cursor visible.
     pub fn set_mouse_visible(&mut self, visible: bool) {
         if visible != self.mouse_visible {
             self.mouse_visible = visible;
@@ -286,9 +286,9 @@ impl Window {
             .with_decorations(decorations)
             .with_maximized(window_config.startup_mode() == StartupMode::Maximized)
             .with_window_icon(icon.ok())
-            // X11
+            // X11.
             .with_class(class.instance.clone(), class.general.clone())
-            // Wayland
+            // Wayland.
             .with_app_id(class.instance.clone());
 
         if let Some(ref val) = window_config.gtk_theme_variant {
@@ -378,7 +378,7 @@ impl Window {
         self.window().set_minimized(minimized);
     }
 
-    /// Toggle the window's fullscreen state
+    /// Toggle the window's fullscreen state.
     pub fn toggle_fullscreen(&mut self) {
         self.set_fullscreen(self.window().fullscreen().is_none());
     }
@@ -417,7 +417,7 @@ impl Window {
         self.window().set_wayland_theme(AlacrittyWaylandTheme::new(colors));
     }
 
-    /// Adjust the IME editor position according to the new location of the cursor
+    /// Adjust the IME editor position according to the new location of the cursor.
     #[cfg(not(windows))]
     pub fn update_ime_position<T>(&mut self, terminal: &Term<T>, size_info: &SizeInfo) {
         let point = terminal.cursor().point;
@@ -464,13 +464,13 @@ fn x_embed_window(window: &GlutinWindow, parent_id: c_ulong) {
             2,
         );
 
-        // Register new error handler
+        // Register new error handler.
         let old_handler = (xlib.XSetErrorHandler)(Some(xembed_error_handler));
 
-        // Check for the existence of the target before attempting reparenting
+        // Check for the existence of the target before attempting reparenting.
         (xlib.XReparentWindow)(xlib_display as _, xlib_window as _, parent_id, 0, 0);
 
-        // Drain errors and restore original error handler
+        // Drain errors and restore original error handler.
         (xlib.XSync)(xlib_display as _, 0);
         (xlib.XSetErrorHandler)(old_handler);
     }
diff --git a/alacritty_terminal/src/ansi.rs b/alacritty_terminal/src/ansi.rs
index a5f8564b..0f0d087a 100644
--- a/alacritty_terminal/src/ansi.rs
+++ b/alacritty_terminal/src/ansi.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! ANSI Terminal Stream Parsing
+//! ANSI Terminal Stream Parsing.
 use std::io;
 use std::str;
 
@@ -22,7 +22,7 @@ use serde::{Deserialize, Serialize};
 use crate::index::{Column, Line};
 use crate::term::color::Rgb;
 
-// Parse colors in XParseColor format
+/// Parse colors in XParseColor format.
 fn xparse_color(color: &[u8]) -> Option<Rgb> {
     if !color.is_empty() && color[0] == b'#' {
         parse_legacy_color(&color[1..])
@@ -33,7 +33,7 @@ fn xparse_color(color: &[u8]) -> Option<Rgb> {
     }
 }
 
-// Parse colors in `rgb:r(rrr)/g(ggg)/b(bbb)` format
+/// Parse colors in `rgb:r(rrr)/g(ggg)/b(bbb)` format.
 fn parse_rgb_color(color: &[u8]) -> Option<Rgb> {
     let colors = str::from_utf8(color).ok()?.split('/').collect::<Vec<_>>();
 
@@ -41,7 +41,7 @@ fn parse_rgb_color(color: &[u8]) -> Option<Rgb> {
         return None;
     }
 
-    // Scale values instead of filling with `0`s
+    // Scale values instead of filling with `0`s.
     let scale = |input: &str| {
         let max = u32::pow(16, input.len() as u32) - 1;
         let value = u32::from_str_radix(input, 16).ok()?;
@@ -51,11 +51,11 @@ fn parse_rgb_color(color: &[u8]) -> Option<Rgb> {
     Some(Rgb { r: scale(colors[0])?, g: scale(colors[1])?, b: scale(colors[2])? })
 }
 
-// Parse colors in `#r(rrr)g(ggg)b(bbb)` format
+/// Parse colors in `#r(rrr)g(ggg)b(bbb)` format.
 fn parse_legacy_color(color: &[u8]) -> Option<Rgb> {
     let item_len = color.len() / 3;
 
-    // Truncate/Fill to two byte precision
+    // Truncate/Fill to two byte precision.
     let color_from_slice = |slice: &[u8]| {
         let col = usize::from_str_radix(str::from_utf8(slice).ok()?, 16).ok()? << 4;
         Some((col >> (4 * slice.len().saturating_sub(1))) as u8)
@@ -87,13 +87,13 @@ fn parse_number(input: &[u8]) -> Option<u8> {
     Some(num)
 }
 
-/// The processor wraps a `vte::Parser` to ultimately call methods on a Handler
+/// The processor wraps a `vte::Parser` to ultimately call methods on a Handler.
 pub struct Processor {
     state: ProcessorState,
     parser: vte::Parser,
 }
 
-/// Internal state for VTE processor
+/// Internal state for VTE processor.
 struct ProcessorState {
     preceding_char: Option<char>,
 }
@@ -109,7 +109,7 @@ struct Performer<'a, H: Handler + TermInfo, W: io::Write> {
 }
 
 impl<'a, H: Handler + TermInfo + 'a, W: io::Write> Performer<'a, H, W> {
-    /// Create a performer
+    /// Create a performer.
     #[inline]
     pub fn new<'b>(
         state: &'b mut ProcessorState,
@@ -142,185 +142,185 @@ impl Processor {
     }
 }
 
-/// Trait that provides properties of terminal
+/// Trait that provides properties of terminal.
 pub trait TermInfo {
     fn lines(&self) -> Line;
     fn cols(&self) -> Column;
 }
 
-/// Type that handles actions from the parser
+/// Type that handles actions from the parser.
 ///
 /// XXX Should probably not provide default impls for everything, but it makes
 /// writing specific handler impls for tests far easier.
 pub trait Handler {
-    /// OSC to set window title
+    /// OSC to set window title.
     fn set_title(&mut self, _: Option<String>) {}
 
-    /// Set the cursor style
+    /// Set the cursor style.
     fn set_cursor_style(&mut self, _: Option<CursorStyle>) {}
 
-    /// A character to be displayed
+    /// A character to be displayed.
     fn input(&mut self, _c: char) {}
 
-    /// Set cursor to position
+    /// Set cursor to position.
     fn goto(&mut self, _: Line, _: Column) {}
 
-    /// Set cursor to specific row
+    /// Set cursor to specific row.
     fn goto_line(&mut self, _: Line) {}
 
-    /// Set cursor to specific column
+    /// Set cursor to specific column.
     fn goto_col(&mut self, _: Column) {}
 
-    /// Insert blank characters in current line starting from cursor
+    /// Insert blank characters in current line starting from cursor.
     fn insert_blank(&mut self, _: Column) {}
 
-    /// Move cursor up `rows`
+    /// Move cursor up `rows`.
     fn move_up(&mut self, _: Line) {}
 
-    /// Move cursor down `rows`
+    /// Move cursor down `rows`.
     fn move_down(&mut self, _: Line) {}
 
-    /// Identify the terminal (should write back to the pty stream)
+    /// Identify the terminal (should write back to the pty stream).
     ///
     /// TODO this should probably return an io::Result
     fn identify_terminal<W: io::Write>(&mut self, _: &mut W) {}
 
-    // Report device status
+    /// Report device status.
     fn device_status<W: io::Write>(&mut self, _: &mut W, _: usize) {}
 
-    /// Move cursor forward `cols`
+    /// Move cursor forward `cols`.
     fn move_forward(&mut self, _: Column) {}
 
-    /// Move cursor backward `cols`
+    /// Move cursor backward `cols`.
     fn move_backward(&mut self, _: Column) {}
 
-    /// Move cursor down `rows` and set to column 1
+    /// Move cursor down `rows` and set to column 1.
     fn move_down_and_cr(&mut self, _: Line) {}
 
-    /// Move cursor up `rows` and set to column 1
+    /// Move cursor up `rows` and set to column 1.
     fn move_up_and_cr(&mut self, _: Line) {}
 
-    /// Put `count` tabs
+    /// Put `count` tabs.
     fn put_tab(&mut self, _count: i64) {}
 
-    /// Backspace `count` characters
+    /// Backspace `count` characters.
     fn backspace(&mut self) {}
 
-    /// Carriage return
+    /// Carriage return.
     fn carriage_return(&mut self) {}
 
-    /// Linefeed
+    /// Linefeed.
     fn linefeed(&mut self) {}
 
-    /// Ring the bell
+    /// Ring the bell.
     ///
-    /// Hopefully this is never implemented
+    /// Hopefully this is never implemented.
     fn bell(&mut self) {}
 
-    /// Substitute char under cursor
+    /// Substitute char under cursor.
     fn substitute(&mut self) {}
 
-    /// Newline
+    /// Newline.
     fn newline(&mut self) {}
 
-    /// Set current position as a tabstop
+    /// Set current position as a tabstop.
     fn set_horizontal_tabstop(&mut self) {}
 
-    /// Scroll up `rows` rows
+    /// Scroll up `rows` rows.
     fn scroll_up(&mut self, _: Line) {}
 
-    /// Scroll down `rows` rows
+    /// Scroll down `rows` rows.
     fn scroll_down(&mut self, _: Line) {}
 
-    /// Insert `count` blank lines
+    /// Insert `count` blank lines.
     fn insert_blank_lines(&mut self, _: Line) {}
 
-    /// Delete `count` lines
+    /// Delete `count` lines.
     fn delete_lines(&mut self, _: Line) {}
 
-    /// Erase `count` chars in current line following cursor
+    /// Erase `count` chars in current line following cursor.
     ///
     /// Erase means resetting to the default state (default colors, no content,
-    /// no mode flags)
+    /// no mode flags).
     fn erase_chars(&mut self, _: Column) {}
 
-    /// Delete `count` chars
+    /// Delete `count` chars.
     ///
     /// Deleting a character is like the delete key on the keyboard - everything
     /// to the right of the deleted things is shifted left.
     fn delete_chars(&mut self, _: Column) {}
 
-    /// Move backward `count` tabs
+    /// Move backward `count` tabs.
     fn move_backward_tabs(&mut self, _count: i64) {}
 
-    /// Move forward `count` tabs
+    /// Move forward `count` tabs.
     fn move_forward_tabs(&mut self, _count: i64) {}
 
-    /// Save current cursor position
+    /// Save current cursor position.
     fn save_cursor_position(&mut self) {}
 
-    /// Restore cursor position
+    /// Restore cursor position.
     fn restore_cursor_position(&mut self) {}
 
-    /// Clear current line
+    /// Clear current line.
     fn clear_line(&mut self, _mode: LineClearMode) {}
 
-    /// Clear screen
+    /// Clear screen.
     fn clear_screen(&mut self, _mode: ClearMode) {}
 
-    /// Clear tab stops
+    /// Clear tab stops.
     fn clear_tabs(&mut self, _mode: TabulationClearMode) {}
 
-    /// Reset terminal state
+    /// Reset terminal state.
     fn reset_state(&mut self) {}
 
-    /// Reverse Index
+    /// Reverse Index.
     ///
     /// Move the active position to the same horizontal position on the
     /// preceding line. If the active position is at the top margin, a scroll
-    /// down is performed
+    /// down is performed.
     fn reverse_index(&mut self) {}
 
-    /// set a terminal attribute
+    /// Set a terminal attribute.
     fn terminal_attribute(&mut self, _attr: Attr) {}
 
-    /// Set mode
+    /// Set mode.
     fn set_mode(&mut self, _mode: Mode) {}
 
-    /// Unset mode
+    /// Unset mode.
     fn unset_mode(&mut self, _: Mode) {}
 
-    /// DECSTBM - Set the terminal scrolling region
+    /// DECSTBM - Set the terminal scrolling region.
     fn set_scrolling_region(&mut self, _top: usize, _bottom: usize) {}
 
-    /// DECKPAM - Set keypad to applications mode (ESCape instead of digits)
+    /// DECKPAM - Set keypad to applications mode (ESCape instead of digits).
     fn set_keypad_application_mode(&mut self) {}
 
-    /// DECKPNM - Set keypad to numeric mode (digits instead of ESCape seq)
+    /// DECKPNM - Set keypad to numeric mode (digits instead of ESCape seq).
     fn unset_keypad_application_mode(&mut self) {}
 
-    /// Set one of the graphic character sets, G0 to G3, as the active charset.
+    /// Set one of the graphic character sets, G0 to G3, as the active charset..
     ///
     /// 'Invoke' one of G0 to G3 in the GL area. Also referred to as shift in,
-    /// shift out and locking shift depending on the set being activated
+    /// shift out and locking shift depending on the set being activated.
     fn set_active_charset(&mut self, _: CharsetIndex) {}
 
-    /// Assign a graphic character set to G0, G1, G2 or G3
+    /// Assign a graphic character set to G0, G1, G2 or G3.
     ///
     /// 'Designate' a graphic character set as one of G0 to G3, so that it can
-    /// later be 'invoked' by `set_active_charset`
+    /// later be 'invoked' by `set_active_charset`.
     fn configure_charset(&mut self, _: CharsetIndex, _: StandardCharset) {}
 
-    /// Set an indexed color value
+    /// Set an indexed color value.
     fn set_color(&mut self, _: usize, _: Rgb) {}
 
-    /// Write a foreground/background color escape sequence with the current color
+    /// Write a foreground/background color escape sequence with the current color.
     fn dynamic_color_sequence<W: io::Write>(&mut self, _: &mut W, _: u8, _: usize, _: &str) {}
 
-    /// Reset an indexed color to original value
+    /// Reset an indexed color to original value.
     fn reset_color(&mut self, _: usize) {}
 
-    /// Set the clipboard
+    /// Set the clipboard.
     fn set_clipboard(&mut self, _: u8, _: &[u8]) {}
 
     /// Write clipboard data to child.
@@ -329,30 +329,30 @@ pub trait Handler {
     /// Run the decaln routine.
     fn decaln(&mut self) {}
 
-    /// Push a title onto the stack
+    /// Push a title onto the stack.
     fn push_title(&mut self) {}
 
-    /// Pop the last title from the stack
+    /// Pop the last title from the stack.
     fn pop_title(&mut self) {}
 }
 
-/// Describes shape of cursor
+/// Describes shape of cursor.
 #[derive(Debug, Eq, PartialEq, Copy, Clone, Hash, Deserialize)]
 pub enum CursorStyle {
-    /// Cursor is a block like `▒`
+    /// Cursor is a block like `▒`.
     Block,
 
-    /// Cursor is an underscore like `_`
+    /// Cursor is an underscore like `_`.
     Underline,
 
-    /// Cursor is a vertical bar `⎸`
+    /// Cursor is a vertical bar `⎸`.
     Beam,
 
-    /// Cursor is a box like `☐`
+    /// Cursor is a box like `☐`.
     #[serde(skip)]
     HollowBlock,
 
-    /// Invisible cursor
+    /// Invisible cursor.
     #[serde(skip)]
     Hidden,
 }
@@ -363,65 +363,65 @@ impl Default for CursorStyle {
     }
 }
 
-/// Terminal modes
+/// Terminal modes.
 #[derive(Debug, Eq, PartialEq)]
 pub enum Mode {
-    /// ?1
+    /// ?1.
     CursorKeys = 1,
-    /// Select 80 or 132 columns per page
+    /// Select 80 or 132 columns per page.
     ///
-    /// CSI ? 3 h -> set 132 column font
-    /// CSI ? 3 l -> reset 80 column font
+    /// CSI ? 3 h -> set 132 column font.
+    /// CSI ? 3 l -> reset 80 column font.
     ///
     /// Additionally,
     ///
     /// * set margins to default positions
     /// * erases all data in page memory
     /// * resets DECLRMM to unavailable
-    /// * clears data from the status line (if set to host-writable)
+    /// * clears data from the status line (if set to host-writable).
     DECCOLM = 3,
-    /// IRM Insert Mode
+    /// IRM Insert Mode.
     ///
-    /// NB should be part of non-private mode enum
+    /// NB should be part of non-private mode enum.
     ///
-    /// * `CSI 4 h` change to insert mode
-    /// * `CSI 4 l` reset to replacement mode
+    /// * `CSI 4 h` change to insert mode.
+    /// * `CSI 4 l` reset to replacement mode.
     Insert = 4,
-    /// ?6
+    /// ?6.
     Origin = 6,
-    /// ?7
+    /// ?7.
     LineWrap = 7,
-    /// ?12
+    /// ?12.
     BlinkingCursor = 12,
-    /// 20
+    /// 20.
     ///
     /// NB This is actually a private mode. We should consider adding a second
     /// enumeration for public/private modesets.
     LineFeedNewLine = 20,
-    /// ?25
+    /// ?25.
     ShowCursor = 25,
-    /// ?1000
+    /// ?1000.
     ReportMouseClicks = 1000,
-    /// ?1002
+    /// ?1002.
     ReportCellMouseMotion = 1002,
-    /// ?1003
+    /// ?1003.
     ReportAllMouseMotion = 1003,
-    /// ?1004
+    /// ?1004.
     ReportFocusInOut = 1004,
-    /// ?1005
+    /// ?1005.
     Utf8Mouse = 1005,
-    /// ?1006
+    /// ?1006.
     SgrMouse = 1006,
-    /// ?1007
+    /// ?1007.
     AlternateScroll = 1007,
-    /// ?1049
+    /// ?1049.
     SwapScreenAndSetRestoreCursor = 1049,
-    /// ?2004
+    /// ?2004.
     BracketedPaste = 2004,
 }
 
 impl Mode {
-    /// Create mode from a primitive
+    /// Create mode from a primitive.
     ///
     /// TODO lots of unhandled values..
     pub fn from_primitive(intermediate: Option<&u8>, num: i64) -> Option<Mode> {
@@ -463,106 +463,106 @@ impl Mode {
     }
 }
 
-/// Mode for clearing line
+/// Mode for clearing line.
 ///
-/// Relative to cursor
+/// Relative to cursor.
 #[derive(Debug)]
 pub enum LineClearMode {
-    /// Clear right of cursor
+    /// Clear right of cursor.
     Right,
-    /// Clear left of cursor
+    /// Clear left of cursor.
     Left,
-    /// Clear entire line
+    /// Clear entire line.
     All,
 }
 
-/// Mode for clearing terminal
+/// Mode for clearing terminal.
 ///
-/// Relative to cursor
+/// Relative to cursor.
 #[derive(Debug)]
 pub enum ClearMode {
-    /// Clear below cursor
+    /// Clear below cursor.
     Below,
-    /// Clear above cursor
+    /// Clear above cursor.
     Above,
-    /// Clear entire terminal
+    /// Clear entire terminal.
     All,
-    /// Clear 'saved' lines (scrollback)
+    /// Clear 'saved' lines (scrollback).
     Saved,
 }
 
-/// Mode for clearing tab stops
+/// Mode for clearing tab stops.
 #[derive(Debug)]
 pub enum TabulationClearMode {
-    /// Clear stop under cursor
+    /// Clear stop under cursor.
     Current,
-    /// Clear all stops
+    /// Clear all stops.
     All,
 }
 
-/// Standard colors
+/// Standard colors.
 ///
 /// The order here matters since the enum should be castable to a `usize` for
 /// indexing a color list.
 #[derive(Debug, Copy, Clone, Eq, PartialEq, PartialOrd, Ord, Serialize, Deserialize)]
 pub enum NamedColor {
-    /// Black
+    /// Black.
     Black = 0,
-    /// Red
+    /// Red.
     Red,
-    /// Green
+    /// Green.
     Green,
-    /// Yellow
+    /// Yellow.
     Yellow,
-    /// Blue
+    /// Blue.
     Blue,
-    /// Magenta
+    /// Magenta.
     Magenta,
-    /// Cyan
+    /// Cyan.
     Cyan,
-    /// White
+    /// White.
     White,
-    /// Bright black
+    /// Bright black.
     BrightBlack,
-    /// Bright red
+    /// Bright red.
     BrightRed,
-    /// Bright green
+    /// Bright green.
     BrightGreen,
-    /// Bright yellow
+    /// Bright yellow.
     BrightYellow,
-    /// Bright blue
+    /// Bright blue.
     BrightBlue,
-    /// Bright magenta
+    /// Bright magenta.
     BrightMagenta,
-    /// Bright cyan
+    /// Bright cyan.
     BrightCyan,
-    /// Bright white
+    /// Bright white.
     BrightWhite,
-    /// The foreground color
+    /// The foreground color.
     Foreground = 256,
-    /// The background color
+    /// The background color.
     Background,
-    /// Color for the cursor itself
+    /// Color for the cursor itself.
     Cursor,
-    /// Dim black
+    /// Dim black.
     DimBlack,
-    /// Dim red
+    /// Dim red.
     DimRed,
-    /// Dim green
+    /// Dim green.
     DimGreen,
-    /// Dim yellow
+    /// Dim yellow.
     DimYellow,
-    /// Dim blue
+    /// Dim blue.
     DimBlue,
-    /// Dim magenta
+    /// Dim magenta.
     DimMagenta,
-    /// Dim cyan
+    /// Dim cyan.
     DimCyan,
-    /// Dim white
+    /// Dim white.
     DimWhite,
-    /// The bright foreground color
+    /// The bright foreground color.
     BrightForeground,
-    /// Dim foreground
+    /// Dim foreground.
     DimForeground,
 }
 
@@ -623,55 +623,55 @@ pub enum Color {
     Indexed(u8),
 }
 
-/// Terminal character attributes
+/// Terminal character attributes.
 #[derive(Debug, Eq, PartialEq)]
 pub enum Attr {
-    /// Clear all special abilities
+    /// Clear all special abilities.
     Reset,
-    /// Bold text
+    /// Bold text.
     Bold,
-    /// Dim or secondary color
+    /// Dim or secondary color.
     Dim,
-    /// Italic text
+    /// Italic text.
     Italic,
-    /// Underline text
+    /// Underline text.
     Underline,
-    /// Blink cursor slowly
+    /// Blink cursor slowly.
     BlinkSlow,
-    /// Blink cursor fast
+    /// Blink cursor fast.
     BlinkFast,
-    /// Invert colors
+    /// Invert colors.
     Reverse,
-    /// Do not display characters
+    /// Do not display characters.
     Hidden,
-    /// Strikeout text
+    /// Strikeout text.
     Strike,
-    /// Cancel bold
+    /// Cancel bold.
     CancelBold,
-    /// Cancel bold and dim
+    /// Cancel bold and dim.
     CancelBoldDim,
-    /// Cancel italic
+    /// Cancel italic.
     CancelItalic,
-    /// Cancel underline
+    /// Cancel underline.
     CancelUnderline,
-    /// Cancel blink
+    /// Cancel blink.
     CancelBlink,
-    /// Cancel inversion
+    /// Cancel inversion.
     CancelReverse,
-    /// Cancel text hiding
+    /// Cancel text hiding.
     CancelHidden,
-    /// Cancel strikeout
+    /// Cancel strikeout.
     CancelStrike,
-    /// Set indexed foreground color
+    /// Set indexed foreground color.
     Foreground(Color),
-    /// Set indexed background color
+    /// Set indexed background color.
     Background(Color),
 }
 
-/// Identifiers which can be assigned to a graphic character set
+/// Identifiers which can be assigned to a graphic character set.
 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
 pub enum CharsetIndex {
-    /// Default set, is designated as ASCII at startup
+    /// Default set, is designated as ASCII at startup.
     G0,
     G1,
     G2,
@@ -684,7 +684,7 @@ impl Default for CharsetIndex {
     }
 }
 
-/// Standard or common character sets which can be designated as G0-G3
+/// Standard or common character sets which can be designated as G0-G3.
 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
 pub enum StandardCharset {
     Ascii,
@@ -741,7 +741,7 @@ where
         debug!("[unhandled unhook]");
     }
 
-    // TODO replace OSC parsing with parser combinators
+    // TODO replace OSC parsing with parser combinators.
     #[inline]
     fn osc_dispatch(&mut self, params: &[&[u8]], bell_terminated: bool) {
         let writer = &mut self.writer;
@@ -764,7 +764,7 @@ where
         }
 
         match params[0] {
-            // Set window title
+            // Set window title.
             b"0" | b"2" => {
                 if params.len() >= 2 {
                     let title = params[1..]
@@ -780,11 +780,11 @@ where
                 unhandled(params);
             },
 
-            // Set icon name
-            // This is ignored, since alacritty has no concept of tabs
+            // Set icon name.
+            // This is ignored, since alacritty has no concept of tabs.
             b"1" => (),
 
-            // Set color index
+            // Set color index.
             b"4" => {
                 if params.len() > 1 && params.len() % 2 != 0 {
                     for chunk in params[1..].chunks(2) {
@@ -799,16 +799,16 @@ where
                 unhandled(params);
             },
 
-            // Get/set Foreground, Background, Cursor colors
+            // Get/set Foreground, Background, Cursor colors.
             b"10" | b"11" | b"12" => {
                 if params.len() >= 2 {
                     if let Some(mut dynamic_code) = parse_number(params[0]) {
                         for param in &params[1..] {
-                            // 10 is the first dynamic color, also the foreground
+                            // 10 is the first dynamic color, also the foreground.
                             let offset = dynamic_code as usize - 10;
                             let index = NamedColor::Foreground as usize + offset;
 
-                            // End of setting dynamic colors
+                            // End of setting dynamic colors.
                             if index > NamedColor::Cursor as usize {
                                 unhandled(params);
                                 break;
@@ -834,7 +834,7 @@ where
                 unhandled(params);
             },
 
-            // Set cursor style
+            // Set cursor style.
             b"50" => {
                 if params.len() >= 2
                     && params[1].len() >= 13
@@ -852,7 +852,7 @@ where
                 unhandled(params);
             },
 
-            // Set clipboard
+            // Set clipboard.
             b"52" => {
                 if params.len() < 3 {
                     return unhandled(params);
@@ -865,9 +865,9 @@ where
                 }
             },
 
-            // Reset color index
+            // Reset color index.
             b"104" => {
-                // Reset all color indexes when no parameters are given
+                // Reset all color indexes when no parameters are given.
                 if params.len() == 1 {
                     for i in 0..256 {
                         self.handler.reset_color(i);
@@ -875,7 +875,7 @@ where
                     return;
                 }
 
-                // Reset color indexes given as parameters
+                // Reset color indexes given as parameters.
                 for param in &params[1..] {
                     match parse_number(param) {
                         Some(index) => self.handler.reset_color(index as usize),
@@ -884,13 +884,13 @@ where
                 }
             },
 
-            // Reset foreground color
+            // Reset foreground color.
             b"110" => self.handler.reset_color(NamedColor::Foreground as usize),
 
-            // Reset background color
+            // Reset background color.
             b"111" => self.handler.reset_color(NamedColor::Background as usize),
 
-            // Reset text cursor color
+            // Reset text cursor color.
             b"112" => self.handler.reset_color(NamedColor::Cursor as usize),
 
             _ => unhandled(params),
@@ -1066,7 +1066,7 @@ where
                 handler.device_status(writer, arg_or_default!(idx: 0, default: 0) as usize)
             },
             ('q', Some(b' ')) => {
-                // DECSCUSR (CSI Ps SP q) -- Set Cursor Style
+                // DECSCUSR (CSI Ps SP q) -- Set Cursor Style.
                 let style = match arg_or_default!(idx: 0, default: 0) {
                     0 => None,
                     1 | 2 => Some(CursorStyle::Block),
@@ -1138,7 +1138,7 @@ where
             (b'8', None) => self.handler.restore_cursor_position(),
             (b'=', None) => self.handler.set_keypad_application_mode(),
             (b'>', None) => self.handler.unset_keypad_application_mode(),
-            // String terminator, do nothing (parser handles as string terminator)
+            // String terminator, do nothing (parser handles as string terminator).
             (b'\\', None) => (),
             _ => unhandled!(),
         }
@@ -1146,12 +1146,14 @@ where
 }
 
 fn attrs_from_sgr_parameters(parameters: &[i64]) -> Vec<Option<Attr>> {
-    // Sometimes a C-style for loop is just what you need
-    let mut i = 0; // C-for initializer
+    // Sometimes a C-style for loop is just what you need.
+
+    // C-for initializer.
+    let mut i = 0;
     let mut attrs = Vec::with_capacity(parameters.len());
     loop {
         if i >= parameters.len() {
-            // C-for condition
+            // C-for condition.
             break;
         }
 
@@ -1231,12 +1233,13 @@ fn attrs_from_sgr_parameters(parameters: &[i64]) -> Vec<Option<Attr>> {
 
         attrs.push(attr);
 
-        i += 1; // C-for expr
+        // C-for expr.
+        i += 1;
     }
     attrs
 }
 
-/// Parse a color specifier from list of attributes
+/// Parse a color specifier from list of attributes.
 fn parse_sgr_color(attrs: &[i64], i: &mut usize) -> Option<Color> {
     if attrs.len() < 2 {
         return None;
@@ -1244,7 +1247,7 @@ fn parse_sgr_color(attrs: &[i64], i: &mut usize) -> Option<Color> {
 
     match attrs[*i + 1] {
         2 => {
-            // RGB color spec
+            // RGB color spec.
             if attrs.len() < 5 {
                 debug!("Expected RGB color spec; got {:?}", attrs);
                 return None;
@@ -1290,75 +1293,75 @@ fn parse_sgr_color(attrs: &[i64], i: &mut usize) -> Option<Color> {
 /// C0 set of 7-bit control characters (from ANSI X3.4-1977).
 #[allow(non_snake_case)]
 pub mod C0 {
-    /// Null filler, terminal should ignore this character
+    /// Null filler, terminal should ignore this character.
     pub const NUL: u8 = 0x00;
-    /// Start of Header
+    /// Start of Header.
     pub const SOH: u8 = 0x01;
-    /// Start of Text, implied end of header
+    /// Start of Text, implied end of header.
     pub const STX: u8 = 0x02;
-    /// End of Text, causes some terminal to respond with ACK or NAK
+    /// End of Text, causes some terminal to respond with ACK or NAK.
     pub const ETX: u8 = 0x03;
-    /// End of Transmission
+    /// End of Transmission.
     pub const EOT: u8 = 0x04;
-    /// Enquiry, causes terminal to send ANSWER-BACK ID
+    /// Enquiry, causes terminal to send ANSWER-BACK ID.
     pub const ENQ: u8 = 0x05;
-    /// Acknowledge, usually sent by terminal in response to ETX
+    /// Acknowledge, usually sent by terminal in response to ETX.
     pub const ACK: u8 = 0x06;
-    /// Bell, triggers the bell, buzzer, or beeper on the terminal
+    /// Bell, triggers the bell, buzzer, or beeper on the terminal.
     pub const BEL: u8 = 0x07;
-    /// Backspace, can be used to define overstruck characters
+    /// Backspace, can be used to define overstruck characters.
     pub const BS: u8 = 0x08;
-    /// Horizontal Tabulation, move to next predetermined position
+    /// Horizontal Tabulation, move to next predetermined position.
     pub const HT: u8 = 0x09;
-    /// Linefeed, move to same position on next line (see also NL)
+    /// Linefeed, move to same position on next line (see also NL).
     pub const LF: u8 = 0x0A;
-    /// Vertical Tabulation, move to next predetermined line
+    /// Vertical Tabulation, move to next predetermined line.
     pub const VT: u8 = 0x0B;
-    /// Form Feed, move to next form or page
+    /// Form Feed, move to next form or page.
     pub const FF: u8 = 0x0C;
-    /// Carriage Return, move to first character of current line
+    /// Carriage Return, move to first character of current line.
     pub const CR: u8 = 0x0D;
-    /// Shift Out, switch to G1 (other half of character set)
+    /// Shift Out, switch to G1 (other half of character set).
     pub const SO: u8 = 0x0E;
-    /// Shift In, switch to G0 (normal half of character set)
+    /// Shift In, switch to G0 (normal half of character set).
     pub const SI: u8 = 0x0F;
-    /// Data Link Escape, interpret next control character specially
+    /// Data Link Escape, interpret next control character specially.
     pub const DLE: u8 = 0x10;
-    /// (DC1) Terminal is allowed to resume transmitting
+    /// (DC1) Terminal is allowed to resume transmitting.
     pub const XON: u8 = 0x11;
-    /// Device Control 2, causes ASR-33 to activate paper-tape reader
+    /// Device Control 2, causes ASR-33 to activate paper-tape reader.
     pub const DC2: u8 = 0x12;
-    /// (DC2) Terminal must pause and refrain from transmitting
+    /// (DC2) Terminal must pause and refrain from transmitting.
     pub const XOFF: u8 = 0x13;
-    /// Device Control 4, causes ASR-33 to deactivate paper-tape reader
+    /// Device Control 4, causes ASR-33 to deactivate paper-tape reader.
     pub const DC4: u8 = 0x14;
-    /// Negative Acknowledge, used sometimes with ETX and ACK
+    /// Negative Acknowledge, used sometimes with ETX and ACK.
     pub const NAK: u8 = 0x15;
-    /// Synchronous Idle, used to maintain timing in Sync communication
+    /// Synchronous Idle, used to maintain timing in Sync communication.
     pub const SYN: u8 = 0x16;
-    /// End of Transmission block
+    /// End of Transmission block.
     pub const ETB: u8 = 0x17;
-    /// Cancel (makes VT100 abort current escape sequence if any)
+    /// Cancel (makes VT100 abort current escape sequence if any).
     pub const CAN: u8 = 0x18;
-    /// End of Medium
+    /// End of Medium.
     pub const EM: u8 = 0x19;
-    /// Substitute (VT100 uses this to display parity errors)
+    /// Substitute (VT100 uses this to display parity errors).
     pub const SUB: u8 = 0x1A;
-    /// Prefix to an escape sequence
+    /// Prefix to an escape sequence.
     pub const ESC: u8 = 0x1B;
-    /// File Separator
+    /// File Separator.
     pub const FS: u8 = 0x1C;
-    /// Group Separator
+    /// Group Separator.
     pub const GS: u8 = 0x1D;
-    /// Record Separator (sent by VT132 in block-transfer mode)
+    /// Record Separator (sent by VT132 in block-transfer mode).
     pub const RS: u8 = 0x1E;
-    /// Unit Separator
+    /// Unit Separator.
     pub const US: u8 = 0x1F;
-    /// Delete, should be ignored by terminal
+    /// Delete, should be ignored by terminal.
     pub const DEL: u8 = 0x7f;
 }
 
-// Tests for parsing escape sequences
+// Tests for parsing escape sequences.
 //
 // Byte sequences used in these tests are recording of pty stdout.
 #[cfg(test)]
@@ -1514,7 +1517,7 @@ mod tests {
         assert_eq!(handler.attr, Some(Attr::Foreground(Color::Spec(spec))));
     }
 
-    /// No exactly a test; useful for debugging
+    /// No exactly a test; useful for debugging.
     #[test]
     fn parse_zsh_startup() {
         static BYTES: &[u8] = &[
diff --git a/alacritty_terminal/src/clipboard.rs b/alacritty_terminal/src/clipboard.rs
index 1169cdc3..0eeed723 100644
--- a/alacritty_terminal/src/clipboard.rs
+++ b/alacritty_terminal/src/clipboard.rs
@@ -61,7 +61,7 @@ impl Clipboard {
         return Self::new_nop();
     }
 
-    // Use for tests and ref-tests
+    // Use for tests and ref-tests.
     pub fn new_nop() -> Self {
         Self { clipboard: Box::new(NopClipboardContext::new().unwrap()), selection: None }
     }
diff --git a/alacritty_terminal/src/config/colors.rs b/alacritty_terminal/src/config/colors.rs
index 5c057619..bae00ee1 100644
--- a/alacritty_terminal/src/config/colors.rs
+++ b/alacritty_terminal/src/config/colors.rs
@@ -59,7 +59,7 @@ where
                     index
                 );
 
-                // Return value out of range to ignore this color
+                // Return value out of range to ignore this color.
                 Ok(0)
             } else {
                 Ok(index)
@@ -68,7 +68,7 @@ where
         Err(err) => {
             error!(target: LOG_TARGET_CONFIG, "Problem with config: {}; ignoring setting", err);
 
-            // Return value out of range to ignore this color
+            // Return value out of range to ignore this color.
             Ok(0)
         },
     }
@@ -124,7 +124,7 @@ fn default_foreground() -> Rgb {
     Rgb { r: 0xea, g: 0xea, b: 0xea }
 }
 
-/// The 8-colors sections of config
+/// The 8-colors sections of config.
 #[derive(Deserialize, Clone, Debug, PartialEq, Eq)]
 pub struct AnsiColors {
     #[serde(deserialize_with = "failure_default")]
diff --git a/alacritty_terminal/src/config/debug.rs b/alacritty_terminal/src/config/debug.rs
index f5ebe974..9c9d4fde 100644
--- a/alacritty_terminal/src/config/debug.rs
+++ b/alacritty_terminal/src/config/debug.rs
@@ -3,7 +3,7 @@ use serde::{Deserialize, Deserializer};
 
 use crate::config::{failure_default, LOG_TARGET_CONFIG};
 
-/// Debugging options
+/// Debugging options.
 #[serde(default)]
 #[derive(Deserialize, Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord)]
 pub struct Debug {
@@ -13,15 +13,15 @@ pub struct Debug {
     #[serde(deserialize_with = "failure_default")]
     pub print_events: bool,
 
-    /// Keep the log file after quitting
+    /// Keep the log file after quitting.
     #[serde(deserialize_with = "failure_default")]
     pub persistent_logging: bool,
 
-    /// Should show render timer
+    /// Should show render timer.
     #[serde(deserialize_with = "failure_default")]
     pub render_timer: bool,
 
-    /// Record ref test
+    /// Record ref test.
     #[serde(skip)]
     pub ref_test: bool,
 }
diff --git a/alacritty_terminal/src/config/font.rs b/alacritty_terminal/src/config/font.rs
index a8a76c15..6a9120c9 100644
--- a/alacritty_terminal/src/config/font.rs
+++ b/alacritty_terminal/src/config/font.rs
@@ -9,7 +9,7 @@ use serde::{Deserialize, Deserializer};
 use crate::config::DefaultTrueBool;
 use crate::config::{failure_default, Delta, LOG_TARGET_CONFIG};
 
-/// Font config
+/// Font config.
 ///
 /// Defaults are provided at the level of this struct per platform, but not per
 /// field in this struct. It might be nice in the future to have defaults for
@@ -18,31 +18,31 @@ use crate::config::{failure_default, Delta, LOG_TARGET_CONFIG};
 #[serde(default)]
 #[derive(Debug, Deserialize, Clone, PartialEq, Eq)]
 pub struct Font {
-    /// Normal font face
+    /// Normal font face.
     #[serde(deserialize_with = "failure_default")]
     normal: FontDescription,
 
-    /// Bold font face
+    /// Bold font face.
     #[serde(deserialize_with = "failure_default")]
     bold: SecondaryFontDescription,
 
-    /// Italic font face
+    /// Italic font face.
     #[serde(deserialize_with = "failure_default")]
     italic: SecondaryFontDescription,
 
-    /// Bold italic font face
+    /// Bold italic font face.
     #[serde(deserialize_with = "failure_default")]
     bold_italic: SecondaryFontDescription,
 
-    /// Font size in points
+    /// Font size in points.
     #[serde(deserialize_with = "DeserializeSize::deserialize")]
     pub size: Size,
 
-    /// Extra spacing per character
+    /// Extra spacing per character.
     #[serde(deserialize_with = "failure_default")]
     pub offset: Delta<i8>,
 
-    /// Glyph offset within character cell
+    /// Glyph offset within character cell.
     #[serde(deserialize_with = "failure_default")]
     pub glyph_offset: Delta<i8>,
 
@@ -68,27 +68,27 @@ impl Default for Font {
 }
 
 impl Font {
-    /// Get a font clone with a size modification
+    /// Get a font clone with a size modification.
     pub fn with_size(self, size: Size) -> Font {
         Font { size, ..self }
     }
 
-    // Get normal font description
+    /// Get normal font description.
     pub fn normal(&self) -> &FontDescription {
         &self.normal
     }
 
-    // Get bold font description
+    /// Get bold font description.
     pub fn bold(&self) -> FontDescription {
         self.bold.desc(&self.normal)
     }
 
-    // Get italic font description
+    /// Get italic font description.
     pub fn italic(&self) -> FontDescription {
         self.italic.desc(&self.normal)
     }
 
-    // Get bold italic font description
+    /// Get bold italic font description.
     pub fn bold_italic(&self) -> FontDescription {
         self.bold_italic.desc(&self.normal)
     }
@@ -108,7 +108,7 @@ fn default_font_size() -> Size {
     Size::new(11.)
 }
 
-/// Description of the normal font
+/// Description of the normal font.
 #[serde(default)]
 #[derive(Debug, Deserialize, Clone, PartialEq, Eq)]
 pub struct FontDescription {
@@ -132,7 +132,7 @@ impl Default for FontDescription {
     }
 }
 
-/// Description of the italic and bold font
+/// Description of the italic and bold font.
 #[serde(default)]
 #[derive(Debug, Default, Deserialize, Clone, PartialEq, Eq)]
 pub struct SecondaryFontDescription {
@@ -198,7 +198,7 @@ impl DeserializeSize for Size {
             .deserialize_any(NumVisitor::<D> { _marker: PhantomData })
             .map(|v| Size::new(v as _));
 
-        // Use default font size as fallback
+        // Use default font size as fallback.
         match size {
             Ok(size) => Ok(size),
             Err(err) => {
diff --git a/alacritty_terminal/src/config/mod.rs b/alacritty_terminal/src/config/mod.rs
index 53aae91a..de72d3e2 100644
--- a/alacritty_terminal/src/config/mod.rs
+++ b/alacritty_terminal/src/config/mod.rs
@@ -44,68 +44,68 @@ const DEFAULT_CURSOR_THICKNESS: f32 = 0.15;
 
 pub type MockConfig = Config<HashMap<String, serde_yaml::Value>>;
 
-/// Top-level config type
+/// Top-level config type.
 #[derive(Debug, PartialEq, Default, Deserialize)]
 pub struct Config<T> {
-    /// Pixel padding
+    /// Pixel padding.
     #[serde(default, deserialize_with = "failure_default")]
     pub padding: Option<Delta<u8>>,
 
-    /// TERM env variable
+    /// TERM env variable.
     #[serde(default, deserialize_with = "failure_default")]
     pub env: HashMap<String, String>,
 
-    /// Font configuration
+    /// Font configuration.
     #[serde(default, deserialize_with = "failure_default")]
     pub font: Font,
 
-    /// Should draw bold text with brighter colors instead of bold font
+    /// Should draw bold text with brighter colors instead of bold font.
     #[serde(default, deserialize_with = "failure_default")]
     draw_bold_text_with_bright_colors: bool,
 
     #[serde(default, deserialize_with = "failure_default")]
     pub colors: Colors,
 
-    /// Background opacity from 0.0 to 1.0
+    /// Background opacity from 0.0 to 1.0.
     #[serde(default, deserialize_with = "failure_default")]
     background_opacity: Percentage,
 
-    /// Window configuration
+    /// Window configuration.
     #[serde(default, deserialize_with = "failure_default")]
     pub window: WindowConfig,
 
     #[serde(default, deserialize_with = "failure_default")]
     pub selection: Selection,
 
-    /// Path to a shell program to run on startup
+    /// Path to a shell program to run on startup.
     #[serde(default, deserialize_with = "from_string_or_deserialize")]
     pub shell: Option<Shell<'static>>,
 
-    /// Path where config was loaded from
+    /// Path where config was loaded from.
     #[serde(default, deserialize_with = "failure_default")]
     pub config_path: Option<PathBuf>,
 
-    /// Visual bell configuration
+    /// Visual bell configuration.
     #[serde(default, deserialize_with = "failure_default")]
     pub visual_bell: VisualBellConfig,
 
-    /// Use dynamic title
+    /// Use dynamic title.
     #[serde(default, deserialize_with = "failure_default")]
     dynamic_title: DefaultTrueBool,
 
-    /// Live config reload
+    /// Live config reload.
     #[serde(default, deserialize_with = "failure_default")]
     live_config_reload: DefaultTrueBool,
 
-    /// How much scrolling history to keep
+    /// How much scrolling history to keep.
     #[serde(default, deserialize_with = "failure_default")]
     pub scrolling: Scrolling,
 
-    /// Cursor configuration
+    /// Cursor configuration.
     #[serde(default, deserialize_with = "failure_default")]
     pub cursor: Cursor,
 
-    /// Use WinPTY backend even if ConPTY is available
+    /// Use WinPTY backend even if ConPTY is available.
     #[cfg(windows)]
     #[serde(default, deserialize_with = "failure_default")]
     pub winpty_backend: bool,
@@ -114,19 +114,19 @@ pub struct Config<T> {
     #[serde(default, deserialize_with = "failure_default")]
     alt_send_esc: DefaultTrueBool,
 
-    /// Shell startup directory
+    /// Shell startup directory.
     #[serde(default, deserialize_with = "option_explicit_none")]
     pub working_directory: Option<PathBuf>,
 
-    /// Debug options
+    /// Debug options.
     #[serde(default, deserialize_with = "failure_default")]
     pub debug: Debug,
 
-    /// Additional configuration options not directly required by the terminal
+    /// Additional configuration options not directly required by the terminal.
     #[serde(flatten)]
     pub ui_config: T,
 
-    /// Remain open after child process exits
+    /// Remain open after child process exits.
     #[serde(skip)]
     pub hold: bool,
 
@@ -149,13 +149,13 @@ impl<T> Config<T> {
         self.draw_bold_text_with_bright_colors
     }
 
-    /// Should show render timer
+    /// Should show render timer.
     #[inline]
     pub fn render_timer(&self) -> bool {
         self.render_timer.unwrap_or(self.debug.render_timer)
     }
 
-    /// Live config reload
+    /// Live config reload.
     #[inline]
     pub fn live_config_reload(&self) -> bool {
         self.live_config_reload.0
@@ -200,13 +200,13 @@ impl<T> Config<T> {
         self.dynamic_title.0 = dynamic_title;
     }
 
-    /// Send escape sequences using the alt key
+    /// Send escape sequences using the alt key.
     #[inline]
     pub fn alt_send_esc(&self) -> bool {
         self.alt_send_esc.0
     }
 
-    /// Keep the log file after quitting Alacritty
+    /// Keep the log file after quitting Alacritty.
     #[inline]
     pub fn persistent_logging(&self) -> bool {
         self.persistent_logging.unwrap_or(self.debug.persistent_logging)
@@ -316,14 +316,14 @@ impl FromString for Option<Shell<'_>> {
     }
 }
 
-/// A delta for a point in a 2 dimensional plane
+/// A delta for a point in a 2 dimensional plane.
 #[serde(default, bound(deserialize = "T: Deserialize<'de> + Default"))]
 #[derive(Clone, Copy, Debug, Default, Deserialize, PartialEq, Eq)]
 pub struct Delta<T: Default + PartialEq + Eq> {
-    /// Horizontal change
+    /// Horizontal change.
     #[serde(deserialize_with = "failure_default")]
     pub x: T,
-    /// Vertical change
+    /// Vertical change.
     #[serde(deserialize_with = "failure_default")]
     pub y: T,
 }
@@ -407,7 +407,7 @@ where
     })
 }
 
-// Used over From<String>, to allow implementation for foreign types
+// Used over From<String>, to allow implementation for foreign types.
 pub trait FromString {
     fn from(input: String) -> Self;
 }
diff --git a/alacritty_terminal/src/config/scrolling.rs b/alacritty_terminal/src/config/scrolling.rs
index 899ca1b3..136e9389 100644
--- a/alacritty_terminal/src/config/scrolling.rs
+++ b/alacritty_terminal/src/config/scrolling.rs
@@ -3,7 +3,7 @@ use serde::{Deserialize, Deserializer};
 
 use crate::config::{failure_default, LOG_TARGET_CONFIG, MAX_SCROLLBACK_LINES};
 
-/// Struct for scrolling related settings
+/// Struct for scrolling related settings.
 #[serde(default)]
 #[derive(Deserialize, Copy, Clone, Default, Debug, PartialEq, Eq)]
 pub struct Scrolling {
@@ -34,7 +34,7 @@ impl Scrolling {
         self.faux_multiplier.map(|sm| sm.0)
     }
 
-    // Update the history size, used in ref tests
+    // Update the history size, used in ref tests.
     pub fn set_history(&mut self, history: u32) {
         self.history = ScrollingHistory(history);
     }
diff --git a/alacritty_terminal/src/config/visual_bell.rs b/alacritty_terminal/src/config/visual_bell.rs
index 8981c929..632c425e 100644
--- a/alacritty_terminal/src/config/visual_bell.rs
+++ b/alacritty_terminal/src/config/visual_bell.rs
@@ -8,15 +8,15 @@ use crate::term::color::Rgb;
 #[serde(default)]
 #[derive(Deserialize, Clone, Debug, PartialEq, Eq)]
 pub struct VisualBellConfig {
-    /// Visual bell animation function
+    /// Visual bell animation function.
     #[serde(deserialize_with = "failure_default")]
     pub animation: VisualBellAnimation,
 
-    /// Visual bell duration in milliseconds
+    /// Visual bell duration in milliseconds.
     #[serde(deserialize_with = "failure_default")]
     pub duration: u16,
 
-    /// Visual bell flash color
+    /// Visual bell flash color.
     #[serde(deserialize_with = "failure_default")]
     pub color: Rgb,
 }
@@ -32,7 +32,7 @@ impl Default for VisualBellConfig {
 }
 
 impl VisualBellConfig {
-    /// Visual bell duration in milliseconds
+    /// Visual bell duration in milliseconds.
     #[inline]
     pub fn duration(&self) -> Duration {
         Duration::from_millis(u64::from(self.duration))
@@ -43,15 +43,17 @@ impl VisualBellConfig {
 /// Penner's Easing Functions.
 #[derive(Clone, Copy, Debug, Deserialize, PartialEq, Eq)]
 pub enum VisualBellAnimation {
-    Ease,         // CSS
-    EaseOut,      // CSS
-    EaseOutSine,  // Penner
-    EaseOutQuad,  // Penner
-    EaseOutCubic, // Penner
-    EaseOutQuart, // Penner
-    EaseOutQuint, // Penner
-    EaseOutExpo,  // Penner
-    EaseOutCirc,  // Penner
+    // CSS.
+    Ease,
+    EaseOut,
+    // Penner.
+    EaseOutSine,
+    EaseOutQuad,
+    EaseOutCubic,
+    EaseOutQuart,
+    EaseOutQuint,
+    EaseOutExpo,
+    EaseOutCirc,
     Linear,
 }
 
diff --git a/alacritty_terminal/src/config/window.rs b/alacritty_terminal/src/config/window.rs
index 9b86ba8a..5e934f6f 100644
--- a/alacritty_terminal/src/config/window.rs
+++ b/alacritty_terminal/src/config/window.rs
@@ -13,47 +13,47 @@ pub const DEFAULT_NAME: &str = "Alacritty";
 #[serde(default)]
 #[derive(Deserialize, Debug, Clone, PartialEq, Eq)]
 pub struct WindowConfig {
-    /// Initial dimensions
+    /// Initial dimensions.
     #[serde(deserialize_with = "failure_default")]
     pub dimensions: Dimensions,
 
-    /// Initial position
+    /// Initial position.
     #[serde(deserialize_with = "failure_default")]
     pub position: Option<Delta<i32>>,
 
-    /// Pixel padding
+    /// Pixel padding.
     #[serde(deserialize_with = "failure_default")]
     pub padding: Delta<u8>,
 
-    /// Draw the window with title bar / borders
+    /// Draw the window with title bar / borders.
     #[serde(deserialize_with = "failure_default")]
     pub decorations: Decorations,
 
-    /// Spread out additional padding evenly
+    /// Spread out additional padding evenly.
     #[serde(deserialize_with = "failure_default")]
     pub dynamic_padding: bool,
 
-    /// Startup mode
+    /// Startup mode.
     #[serde(deserialize_with = "failure_default")]
     startup_mode: StartupMode,
 
-    /// Window title
+    /// Window title.
     #[serde(default = "default_title")]
     pub title: String,
 
-    /// Window class
+    /// Window class.
     #[serde(deserialize_with = "from_string_or_deserialize")]
     pub class: Class,
 
-    /// XEmbed parent
+    /// XEmbed parent.
     #[serde(skip)]
     pub embed: Option<c_ulong>,
 
-    /// GTK theme variant
+    /// GTK theme variant.
     #[serde(deserialize_with = "option_explicit_none")]
     pub gtk_theme_variant: Option<String>,
 
-    /// TODO: DEPRECATED
+    // TODO: DEPRECATED
     #[serde(deserialize_with = "failure_default")]
     pub start_maximized: Option<bool>,
 }
@@ -124,17 +124,17 @@ impl Default for Decorations {
     }
 }
 
-/// Window Dimensions
+/// Window Dimensions.
 ///
-/// Newtype to avoid passing values incorrectly
+/// Newtype to avoid passing values incorrectly.
 #[serde(default)]
 #[derive(Default, Debug, Copy, Clone, Deserialize, PartialEq, Eq)]
 pub struct Dimensions {
-    /// Window width in character columns
+    /// Window width in character columns.
     #[serde(deserialize_with = "failure_default")]
     columns: Column,
 
-    /// Window Height in character lines
+    /// Window Height in character lines.
     #[serde(deserialize_with = "failure_default")]
     lines: Line,
 }
@@ -144,20 +144,20 @@ impl Dimensions {
         Dimensions { columns, lines }
     }
 
-    /// Get lines
+    /// Get lines.
     #[inline]
     pub fn lines_u32(&self) -> u32 {
         self.lines.0 as u32
     }
 
-    /// Get columns
+    /// Get columns.
     #[inline]
     pub fn columns_u32(&self) -> u32 {
         self.columns.0 as u32
     }
 }
 
-/// Window class hint
+/// Window class hint.
 #[serde(default)]
 #[derive(Deserialize, Debug, Clone, PartialEq, Eq)]
 pub struct Class {
diff --git a/alacritty_terminal/src/event.rs b/alacritty_terminal/src/event.rs
index c8edae1e..823a35aa 100644
--- a/alacritty_terminal/src/event.rs
+++ b/alacritty_terminal/src/event.rs
@@ -16,20 +16,20 @@ pub enum Event {
     Exit,
 }
 
-/// Byte sequences are sent to a `Notify` in response to some events
+/// Byte sequences are sent to a `Notify` in response to some events.
 pub trait Notify {
-    /// Notify that an escape sequence should be written to the pty
+    /// Notify that an escape sequence should be written to the pty.
     ///
-    /// TODO this needs to be able to error somehow
+    /// TODO this needs to be able to error somehow.
     fn notify<B: Into<Cow<'static, [u8]>>>(&mut self, _: B);
 }
 
-/// Types that are interested in when the display is resized
+/// Types that are interested in when the display is resized.
 pub trait OnResize {
     fn on_resize(&mut self, size: &SizeInfo);
 }
 
-/// Event Loop for notifying the renderer about terminal events
+/// Event Loop for notifying the renderer about terminal events.
 pub trait EventListener {
     fn send_event(&self, event: Event);
 }
diff --git a/alacritty_terminal/src/event_loop.rs b/alacritty_terminal/src/event_loop.rs
index 2d55815a..6c61bbf3 100644
--- a/alacritty_terminal/src/event_loop.rs
+++ b/alacritty_terminal/src/event_loop.rs
@@ -1,4 +1,4 @@
-//! The main event loop which performs I/O on the pseudoterminal
+//! The main event loop which performs I/O on the pseudoterminal.
 use std::borrow::Cow;
 use std::collections::VecDeque;
 use std::fs::File;
@@ -20,19 +20,19 @@ use crate::term::{SizeInfo, Term};
 use crate::tty;
 use crate::util::thread;
 
-/// Max bytes to read from the PTY
+/// Max bytes to read from the pty.
 const MAX_READ: usize = 0x10_000;
 
-/// Messages that may be sent to the `EventLoop`
+/// Messages that may be sent to the `EventLoop`.
 #[derive(Debug)]
 pub enum Msg {
-    /// Data that should be written to the pty
+    /// Data that should be written to the pty.
     Input(Cow<'static, [u8]>),
 
-    /// Indicates that the `EventLoop` should shut down, as Alacritty is shutting down
+    /// Indicates that the `EventLoop` should shut down, as Alacritty is shutting down.
     Shutdown,
 
-    /// Instruction to resize the pty
+    /// Instruction to resize the pty.
     Resize(SizeInfo),
 }
 
@@ -57,7 +57,7 @@ struct Writing {
     written: usize,
 }
 
-/// All of the mutable state needed to run the event loop
+/// All of the mutable state needed to run the event loop.
 ///
 /// Contains list of items to write, current write state, etc. Anything that
 /// would otherwise be mutated on the `EventLoop` goes here.
@@ -152,7 +152,7 @@ where
     T: tty::EventedPty + event::OnResize + Send + 'static,
     U: EventListener + Send + 'static,
 {
-    /// Create a new event loop
+    /// Create a new event loop.
     pub fn new<V>(
         terminal: Arc<FairMutex<Term<U>>>,
         event_proxy: U,
@@ -176,9 +176,9 @@ where
         self.tx.clone()
     }
 
-    // Drain the channel
-    //
-    // Returns `false` when a shutdown message was received.
+    /// Drain the channel.
+    ///
+    /// Returns `false` when a shutdown message was received.
     fn drain_recv_channel(&mut self, state: &mut State) -> bool {
         while let Ok(msg) = self.rx.try_recv() {
             match msg {
@@ -191,7 +191,7 @@ where
         true
     }
 
-    // Returns a `bool` indicating whether or not the event loop should continue running
+    /// Returns a `bool` indicating whether or not the event loop should continue running.
     #[inline]
     fn channel_event(&mut self, token: mio::Token, state: &mut State) -> bool {
         if !self.drain_recv_channel(state) {
@@ -234,18 +234,18 @@ where
 
                     // Get reference to terminal. Lock is acquired on initial
                     // iteration and held until there's no bytes left to parse
-                    // or we've reached MAX_READ.
+                    // or we've reached `MAX_READ`.
                     if terminal.is_none() {
                         terminal = Some(self.terminal.lock());
                     }
                     let terminal = terminal.as_mut().unwrap();
 
-                    // Run the parser
+                    // Run the parser.
                     for byte in &buf[..got] {
                         state.parser.advance(&mut **terminal, *byte, &mut self.pty.writer());
                     }
 
-                    // Exit if we've processed enough bytes
+                    // Exit if we've processed enough bytes.
                     if processed > MAX_READ {
                         break;
                     }
@@ -260,7 +260,7 @@ where
         }
 
         if processed > 0 {
-            // Queue terminal redraw
+            // Queue terminal redraw.
             self.event_proxy.send_event(Event::Wakeup);
         }
 
@@ -311,7 +311,7 @@ where
             let channel_token = tokens.next().unwrap();
             self.poll.register(&self.rx, channel_token, Ready::readable(), poll_opts).unwrap();
 
-            // Register TTY through EventedRW interface
+            // Register TTY through EventedRW interface.
             self.pty.register(&self.poll, &mut tokens, Ready::readable(), poll_opts).unwrap();
 
             let mut events = Events::with_capacity(1024);
@@ -355,33 +355,33 @@ where
                             #[cfg(unix)]
                             {
                                 if UnixReady::from(event.readiness()).is_hup() {
-                                    // don't try to do I/O on a dead PTY
+                                    // Don't try to do I/O on a dead pty.
                                     continue;
                                 }
                             }
 
                             if event.readiness().is_readable() {
-                                if let Err(e) = self.pty_read(&mut state, &mut buf, pipe.as_mut()) {
+                                if let Err(err) = self.pty_read(&mut state, &mut buf, pipe.as_mut()) {
                                     #[cfg(target_os = "linux")]
                                     {
-                                        // On Linux, a `read` on the master side of a PTY can fail
+                                        // On Linux, a `read` on the master side of a pty can fail
                                         // with `EIO` if the client side hangs up.  In that case,
                                         // just loop back round for the inevitable `Exited` event.
                                         // This sucks, but checking the process is either racy or
                                         // blocking.
-                                        if e.kind() == ErrorKind::Other {
+                                        if err.kind() == ErrorKind::Other {
                                             continue;
                                         }
                                     }
 
-                                    error!("Error reading from PTY in event loop: {}", e);
+                                    error!("Error reading from pty in event loop: {}", err);
                                     break 'event_loop;
                                 }
                             }
 
                             if event.readiness().is_writable() {
-                                if let Err(e) = self.pty_write(&mut state) {
-                                    error!("Error writing to PTY in event loop: {}", e);
+                                if let Err(err) = self.pty_write(&mut state) {
+                                    error!("Error writing to pty in event loop: {}", err);
                                     break 'event_loop;
                                 }
                             }
@@ -390,16 +390,16 @@ where
                     }
                 }
 
-                // Register write interest if necessary
+                // Register write interest if necessary.
                 let mut interest = Ready::readable();
                 if state.needs_write() {
                     interest.insert(Ready::writable());
                 }
-                // Reregister with new interest
+                // Reregister with new interest.
                 self.pty.reregister(&self.poll, interest, poll_opts).unwrap();
             }
 
-            // The evented instances are not dropped here so deregister them explicitly
+            // The evented instances are not dropped here so deregister them explicitly.
             let _ = self.poll.deregister(&self.rx);
             let _ = self.pty.deregister(&self.poll);
 
diff --git a/alacritty_terminal/src/grid/mod.rs b/alacritty_terminal/src/grid/mod.rs
index 97353647..71545dca 100644
--- a/alacritty_terminal/src/grid/mod.rs
+++ b/alacritty_terminal/src/grid/mod.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//! A specialized 2d grid implementation optimized for use in a terminal.
+//! A specialized 2D grid implementation optimized for use in a terminal.
 
 use std::cmp::{max, min, Ordering};
 use std::ops::{Deref, Index, IndexMut, Range, RangeFrom, RangeFull, RangeTo};
@@ -32,7 +32,7 @@ mod tests;
 mod storage;
 use self::storage::Storage;
 
-/// Bidirection iterator
+/// Bidirectional iterator.
 pub trait BidirectionalIterator: Iterator {
     fn prev(&mut self) -> Option<Self::Item>;
 }
@@ -55,7 +55,7 @@ impl<T> Deref for Indexed<T> {
 
 impl<T: PartialEq> ::std::cmp::PartialEq for Grid<T> {
     fn eq(&self, other: &Self) -> bool {
-        // Compare struct fields and check result of grid comparison
+        // Compare struct fields and check result of grid comparison.
         self.raw.eq(&other.raw)
             && self.cols.eq(&other.cols)
             && self.lines.eq(&other.lines)
@@ -72,11 +72,11 @@ pub trait GridCell {
     /// Fast equality approximation.
     ///
     /// This is a faster alternative to [`PartialEq`],
-    /// but might report inequal cells as equal.
+    /// but might report unequal cells as equal.
     fn fast_eq(&self, other: Self) -> bool;
 }
 
-/// Represents the terminal display contents
+/// Represents the terminal display contents.
 ///
 /// ```notrust
 /// ┌─────────────────────────┐  <-- max_scroll_limit + lines
@@ -152,7 +152,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
         } else if point.line >= self.display_offset + self.lines.0 {
             Point::new(Line(0), Column(0))
         } else {
-            // Since edgecases are handled, conversion is identical as visible to buffer
+            // Since edge-cases are handled, conversion is identical as visible to buffer.
             self.visible_to_buffer(point.into()).into()
         }
     }
@@ -162,7 +162,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
         Point { line: self.lines.0 + self.display_offset - point.line.0 - 1, col: point.col }
     }
 
-    /// Update the size of the scrollback history
+    /// Update the size of the scrollback history.
     pub fn update_history(&mut self, history_size: usize) {
         let current_history_size = self.history_size();
         if current_history_size > history_size {
@@ -199,7 +199,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
         cursor_pos: &mut Point,
         template: &T,
     ) {
-        // Check that there's actually work to do and return early if not
+        // Check that there's actually work to do and return early if not.
         if lines == self.lines && cols == self.cols {
             return;
         }
@@ -231,7 +231,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
         }
     }
 
-    /// Add lines to the visible area
+    /// Add lines to the visible area.
     ///
     /// Alacritty keeps the cursor at the bottom of the terminal as long as there
     /// is scrollback available. Once scrollback is exhausted, new lines are
@@ -239,18 +239,18 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
     fn grow_lines(&mut self, new_line_count: Line, cursor_pos: &mut Point, template: &T) {
         let lines_added = new_line_count - self.lines;
 
-        // Need to "resize" before updating buffer
+        // Need to "resize" before updating buffer.
         self.raw.grow_visible_lines(new_line_count, Row::new(self.cols, template));
         self.lines = new_line_count;
 
         let history_size = self.history_size();
         let from_history = min(history_size, lines_added.0);
 
-        // Move cursor down for all lines pulled from history
+        // Move cursor down for all lines pulled from history.
         cursor_pos.line += from_history;
 
         if from_history != lines_added.0 {
-            // Move existing lines up for every line that couldn't be pulled from history
+            // Move existing lines up for every line that couldn't be pulled from history.
             self.scroll_up(&(Line(0)..new_line_count), lines_added - from_history, template);
         }
 
@@ -258,9 +258,9 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
         self.display_offset = self.display_offset.saturating_sub(*lines_added);
     }
 
-    // Grow number of columns in each row, reflowing if necessary
+    /// Grow number of columns in each row, reflowing if necessary.
     fn grow_cols(&mut self, reflow: bool, cols: Column, cursor_pos: &mut Point, template: &T) {
-        // Check if a row needs to be wrapped
+        // Check if a row needs to be wrapped.
         let should_reflow = |row: &Row<T>| -> bool {
             let len = Column(row.len());
             reflow && len < cols && row[len - 1].flags().contains(Flags::WRAPLINE)
@@ -269,7 +269,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
         let mut new_empty_lines = 0;
         let mut reversed: Vec<Row<T>> = Vec::with_capacity(self.raw.len());
         for (i, mut row) in self.raw.drain().enumerate().rev() {
-            // Check if reflowing shoud be performed
+            // Check if reflowing should be performed.
             let last_row = match reversed.last_mut() {
                 Some(last_row) if should_reflow(last_row) => last_row,
                 _ => {
@@ -278,12 +278,12 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
                 },
             };
 
-            // Remove wrap flag before appending additional cells
+            // Remove wrap flag before appending additional cells.
             if let Some(cell) = last_row.last_mut() {
                 cell.flags_mut().remove(Flags::WRAPLINE);
             }
 
-            // Remove leading spacers when reflowing wide char to the previous line
+            // Remove leading spacers when reflowing wide char to the previous line.
             let last_len = last_row.len();
             if last_len >= 2
                 && !last_row[Column(last_len - 2)].flags().contains(Flags::WIDE_CHAR)
@@ -292,10 +292,10 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
                 last_row.shrink(Column(last_len - 1));
             }
 
-            // Append as many cells from the next line as possible
+            // Append as many cells from the next line as possible.
             let len = min(row.len(), cols.0 - last_row.len());
 
-            // Insert leading spacer when there's not enough room for reflowing wide char
+            // Insert leading spacer when there's not enough room for reflowing wide char.
             let mut cells = if row[Column(len - 1)].flags().contains(Flags::WIDE_CHAR) {
                 let mut cells = row.front_split_off(len - 1);
 
@@ -312,28 +312,28 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
 
             if row.is_empty() {
                 if i + reversed.len() < self.lines.0 {
-                    // Add new line and move lines up if we can't pull from history
+                    // Add new line and move lines up if we can't pull from history.
                     cursor_pos.line = Line(cursor_pos.line.saturating_sub(1));
                     new_empty_lines += 1;
                 } else if i < self.display_offset {
-                    // Keep viewport in place if line is outside of the visible area
+                    // Keep viewport in place if line is outside of the visible area.
                     self.display_offset = self.display_offset.saturating_sub(1);
                 }
 
-                // Don't push line into the new buffer
+                // Don't push line into the new buffer.
                 continue;
             } else if let Some(cell) = last_row.last_mut() {
-                // Set wrap flag if next line still has cells
+                // Set wrap flag if next line still has cells.
                 cell.flags_mut().insert(Flags::WRAPLINE);
             }
 
             reversed.push(row);
         }
 
-        // Add padding lines
+        // Add padding lines.
         reversed.append(&mut vec![Row::new(cols, template); new_empty_lines]);
 
-        // Fill remaining cells and reverse iterator
+        // Fill remaining cells and reverse iterator.
         let mut new_raw = Vec::with_capacity(reversed.len());
         for mut row in reversed.drain(..).rev() {
             if row.len() < cols.0 {
@@ -348,18 +348,18 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
         self.cols = cols;
     }
 
-    // Shrink number of columns in each row, reflowing if necessary
+    /// Shrink number of columns in each row, reflowing if necessary.
     fn shrink_cols(&mut self, reflow: bool, cols: Column, template: &T) {
         let mut new_raw = Vec::with_capacity(self.raw.len());
         let mut buffered = None;
         for (i, mut row) in self.raw.drain().enumerate().rev() {
-            // Append lines left over from previous row
+            // Append lines left over from previous row.
             if let Some(buffered) = buffered.take() {
                 row.append_front(buffered);
             }
 
             loop {
-                // Check if reflowing shoud be performed
+                // Check if reflowing should be performed.
                 let mut wrapped = match row.shrink(cols) {
                     Some(wrapped) if reflow => wrapped,
                     _ => {
@@ -368,7 +368,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
                     },
                 };
 
-                // Insert spacer if a wide char would be wrapped into the last column
+                // Insert spacer if a wide char would be wrapped into the last column.
                 if row.len() >= cols.0 && row[cols - 1].flags().contains(Flags::WIDE_CHAR) {
                     wrapped.insert(0, row[cols - 1]);
 
@@ -377,7 +377,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
                     row[cols - 1] = spacer;
                 }
 
-                // Remove wide char spacer before shrinking
+                // Remove wide char spacer before shrinking.
                 let len = wrapped.len();
                 if (len == 1 || (len >= 2 && !wrapped[len - 2].flags().contains(Flags::WIDE_CHAR)))
                     && wrapped[len - 1].flags().contains(Flags::WIDE_CHAR_SPACER)
@@ -394,7 +394,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
 
                 new_raw.push(row);
 
-                // Set line as wrapped if cells got removed
+                // Set line as wrapped if cells got removed.
                 if let Some(cell) = new_raw.last_mut().and_then(|r| r.last_mut()) {
                     cell.flags_mut().insert(Flags::WRAPLINE);
                 }
@@ -405,21 +405,21 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
                     .unwrap_or(false)
                     && wrapped.len() < cols.0
                 {
-                    // Make sure previous wrap flag doesn't linger around
+                    // Make sure previous wrap flag doesn't linger around.
                     if let Some(cell) = wrapped.last_mut() {
                         cell.flags_mut().remove(Flags::WRAPLINE);
                     }
 
-                    // Add removed cells to start of next row
+                    // Add removed cells to start of next row.
                     buffered = Some(wrapped);
                     break;
                 } else {
-                    // Make sure viewport doesn't move if line is outside of the visible area
+                    // Make sure viewport doesn't move if line is outside of the visible area.
                     if i < self.display_offset {
                         self.display_offset = min(self.display_offset + 1, self.max_scroll_limit);
                     }
 
-                    // Make sure new row is at least as long as new width
+                    // Make sure new row is at least as long as new width.
                     let occ = wrapped.len();
                     if occ < cols.0 {
                         wrapped.append(&mut vec![*template; cols.0 - occ]);
@@ -435,7 +435,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
         self.cols = cols;
     }
 
-    /// Remove lines from the visible area
+    /// Remove lines from the visible area.
     ///
     /// The behavior in Terminal.app and iTerm.app is to keep the cursor at the
     /// bottom of the screen. This is achieved by pushing history "out the top"
@@ -443,7 +443,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
     ///
     /// Alacritty takes the same approach.
     fn shrink_lines(&mut self, target: Line, cursor_pos: &mut Point, template: &T) {
-        // Scroll up to keep cursor inside the window
+        // Scroll up to keep cursor inside the window.
         let required_scrolling = (cursor_pos.line + 1).saturating_sub(target.0);
         if required_scrolling > 0 {
             self.scroll_up(&(Line(0)..self.lines), Line(required_scrolling), template);
@@ -476,24 +476,24 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
 
             self.decrease_scroll_limit(*positions);
 
-            // Now, restore any scroll region lines
+            // Now, restore any scroll region lines.
             let lines = self.lines;
             for i in IndexRange(region.end..lines) {
                 self.raw.swap_lines(i, i + positions);
             }
 
-            // Finally, reset recycled lines
+            // Finally, reset recycled lines.
             for i in IndexRange(Line(0)..positions) {
                 self.raw[i].reset(&template);
             }
         } else {
-            // Rotate selection to track content
+            // Rotate selection to track content.
             self.selection = self
                 .selection
                 .take()
                 .and_then(|s| s.rotate(num_lines, num_cols, region, -(*positions as isize)));
 
-            // Subregion rotation
+            // Subregion rotation.
             for line in IndexRange((region.start + positions)..region.end).rev() {
                 self.raw.swap_lines(line, line - positions);
             }
@@ -504,7 +504,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
         }
     }
 
-    /// scroll_up moves lines at the bottom towards the top
+    /// Move lines at the bottom towards the top.
     ///
     /// This is the performance-sensitive part of scrolling.
     pub fn scroll_up(&mut self, region: &Range<Line>, positions: Line, template: &T) {
@@ -512,7 +512,7 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
         let num_cols = self.num_cols().0;
 
         if region.start == Line(0) {
-            // Update display offset when not pinned to active area
+            // Update display offset when not pinned to active area.
             if self.display_offset != 0 {
                 self.display_offset = min(self.display_offset + *positions, self.max_scroll_limit);
             }
@@ -537,25 +537,25 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
                 self.raw.swap(i, i + *positions);
             }
 
-            // Finally, reset recycled lines
+            // Finally, reset recycled lines.
             //
             // Recycled lines are just above the end of the scrolling region.
             for i in 0..*positions {
                 self.raw[i + fixed_lines].reset(&template);
             }
         } else {
-            // Rotate selection to track content
+            // Rotate selection to track content.
             self.selection = self
                 .selection
                 .take()
                 .and_then(|s| s.rotate(num_lines, num_cols, region, *positions as isize));
 
-            // Subregion rotation
+            // Subregion rotation.
             for line in IndexRange(region.start..(region.end - positions)) {
                 self.raw.swap_lines(line, line + positions);
             }
 
-            // Clear reused lines
+            // Clear reused lines.
             for line in IndexRange((region.end - positions)..region.end) {
                 self.raw[line].reset(&template);
             }
@@ -575,23 +575,23 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
         let positions = self.lines - iter.cur.line;
         let region = Line(0)..self.num_lines();
 
-        // Reset display offset
+        // Reset display offset.
         self.display_offset = 0;
 
-        // Clear the viewport
+        // Clear the viewport.
         self.scroll_up(&region, positions, template);
 
-        // Reset rotated lines
+        // Reset rotated lines.
         for i in positions.0..self.lines.0 {
             self.raw[i].reset(&template);
         }
     }
 
-    // Completely reset the grid state
+    /// Completely reset the grid state.
     pub fn reset(&mut self, template: &T) {
         self.clear_history();
 
-        // Reset all visible lines
+        // Reset all visible lines.
         for row in 0..self.raw.len() {
             self.raw[row].reset(template);
         }
@@ -620,11 +620,11 @@ impl<T> Grid<T> {
 
     #[inline]
     pub fn clear_history(&mut self) {
-        // Explicitly purge all lines from history
+        // Explicitly purge all lines from history.
         self.raw.shrink_lines(self.history_size());
     }
 
-    /// Total number of lines in the buffer, this includes scrollback + visible lines
+    /// Total number of lines in the buffer, this includes scrollback + visible lines.
     #[inline]
     pub fn len(&self) -> usize {
         self.raw.len()
@@ -635,20 +635,20 @@ impl<T> Grid<T> {
         self.raw.len() - *self.lines
     }
 
-    /// This is used only for initializing after loading ref-tests
+    /// This is used only for initializing after loading ref-tests.
     #[inline]
     pub fn initialize_all(&mut self, template: &T)
     where
         T: Copy + GridCell,
     {
-        // Remove all cached lines to clear them of any content
+        // Remove all cached lines to clear them of any content.
         self.truncate();
 
-        // Initialize everything with empty new lines
+        // Initialize everything with empty new lines.
         self.raw.initialize(self.max_scroll_limit - self.history_size(), template, self.cols);
     }
 
-    /// This is used only for truncating before saving ref-tests
+    /// This is used only for truncating before saving ref-tests.
     #[inline]
     pub fn truncate(&mut self) {
         self.raw.truncate();
@@ -666,7 +666,7 @@ impl<T> Grid<T> {
 }
 
 pub struct GridIterator<'a, T> {
-    /// Immutable grid reference
+    /// Immutable grid reference.
     grid: &'a Grid<T>,
 
     /// Current position of the iterator within the grid.
@@ -722,7 +722,7 @@ impl<'a, T> BidirectionalIterator for GridIterator<'a, T> {
     }
 }
 
-/// Index active region by line
+/// Index active region by line.
 impl<T> Index<Line> for Grid<T> {
     type Output = Row<T>;
 
@@ -732,7 +732,7 @@ impl<T> Index<Line> for Grid<T> {
     }
 }
 
-/// Index with buffer offset
+/// Index with buffer offset.
 impl<T> Index<usize> for Grid<T> {
     type Output = Row<T>;
 
@@ -772,22 +772,18 @@ impl<'point, T> IndexMut<&'point Point> for Grid<T> {
     }
 }
 
-// -------------------------------------------------------------------------------------------------
-// REGIONS
-// -------------------------------------------------------------------------------------------------
-
-/// A subset of lines in the grid
+/// A subset of lines in the grid.
 ///
-/// May be constructed using Grid::region(..)
+/// May be constructed using Grid::region(..).
 pub struct Region<'a, T> {
     start: Line,
     end: Line,
     raw: &'a Storage<T>,
 }
 
-/// A mutable subset of lines in the grid
+/// A mutable subset of lines in the grid.
 ///
-/// May be constructed using Grid::region_mut(..)
+/// May be constructed using Grid::region_mut(..).
 pub struct RegionMut<'a, T> {
     start: Line,
     end: Line,
@@ -795,7 +791,7 @@ pub struct RegionMut<'a, T> {
 }
 
 impl<'a, T> RegionMut<'a, T> {
-    /// Call the provided function for every item in this region
+    /// Call the provided function for every item in this region.
     pub fn each<F: Fn(&mut T)>(self, func: F) {
         for row in self {
             for item in row {
@@ -806,10 +802,10 @@ impl<'a, T> RegionMut<'a, T> {
 }
 
 pub trait IndexRegion<I, T> {
-    /// Get an immutable region of Self
+    /// Get an immutable region of Self.
     fn region(&self, _: I) -> Region<'_, T>;
 
-    /// Get a mutable region of Self
+    /// Get a mutable region of Self.
     fn region_mut(&mut self, _: I) -> RegionMut<'_, T>;
 }
 
@@ -921,11 +917,7 @@ impl<'a, T> Iterator for RegionIterMut<'a, T> {
     }
 }
 
-// -------------------------------------------------------------------------------------------------
-// DISPLAY ITERATOR
-// -------------------------------------------------------------------------------------------------
-
-/// Iterates over the visible area accounting for buffer transform
+/// Iterates over the visible area accounting for buffer transform.
 pub struct DisplayIter<'a, T> {
     grid: &'a Grid<T>,
     offset: usize,
@@ -974,7 +966,7 @@ impl<'a, T: Copy + 'a> Iterator for DisplayIter<'a, T> {
             column: self.col,
         });
 
-        // Update line/col to point to next item
+        // Update line/col to point to next item.
         self.col += 1;
         if self.col == self.grid.num_cols() && self.offset != self.limit {
             self.offset -= 1;
diff --git a/alacritty_terminal/src/grid/row.rs b/alacritty_terminal/src/grid/row.rs
index 0bfa88d4..22a10625 100644
--- a/alacritty_terminal/src/grid/row.rs
+++ b/alacritty_terminal/src/grid/row.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//! Defines the Row type which makes up lines in the grid
+//! Defines the Row type which makes up lines in the grid.
 
 use std::cmp::{max, min};
 use std::ops::{Index, IndexMut};
@@ -24,7 +24,7 @@ use serde::{Deserialize, Serialize};
 use crate::grid::GridCell;
 use crate::index::Column;
 
-/// A row in the grid
+/// A row in the grid.
 #[derive(Default, Clone, Debug, Serialize, Deserialize)]
 pub struct Row<T> {
     inner: Vec<T>,
@@ -67,7 +67,7 @@ impl<T: Copy> Row<T> {
             return None;
         }
 
-        // Split off cells for a new row
+        // Split off cells for a new row.
         let mut new_row = self.inner.split_off(cols.0);
         let index = new_row.iter().rposition(|c| !c.is_empty()).map(|i| i + 1).unwrap_or(0);
         new_row.truncate(index);
@@ -91,14 +91,13 @@ impl<T: Copy> Row<T> {
 
         let template = *template;
 
-        // Mark all cells as dirty if template cell changed
+        // Mark all cells as dirty if template cell changed.
         let len = self.inner.len();
         if !self.inner[len - 1].fast_eq(template) {
             self.occ = len;
         }
 
-        // Reset every dirty in the row
-        // let template = *template;
+        // Reset every dirty in the row.
         for item in &mut self.inner[..self.occ] {
             *item = template;
         }
@@ -193,10 +192,6 @@ impl<T> IndexMut<Column> for Row<T> {
     }
 }
 
-// -----------------------------------------------------------------------------
-// Index ranges of columns
-// -----------------------------------------------------------------------------
-
 impl<T> Index<Range<Column>> for Row<T> {
     type Output = [T];
 
diff --git a/alacritty_terminal/src/grid/storage.rs b/alacritty_terminal/src/grid/storage.rs
index 8a5c93cb..4820036f 100644
--- a/alacritty_terminal/src/grid/storage.rs
+++ b/alacritty_terminal/src/grid/storage.rs
@@ -52,7 +52,7 @@ pub struct Storage<T> {
 
 impl<T: PartialEq> PartialEq for Storage<T> {
     fn eq(&self, other: &Self) -> bool {
-        // Both storage buffers need to be truncated and zeroed
+        // Both storage buffers need to be truncated and zeroed.
         assert_eq!(self.zero, 0);
         assert_eq!(other.zero, 0);
 
@@ -66,7 +66,7 @@ impl<T> Storage<T> {
     where
         T: Clone,
     {
-        // Initialize visible lines, the scrollback buffer is initialized dynamically
+        // Initialize visible lines, the scrollback buffer is initialized dynamically.
         let inner = vec![template; visible_lines.0];
 
         Storage { inner, zero: 0, visible_lines, len: visible_lines.0 }
@@ -77,11 +77,11 @@ impl<T> Storage<T> {
     where
         T: Clone,
     {
-        // Number of lines the buffer needs to grow
+        // Number of lines the buffer needs to grow.
         let growage = next - self.visible_lines;
         self.grow_lines(growage.0, template_row);
 
-        // Update visible lines
+        // Update visible lines.
         self.visible_lines = next;
     }
 
@@ -90,43 +90,43 @@ impl<T> Storage<T> {
     where
         T: Clone,
     {
-        // Only grow if there are not enough lines still hidden
+        // Only grow if there are not enough lines still hidden.
         let mut new_growage = 0;
         if growage > (self.inner.len() - self.len) {
-            // Lines to grow additionally to invisible lines
+            // Lines to grow additionally to invisible lines.
             new_growage = growage - (self.inner.len() - self.len);
 
-            // Split off the beginning of the raw inner buffer
+            // Split off the beginning of the raw inner buffer.
             let mut start_buffer = self.inner.split_off(self.zero);
 
-            // Insert new template rows at the end of the raw inner buffer
+            // Insert new template rows at the end of the raw inner buffer.
             let mut new_lines = vec![template_row; new_growage];
             self.inner.append(&mut new_lines);
 
-            // Add the start to the raw inner buffer again
+            // Add the start to the raw inner buffer again.
             self.inner.append(&mut start_buffer);
         }
 
-        // Update raw buffer length and zero offset
+        // Update raw buffer length and zero offset.
         self.zero += new_growage;
         self.len += growage;
     }
 
     /// Decrease the number of lines in the buffer.
     pub fn shrink_visible_lines(&mut self, next: Line) {
-        // Shrink the size without removing any lines
+        // Shrink the size without removing any lines.
         let shrinkage = self.visible_lines - next;
         self.shrink_lines(shrinkage.0);
 
-        // Update visible lines
+        // Update visible lines.
         self.visible_lines = next;
     }
 
-    // Shrink the number of lines in the buffer
+    /// Shrink the number of lines in the buffer.
     pub fn shrink_lines(&mut self, shrinkage: usize) {
         self.len -= shrinkage;
 
-        // Free memory
+        // Free memory.
         if self.inner.len() > self.len + MAX_CACHE_SIZE {
             self.truncate();
         }
@@ -209,7 +209,7 @@ impl<T> Storage<T> {
             let a_ptr = self.inner.as_mut_ptr().add(a) as *mut usize;
             let b_ptr = self.inner.as_mut_ptr().add(b) as *mut usize;
 
-            // Copy 1 qword at a time
+            // Copy 1 qword at a time.
             //
             // The optimizer unrolls this loop and vectorizes it.
             let mut tmp: usize;
@@ -360,7 +360,7 @@ mod tests {
         assert_eq!(storage.zero, 2);
     }
 
-    /// Grow the buffer one line at the end of the buffer
+    /// Grow the buffer one line at the end of the buffer.
     ///
     /// Before:
     ///   0: 0 <- Zero
@@ -406,7 +406,7 @@ mod tests {
         assert_eq!(storage.len, expected.len);
     }
 
-    /// Grow the buffer one line at the start of the buffer
+    /// Grow the buffer one line at the start of the buffer.
     ///
     /// Before:
     ///   0: -
@@ -419,7 +419,7 @@ mod tests {
     ///   3: 1
     #[test]
     fn grow_before_zero() {
-        // Setup storage area
+        // Setup storage area.
         let mut storage = Storage {
             inner: vec![
                 Row::new(Column(1), &'-'),
@@ -431,10 +431,10 @@ mod tests {
             len: 3,
         };
 
-        // Grow buffer
+        // Grow buffer.
         storage.grow_visible_lines(Line(4), Row::new(Column(1), &'-'));
 
-        // Make sure the result is correct
+        // Make sure the result is correct.
         let expected = Storage {
             inner: vec![
                 Row::new(Column(1), &'-'),
@@ -452,7 +452,7 @@ mod tests {
         assert_eq!(storage.len, expected.len);
     }
 
-    /// Shrink the buffer one line at the start of the buffer
+    /// Shrink the buffer one line at the start of the buffer.
     ///
     /// Before:
     ///   0: 2
@@ -464,7 +464,7 @@ mod tests {
     ///   1: 1
     #[test]
     fn shrink_before_zero() {
-        // Setup storage area
+        // Setup storage area.
         let mut storage = Storage {
             inner: vec![
                 Row::new(Column(1), &'2'),
@@ -476,10 +476,10 @@ mod tests {
             len: 3,
         };
 
-        // Shrink buffer
+        // Shrink buffer.
         storage.shrink_visible_lines(Line(2));
 
-        // Make sure the result is correct
+        // Make sure the result is correct.
         let expected = Storage {
             inner: vec![
                 Row::new(Column(1), &'2'),
@@ -496,7 +496,7 @@ mod tests {
         assert_eq!(storage.len, expected.len);
     }
 
-    /// Shrink the buffer one line at the end of the buffer
+    /// Shrink the buffer one line at the end of the buffer.
     ///
     /// Before:
     ///   0: 0 <- Zero
@@ -508,7 +508,7 @@ mod tests {
     ///   2: 2 <- Hidden
     #[test]
     fn shrink_after_zero() {
-        // Setup storage area
+        // Setup storage area.
         let mut storage = Storage {
             inner: vec![
                 Row::new(Column(1), &'0'),
@@ -520,10 +520,10 @@ mod tests {
             len: 3,
         };
 
-        // Shrink buffer
+        // Shrink buffer.
         storage.shrink_visible_lines(Line(2));
 
-        // Make sure the result is correct
+        // Make sure the result is correct.
         let expected = Storage {
             inner: vec![
                 Row::new(Column(1), &'0'),
@@ -540,7 +540,7 @@ mod tests {
         assert_eq!(storage.len, expected.len);
     }
 
-    /// Shrink the buffer at the start and end of the buffer
+    /// Shrink the buffer at the start and end of the buffer.
     ///
     /// Before:
     ///   0: 4
@@ -558,7 +558,7 @@ mod tests {
     ///   5: 3 <- Hidden
     #[test]
     fn shrink_before_and_after_zero() {
-        // Setup storage area
+        // Setup storage area.
         let mut storage = Storage {
             inner: vec![
                 Row::new(Column(1), &'4'),
@@ -573,10 +573,10 @@ mod tests {
             len: 6,
         };
 
-        // Shrink buffer
+        // Shrink buffer.
         storage.shrink_visible_lines(Line(2));
 
-        // Make sure the result is correct
+        // Make sure the result is correct.
         let expected = Storage {
             inner: vec![
                 Row::new(Column(1), &'4'),
@@ -596,7 +596,7 @@ mod tests {
         assert_eq!(storage.len, expected.len);
     }
 
-    /// Check that when truncating all hidden lines are removed from the raw buffer
+    /// Check that when truncating all hidden lines are removed from the raw buffer.
     ///
     /// Before:
     ///   0: 4 <- Hidden
@@ -610,7 +610,7 @@ mod tests {
     ///   1: 1
     #[test]
     fn truncate_invisible_lines() {
-        // Setup storage area
+        // Setup storage area.
         let mut storage = Storage {
             inner: vec![
                 Row::new(Column(1), &'4'),
@@ -625,10 +625,10 @@ mod tests {
             len: 2,
         };
 
-        // Truncate buffer
+        // Truncate buffer.
         storage.truncate();
 
-        // Make sure the result is correct
+        // Make sure the result is correct.
         let expected = Storage {
             inner: vec![Row::new(Column(1), &'0'), Row::new(Column(1), &'1')],
             zero: 0,
@@ -641,7 +641,7 @@ mod tests {
         assert_eq!(storage.len, expected.len);
     }
 
-    /// Truncate buffer only at the beginning
+    /// Truncate buffer only at the beginning.
     ///
     /// Before:
     ///   0: 1
@@ -652,7 +652,7 @@ mod tests {
     ///   0: 0 <- Zero
     #[test]
     fn truncate_invisible_lines_beginning() {
-        // Setup storage area
+        // Setup storage area.
         let mut storage = Storage {
             inner: vec![
                 Row::new(Column(1), &'1'),
@@ -664,10 +664,10 @@ mod tests {
             len: 2,
         };
 
-        // Truncate buffer
+        // Truncate buffer.
         storage.truncate();
 
-        // Make sure the result is correct
+        // Make sure the result is correct.
         let expected = Storage {
             inner: vec![Row::new(Column(1), &'0'), Row::new(Column(1), &'1')],
             zero: 0,
@@ -680,7 +680,7 @@ mod tests {
         assert_eq!(storage.len, expected.len);
     }
 
-    /// First shrink the buffer and then grow it again
+    /// First shrink the buffer and then grow it again.
     ///
     /// Before:
     ///   0: 4
@@ -706,7 +706,7 @@ mod tests {
     ///   6: 3
     #[test]
     fn shrink_then_grow() {
-        // Setup storage area
+        // Setup storage area.
         let mut storage = Storage {
             inner: vec![
                 Row::new(Column(1), &'4'),
@@ -721,10 +721,10 @@ mod tests {
             len: 6,
         };
 
-        // Shrink buffer
+        // Shrink buffer.
         storage.shrink_lines(3);
 
-        // Make sure the result after shrinking is correct
+        // Make sure the result after shrinking is correct.
         let shrinking_expected = Storage {
             inner: vec![
                 Row::new(Column(1), &'4'),
@@ -742,10 +742,10 @@ mod tests {
         assert_eq!(storage.zero, shrinking_expected.zero);
         assert_eq!(storage.len, shrinking_expected.len);
 
-        // Grow buffer
+        // Grow buffer.
         storage.grow_lines(4, Row::new(Column(1), &'-'));
 
-        // Make sure the result after shrinking is correct
+        // Make sure the result after shrinking is correct.
         let growing_expected = Storage {
             inner: vec![
                 Row::new(Column(1), &'4'),
@@ -767,7 +767,7 @@ mod tests {
 
     #[test]
     fn initialize() {
-        // Setup storage area
+        // Setup storage area.
         let mut storage = Storage {
             inner: vec![
                 Row::new(Column(1), &'4'),
@@ -782,11 +782,11 @@ mod tests {
             len: 6,
         };
 
-        // Initialize additional lines
+        // Initialize additional lines.
         let init_size = 3;
         storage.initialize(init_size, &'-', Column(1));
 
-        // Make sure the lines are present and at the right location
+        // Make sure the lines are present and at the right location.
 
         let expected_init_size = std::cmp::max(init_size, MAX_CACHE_SIZE);
         let mut expected_inner = vec![Row::new(Column(1), &'4'), Row::new(Column(1), &'5')];
diff --git a/alacritty_terminal/src/grid/tests.rs b/alacritty_terminal/src/grid/tests.rs
index e8f4fb8d..d7d0d10f 100644
--- a/alacritty_terminal/src/grid/tests.rs
+++ b/alacritty_terminal/src/grid/tests.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//! Tests for the Grid
+//! Tests for the Grid.
 
 use super::{BidirectionalIterator, Grid};
 use crate::grid::GridCell;
@@ -71,7 +71,7 @@ fn visible_to_buffer() {
     assert_eq!(point, Point::new(4, Column(3)));
 }
 
-// Scroll up moves lines upwards
+// Scroll up moves lines upwards.
 #[test]
 fn scroll_up() {
     let mut grid = Grid::new(Line(10), Column(1), 0, 0);
@@ -97,13 +97,13 @@ fn scroll_up() {
     assert_eq!(grid[Line(6)].occ, 1);
     assert_eq!(grid[Line(7)][Column(0)], 9);
     assert_eq!(grid[Line(7)].occ, 1);
-    assert_eq!(grid[Line(8)][Column(0)], 0); // was 0
+    assert_eq!(grid[Line(8)][Column(0)], 0); // was 0.
     assert_eq!(grid[Line(8)].occ, 0);
-    assert_eq!(grid[Line(9)][Column(0)], 0); // was 1
+    assert_eq!(grid[Line(9)][Column(0)], 0); // was 1.
     assert_eq!(grid[Line(9)].occ, 0);
 }
 
-// Scroll down moves lines downwards
+// Scroll down moves lines downwards.
 #[test]
 fn scroll_down() {
     let mut grid = Grid::new(Line(10), Column(1), 0, 0);
@@ -113,9 +113,9 @@ fn scroll_down() {
 
     grid.scroll_down(&(Line(0)..Line(10)), Line(2), &0);
 
-    assert_eq!(grid[Line(0)][Column(0)], 0); // was 8
+    assert_eq!(grid[Line(0)][Column(0)], 0); // was 8.
     assert_eq!(grid[Line(0)].occ, 0);
-    assert_eq!(grid[Line(1)][Column(0)], 0); // was 9
+    assert_eq!(grid[Line(1)][Column(0)], 0); // was 9.
     assert_eq!(grid[Line(1)].occ, 0);
     assert_eq!(grid[Line(2)][Column(0)], 0);
     assert_eq!(grid[Line(2)].occ, 1);
@@ -135,7 +135,7 @@ fn scroll_down() {
     assert_eq!(grid[Line(9)].occ, 1);
 }
 
-// Test that GridIterator works
+// Test that GridIterator works.
 #[test]
 fn test_iter() {
     let mut grid = Grid::new(Line(5), Column(5), 0, 0);
@@ -156,7 +156,7 @@ fn test_iter() {
     assert_eq!(Some(&3), iter.next());
     assert_eq!(Some(&4), iter.next());
 
-    // test linewrapping
+    // test line-wrapping.
     assert_eq!(Some(&5), iter.next());
     assert_eq!(Column(0), iter.point().col);
     assert_eq!(3, iter.point().line);
@@ -165,10 +165,10 @@ fn test_iter() {
     assert_eq!(Column(4), iter.point().col);
     assert_eq!(4, iter.point().line);
 
-    // Make sure iter.cell() returns the current iterator position
+    // Make sure iter.cell() returns the current iterator position.
     assert_eq!(&4, iter.cell());
 
-    // test that iter ends at end of grid
+    // test that iter ends at end of grid.
     let mut final_iter = grid.iter_from(Point { line: 0, col: Column(4) });
     assert_eq!(None, final_iter.next());
     assert_eq!(Some(&23), final_iter.prev());
@@ -282,7 +282,7 @@ fn grow_reflow() {
     assert_eq!(grid[1][Column(1)], cell('2'));
     assert_eq!(grid[1][Column(2)], cell('3'));
 
-    // Make sure rest of grid is empty
+    // Make sure rest of grid is empty.
     assert_eq!(grid[0].len(), 3);
     assert_eq!(grid[0][Column(0)], Cell::default());
     assert_eq!(grid[0][Column(1)], Cell::default());
@@ -311,8 +311,8 @@ fn grow_reflow_multiline() {
     assert_eq!(grid[2][Column(4)], cell('5'));
     assert_eq!(grid[2][Column(5)], cell('6'));
 
-    // Make sure rest of grid is empty
-    // https://github.com/rust-lang/rust-clippy/issues/3788
+    // Make sure rest of grid is empty.
+    // https://github.com/rust-lang/rust-clippy/issues/3788.
     #[allow(clippy::needless_range_loop)]
     for r in 0..2 {
         assert_eq!(grid[r].len(), 6);
diff --git a/alacritty_terminal/src/index.rs b/alacritty_terminal/src/index.rs
index 1334a74e..72e7158a 100644
--- a/alacritty_terminal/src/index.rs
+++ b/alacritty_terminal/src/index.rs
@@ -12,9 +12,9 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//! Line and Column newtypes for strongly typed tty/grid/terminal APIs
+//! Line and Column newtypes for strongly typed tty/grid/terminal APIs.
 
-/// Indexing types and implementations for Grid and Line
+/// Indexing types and implementations for Grid and Line.
 use std::cmp::{Ord, Ordering};
 use std::fmt;
 use std::ops::{self, Add, AddAssign, Deref, Range, Sub, SubAssign};
@@ -23,7 +23,7 @@ use serde::{Deserialize, Serialize};
 
 use crate::term::RenderableCell;
 
-/// The side of a cell
+/// The side of a cell.
 #[derive(Debug, Copy, Clone, Eq, PartialEq)]
 pub enum Side {
     Left,
@@ -39,7 +39,7 @@ impl Side {
     }
 }
 
-/// Index in the grid using row, column notation
+/// Index in the grid using row, column notation.
 #[derive(Debug, Clone, Copy, Default, Eq, PartialEq, Serialize, Deserialize, PartialOrd)]
 pub struct Point<L = Line> {
     pub line: L,
@@ -149,9 +149,9 @@ impl From<RenderableCell> for Point<Line> {
     }
 }
 
-/// A line
+/// A line.
 ///
-/// Newtype to avoid passing values incorrectly
+/// Newtype to avoid passing values incorrectly.
 #[derive(Debug, Copy, Clone, Eq, PartialEq, Default, Ord, PartialOrd, Serialize, Deserialize)]
 pub struct Line(pub usize);
 
@@ -161,9 +161,9 @@ impl fmt::Display for Line {
     }
 }
 
-/// A column
+/// A column.
 ///
-/// Newtype to avoid passing values incorrectly
+/// Newtype to avoid passing values incorrectly.
 #[derive(Debug, Copy, Clone, Eq, PartialEq, Default, Ord, PartialOrd, Serialize, Deserialize)]
 pub struct Column(pub usize);
 
@@ -173,9 +173,9 @@ impl fmt::Display for Column {
     }
 }
 
-/// A linear index
+/// A linear index.
 ///
-/// Newtype to avoid passing values incorrectly
+/// Newtype to avoid passing values incorrectly.
 #[derive(Debug, Copy, Clone, Eq, PartialEq, Default, Ord, PartialOrd, Serialize, Deserialize)]
 pub struct Linear(pub usize);
 
@@ -238,7 +238,7 @@ macro_rules! forward_ref_binop {
     };
 }
 
-/// Macro for deriving deref
+/// Macro for deriving deref.
 macro_rules! deref {
     ($ty:ty, $target:ty) => {
         impl Deref for $ty {
@@ -308,7 +308,7 @@ macro_rules! sub {
 /// This exists because we can't implement Iterator on Range
 /// and the existing impl needs the unstable Step trait
 /// This should be removed and replaced with a Step impl
-/// in the ops macro when `step_by` is stabilized
+/// in the ops macro when `step_by` is stabilized.
 pub struct IndexRange<T>(pub Range<T>);
 
 impl<T> From<Range<T>> for IndexRange<T> {
@@ -329,7 +329,7 @@ macro_rules! ops {
             fn steps_between(start: $ty, end: $ty, by: $ty) -> Option<usize> {
                 if by == $construct(0) { return None; }
                 if start < end {
-                    // Note: We assume $t <= usize here
+                    // Note: We assume $t <= usize here.
                     let diff = (end - start).0;
                     let by = by.0;
                     if diff % by > 0 {
diff --git a/alacritty_terminal/src/lib.rs b/alacritty_terminal/src/lib.rs
index 1bf35389..7cef4eef 100644
--- a/alacritty_terminal/src/lib.rs
+++ b/alacritty_terminal/src/lib.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! Alacritty - The GPU Enhanced Terminal
+//! Alacritty - The GPU Enhanced Terminal.
 #![deny(clippy::all, clippy::if_not_else, clippy::enum_glob_use, clippy::wrong_pub_self_convention)]
 #![cfg_attr(feature = "nightly", feature(core_intrinsics))]
 #![cfg_attr(all(test, feature = "bench"), feature(test))]
diff --git a/alacritty_terminal/src/locale.rs b/alacritty_terminal/src/locale.rs
index 183b4805..10689940 100644
--- a/alacritty_terminal/src/locale.rs
+++ b/alacritty_terminal/src/locale.rs
@@ -31,7 +31,7 @@ pub fn set_locale_environment() {
     if !env_locale_ptr.is_null() {
         let env_locale = unsafe { CStr::from_ptr(env_locale_ptr).to_string_lossy() };
 
-        // Assume `C` locale means unchanged, since it is the default anyways
+        // Assume `C` locale means unchanged, since it is the default anyways.
         if env_locale != "C" {
             debug!("Using environment locale: {}", env_locale);
             return;
@@ -40,13 +40,13 @@ pub fn set_locale_environment() {
 
     let system_locale = system_locale();
 
-    // Set locale to system locale
+    // Set locale to system locale.
     let system_locale_c = CString::new(system_locale.clone()).expect("nul byte in system locale");
     let lc_all = unsafe { setlocale(LC_ALL, system_locale_c.as_ptr()) };
 
-    // Check if system locale was valid or not
+    // Check if system locale was valid or not.
     if lc_all.is_null() {
-        // Use fallback locale
+        // Use fallback locale.
         debug!("Using fallback locale: {}", FALLBACK_LOCALE);
 
         let fallback_locale_c = CString::new(FALLBACK_LOCALE).unwrap();
@@ -54,7 +54,7 @@ pub fn set_locale_environment() {
 
         env::set_var("LC_CTYPE", FALLBACK_LOCALE);
     } else {
-        // Use system locale
+        // Use system locale.
         debug!("Using system locale: {}", system_locale);
 
         env::set_var("LC_ALL", system_locale);
@@ -71,9 +71,10 @@ fn system_locale() -> String {
         // `localeIdentifier` returns extra metadata with the locale (including currency and
         // collator) on newer versions of macOS. This is not a valid locale, so we use
         // `languageCode` and `countryCode`, if they're available (macOS 10.12+):
-        // https://developer.apple.com/documentation/foundation/nslocale/1416263-localeidentifier?language=objc
-        // https://developer.apple.com/documentation/foundation/nslocale/1643060-countrycode?language=objc
-        // https://developer.apple.com/documentation/foundation/nslocale/1643026-languagecode?language=objc
+        //
+        // https://developer.apple.com/documentation/foundation/nslocale/1416263-localeidentifier?language=objc.
+        // https://developer.apple.com/documentation/foundation/nslocale/1643060-countrycode?language=objc.
+        // https://developer.apple.com/documentation/foundation/nslocale/1643026-languagecode?language=objc.
         let is_language_code_supported: bool =
             msg_send![locale, respondsToSelector: sel!(languageCode)];
         let is_country_code_supported: bool =
diff --git a/alacritty_terminal/src/message_bar.rs b/alacritty_terminal/src/message_bar.rs
index 67de52b1..ae0eaf90 100644
--- a/alacritty_terminal/src/message_bar.rs
+++ b/alacritty_terminal/src/message_bar.rs
@@ -42,18 +42,18 @@ impl Message {
         let max_lines = size_info.lines().saturating_sub(MIN_FREE_LINES);
         let button_len = CLOSE_BUTTON_TEXT.len();
 
-        // Split line to fit the screen
+        // Split line to fit the screen.
         let mut lines = Vec::new();
         let mut line = String::new();
         for c in self.text.trim().chars() {
             if c == '\n'
                 || line.len() == num_cols
-                // Keep space in first line for button
+                // Keep space in first line for button.
                 || (lines.is_empty()
                     && num_cols >= button_len
                     && line.len() == num_cols.saturating_sub(button_len + CLOSE_BUTTON_PADDING))
             {
-                // Attempt to wrap on word boundaries
+                // Attempt to wrap on word boundaries.
                 if let (Some(index), true) = (line.rfind(char::is_whitespace), c != '\n') {
                     let split = line.split_off(index + 1);
                     line.pop();
@@ -71,7 +71,7 @@ impl Message {
         }
         lines.push(Self::pad_text(line, num_cols));
 
-        // Truncate output if it's too long
+        // Truncate output if it's too long.
         if lines.len() > max_lines {
             lines.truncate(max_lines);
             if TRUNCATED_MESSAGE.len() <= num_cols {
@@ -81,7 +81,7 @@ impl Message {
             }
         }
 
-        // Append close button to first line
+        // Append close button to first line.
         if button_len <= num_cols {
             if let Some(line) = lines.get_mut(0) {
                 line.truncate(num_cols - button_len);
@@ -146,10 +146,10 @@ impl MessageBuffer {
     /// Remove the currently visible message.
     #[inline]
     pub fn pop(&mut self) {
-        // Remove the message itself
+        // Remove the message itself.
         let msg = self.messages.pop_front();
 
-        // Remove all duplicates
+        // Remove all duplicates.
         if let Some(msg) = msg {
             self.messages = self.messages.drain(..).filter(|m| m != &msg).collect();
         }
@@ -373,7 +373,7 @@ mod tests {
 
         message_buffer.remove_target("target");
 
-        // Count number of messages
+        // Count number of messages.
         let mut num_messages = 0;
         while message_buffer.message().is_some() {
             num_messages += 1;
@@ -435,7 +435,7 @@ mod tests {
 
         message_buffer.pop();
 
-        // Count number of messages
+        // Count number of messages.
         let mut num_messages = 0;
         while message_buffer.message().is_some() {
             num_messages += 1;
diff --git a/alacritty_terminal/src/meter.rs b/alacritty_terminal/src/meter.rs
index 686dd859..b208d286 100644
--- a/alacritty_terminal/src/meter.rs
+++ b/alacritty_terminal/src/meter.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! Rendering time meter
+//! Rendering time meter.
 //!
 //! Used to track rendering times and provide moving averages.
 //!
@@ -36,27 +36,27 @@ use std::time::{Duration, Instant};
 
 const NUM_SAMPLES: usize = 10;
 
-/// The meter
+/// The meter.
 #[derive(Default)]
 pub struct Meter {
-    /// Track last 60 timestamps
+    /// Track last 60 timestamps.
     times: [f64; NUM_SAMPLES],
 
-    /// Average sample time in microseconds
+    /// Average sample time in microseconds.
     avg: f64,
 
-    /// Index of next time to update.
+    /// Index of next time to update..
     index: usize,
 }
 
-/// Sampler
+/// Sampler.
 ///
-/// Samplers record how long they are "alive" for and update the meter on drop.
+/// Samplers record how long they are "alive" for and update the meter on drop..
 pub struct Sampler<'a> {
-    /// Reference to meter that created the sampler
+    /// Reference to meter that created the sampler.
     meter: &'a mut Meter,
 
-    // When the sampler was created
+    /// When the sampler was created.
     created_at: Instant,
 }
 
@@ -78,22 +78,22 @@ impl<'a> Drop for Sampler<'a> {
 }
 
 impl Meter {
-    /// Create a meter
+    /// Create a meter.
     pub fn new() -> Meter {
         Default::default()
     }
 
-    /// Get a sampler
+    /// Get a sampler.
     pub fn sampler(&mut self) -> Sampler<'_> {
         Sampler::new(self)
     }
 
-    /// Get the current average sample duration in microseconds
+    /// Get the current average sample duration in microseconds.
     pub fn average(&self) -> f64 {
         self.avg
     }
 
-    /// Add a sample
+    /// Add a sample.
     ///
     /// Used by Sampler::drop.
     fn add_sample(&mut self, sample: Duration) {
diff --git a/alacritty_terminal/src/panic.rs b/alacritty_terminal/src/panic.rs
index 7f19c59a..199d85ad 100644
--- a/alacritty_terminal/src/panic.rs
+++ b/alacritty_terminal/src/panic.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! ANSI Terminal Stream Parsing
+//! ANSI Terminal Stream Parsing.
 #[cfg(windows)]
 use crate::tty::windows::win32_string;
 
diff --git a/alacritty_terminal/src/selection.rs b/alacritty_terminal/src/selection.rs
index 369846cf..7f5c21ec 100644
--- a/alacritty_terminal/src/selection.rs
+++ b/alacritty_terminal/src/selection.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//! State management for a selection in the grid
+//! State management for a selection in the grid.
 //!
 //! A selection should start when the mouse is clicked, and it should be
 //! finalized when the button is released. The selection should be cleared
@@ -117,7 +117,7 @@ impl Selection {
         scrolling_region: &Range<Line>,
         offset: isize,
     ) -> Option<Selection> {
-        // Convert scrolling region from viewport to buffer coordinates
+        // Convert scrolling region from viewport to buffer coordinates.
         let region_start = num_lines - scrolling_region.start.0;
         let region_end = num_lines - scrolling_region.end.0;
 
@@ -126,18 +126,18 @@ impl Selection {
             mem::swap(&mut start, &mut end);
         }
 
-        // Rotate start of selection
+        // Rotate start of selection.
         if (start.point.line < region_start || region_start == num_lines)
             && start.point.line >= region_end
         {
             start.point.line = usize::try_from(start.point.line as isize + offset).unwrap_or(0);
 
-            // If end is within the same region, delete selection once start rotates out
+            // If end is within the same region, delete selection once start rotates out.
             if start.point.line < region_end && end.point.line >= region_end {
                 return None;
             }
 
-            // Clamp selection to start of region
+            // Clamp selection to start of region.
             if start.point.line >= region_start && region_start != num_lines {
                 if self.ty != SelectionType::Block {
                     start.point.col = Column(0);
@@ -147,18 +147,18 @@ impl Selection {
             }
         }
 
-        // Rotate end of selection
+        // Rotate end of selection.
         if (end.point.line < region_start || region_start == num_lines)
             && end.point.line >= region_end
         {
             end.point.line = usize::try_from(end.point.line as isize + offset).unwrap_or(0);
 
-            // Delete selection if end has overtaken the start
+            // Delete selection if end has overtaken the start.
             if end.point.line > start.point.line {
                 return None;
             }
 
-            // Clamp selection to end of region
+            // Clamp selection to end of region.
             if end.point.line < region_end {
                 if self.ty != SelectionType::Block {
                     end.point.col = Column(num_cols - 1);
@@ -180,7 +180,7 @@ impl Selection {
                 }
 
                 // Simple selection is empty when the points are identical
-                // or two adjacent cells have the sides right -> left
+                // or two adjacent cells have the sides right -> left.
                 start == end
                     || (start.side == Side::Right
                         && end.side == Side::Left
@@ -228,13 +228,13 @@ impl Selection {
         let grid = term.grid();
         let num_cols = grid.num_cols();
 
-        // Order start above the end
+        // Order start above the end.
         let (mut start, mut end) = (self.region.start, self.region.end);
         if Self::points_need_swap(start.point, end.point) {
             mem::swap(&mut start, &mut end);
         }
 
-        // Clamp to inside the grid buffer
+        // Clamp to inside the grid buffer.
         let is_block = self.ty == SelectionType::Block;
         let (start, end) = Self::grid_clamp(start, end, is_block, grid.len()).ok()?;
 
@@ -246,7 +246,7 @@ impl Selection {
         }
     }
 
-    // Bring start and end points in the correct order
+    /// Bring start and end points in the correct order.
     fn points_need_swap(start: Point<usize>, end: Point<usize>) -> bool {
         start.line < end.line || start.line == end.line && start.col > end.col
     }
@@ -258,14 +258,14 @@ impl Selection {
         is_block: bool,
         lines: usize,
     ) -> Result<(Anchor, Anchor), ()> {
-        // Clamp selection inside of grid to prevent OOB
+        // Clamp selection inside of grid to prevent OOB.
         if start.point.line >= lines {
-            // Remove selection if it is fully out of the grid
+            // Remove selection if it is fully out of the grid.
             if end.point.line >= lines {
                 return Err(());
             }
 
-            // Clamp to grid if it is still partially visible
+            // Clamp to grid if it is still partially visible.
             if !is_block {
                 start.side = Side::Left;
                 start.point.col = Column(0);
@@ -322,9 +322,9 @@ impl Selection {
             return None;
         }
 
-        // Remove last cell if selection ends to the left of a cell
+        // Remove last cell if selection ends to the left of a cell.
         if end.side == Side::Left && start.point != end.point {
-            // Special case when selection ends to left of first cell
+            // Special case when selection ends to left of first cell.
             if end.point.col == Column(0) {
                 end.point.col = num_cols - 1;
                 end.point.line += 1;
@@ -333,11 +333,11 @@ impl Selection {
             }
         }
 
-        // Remove first cell if selection starts at the right of a cell
+        // Remove first cell if selection starts at the right of a cell.
         if start.side == Side::Right && start.point != end.point {
             start.point.col += 1;
 
-            // Wrap to next line when selection starts to the right of last column
+            // Wrap to next line when selection starts to the right of last column.
             if start.point.col == num_cols {
                 start.point = Point::new(start.point.line.saturating_sub(1), Column(0));
             }
@@ -351,18 +351,18 @@ impl Selection {
             return None;
         }
 
-        // Always go top-left -> bottom-right
+        // Always go top-left -> bottom-right.
         if start.point.col > end.point.col {
             mem::swap(&mut start.side, &mut end.side);
             mem::swap(&mut start.point.col, &mut end.point.col);
         }
 
-        // Remove last cell if selection ends to the left of a cell
+        // Remove last cell if selection ends to the left of a cell.
         if end.side == Side::Left && start.point != end.point && end.point.col.0 > 0 {
             end.point.col -= 1;
         }
 
-        // Remove first cell if selection starts at the right of a cell
+        // Remove first cell if selection starts at the right of a cell.
         if start.side == Side::Right && start.point != end.point {
             start.point.col += 1;
         }
diff --git a/alacritty_terminal/src/sync.rs b/alacritty_terminal/src/sync.rs
index 0fcd0862..43ca483f 100644
--- a/alacritty_terminal/src/sync.rs
+++ b/alacritty_terminal/src/sync.rs
@@ -12,32 +12,32 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//! Synchronization types
+//! Synchronization types.
 //!
-//! Most importantly, a fair mutex is included
+//! Most importantly, a fair mutex is included.
 use parking_lot::{Mutex, MutexGuard};
 
-/// A fair mutex
+/// A fair mutex.
 ///
 /// Uses an extra lock to ensure that if one thread is waiting that it will get
 /// the lock before a single thread can re-lock it.
 pub struct FairMutex<T> {
-    /// Data
+    /// Data.
     data: Mutex<T>,
-    /// Next-to-access
+    /// Next-to-access.
     next: Mutex<()>,
 }
 
 impl<T> FairMutex<T> {
-    /// Create a new fair mutex
+    /// Create a new fair mutex.
     pub fn new(data: T) -> FairMutex<T> {
         FairMutex { data: Mutex::new(data), next: Mutex::new(()) }
     }
 
-    /// Lock the mutex
+    /// Lock the mutex.
     pub fn lock(&self) -> MutexGuard<'_, T> {
         // Must bind to a temporary or the lock will be freed before going
-        // into data.lock()
+        // into data.lock().
         let _next = self.next.lock();
         self.data.lock()
     }
diff --git a/alacritty_terminal/src/term/cell.rs b/alacritty_terminal/src/term/cell.rs
index d57f57cc..c23b3599 100644
--- a/alacritty_terminal/src/term/cell.rs
+++ b/alacritty_terminal/src/term/cell.rs
@@ -19,7 +19,7 @@ use crate::ansi::{Color, NamedColor};
 use crate::grid::{self, GridCell};
 use crate::index::Column;
 
-// Maximum number of zerowidth characters which will be stored per cell.
+/// Maximum number of zerowidth characters which will be stored per cell.
 pub const MAX_ZEROWIDTH_CHARS: usize = 5;
 
 bitflags! {
@@ -92,9 +92,9 @@ impl GridCell for Cell {
     }
 }
 
-/// Get the length of occupied cells in a line
+/// Get the length of occupied cells in a line.
 pub trait LineLength {
-    /// Calculate the occupied line length
+    /// Calculate the occupied line length.
     fn line_length(&self) -> Column;
 }
 
@@ -139,7 +139,7 @@ impl Cell {
 
     #[inline]
     pub fn reset(&mut self, template: &Cell) {
-        // memcpy template to self
+        // memcpy template to self.
         *self = Cell { c: template.c, bg: template.bg, ..Cell::default() };
     }
 
diff --git a/alacritty_terminal/src/term/color.rs b/alacritty_terminal/src/term/color.rs
index f9d7cf3a..340d60ee 100644
--- a/alacritty_terminal/src/term/color.rs
+++ b/alacritty_terminal/src/term/color.rs
@@ -24,7 +24,7 @@ pub struct Rgb {
     pub b: u8,
 }
 
-// a multiply function for Rgb, as the default dim is just *2/3
+// a multiply function for Rgb, as the default dim is just *2/3.
 impl Mul<f32> for Rgb {
     type Output = Rgb;
 
@@ -41,7 +41,7 @@ impl Mul<f32> for Rgb {
     }
 }
 
-/// Deserialize an Rgb from a hex string
+/// Deserialize an Rgb from a hex string.
 ///
 /// This is *not* the deserialize impl for Rgb since we want a symmetric
 /// serialize/deserialize impl for ref tests.
@@ -52,7 +52,7 @@ impl<'de> Deserialize<'de> for Rgb {
     {
         struct RgbVisitor;
 
-        // Used for deserializing reftests
+        // Used for deserializing reftests.
         #[derive(Deserialize)]
         struct RgbDerivedDeser {
             r: u8,
@@ -80,15 +80,15 @@ impl<'de> Deserialize<'de> for Rgb {
             }
         }
 
-        // Return an error if the syntax is incorrect
+        // Return an error if the syntax is incorrect.
         let value = serde_yaml::Value::deserialize(deserializer)?;
 
-        // Attempt to deserialize from struct form
+        // Attempt to deserialize from struct form.
         if let Ok(RgbDerivedDeser { r, g, b }) = RgbDerivedDeser::deserialize(value.clone()) {
             return Ok(Rgb { r, g, b });
         }
 
-        // Deserialize from hex notation (either 0xff00ff or #ff00ff)
+        // Deserialize from hex notation (either 0xff00ff or #ff00ff).
         match value.deserialize_str(RgbVisitor) {
             Ok(rgb) => Ok(rgb),
             Err(err) => {
@@ -128,7 +128,7 @@ impl FromStr for Rgb {
     }
 }
 
-/// List of indexed colors
+/// List of indexed colors.
 ///
 /// The first 16 entries are the standard ansi named colors. Items 16..232 are
 /// the color cube.  Items 233..256 are the grayscale ramp. Item 256 is
@@ -140,7 +140,7 @@ pub struct List([Rgb; COUNT]);
 
 impl<'a> From<&'a Colors> for List {
     fn from(colors: &Colors) -> List {
-        // Type inference fails without this annotation
+        // Type inference fails without this annotation.
         let mut list = List([Rgb::default(); COUNT]);
 
         list.fill_named(colors);
@@ -153,7 +153,7 @@ impl<'a> From<&'a Colors> for List {
 
 impl List {
     pub fn fill_named(&mut self, colors: &Colors) {
-        // Normals
+        // Normals.
         self[ansi::NamedColor::Black] = colors.normal().black;
         self[ansi::NamedColor::Red] = colors.normal().red;
         self[ansi::NamedColor::Green] = colors.normal().green;
@@ -163,7 +163,7 @@ impl List {
         self[ansi::NamedColor::Cyan] = colors.normal().cyan;
         self[ansi::NamedColor::White] = colors.normal().white;
 
-        // Brights
+        // Brights.
         self[ansi::NamedColor::BrightBlack] = colors.bright().black;
         self[ansi::NamedColor::BrightRed] = colors.bright().red;
         self[ansi::NamedColor::BrightGreen] = colors.bright().green;
@@ -175,14 +175,14 @@ impl List {
         self[ansi::NamedColor::BrightForeground] =
             colors.primary.bright_foreground.unwrap_or(colors.primary.foreground);
 
-        // Foreground and background
+        // Foreground and background.
         self[ansi::NamedColor::Foreground] = colors.primary.foreground;
         self[ansi::NamedColor::Background] = colors.primary.background;
 
-        // Background for custom cursor colors
+        // Background for custom cursor colors.
         self[ansi::NamedColor::Cursor] = colors.cursor.cursor.unwrap_or_else(Rgb::default);
 
-        // Dims
+        // Dims.
         self[ansi::NamedColor::DimForeground] =
             colors.primary.dim_foreground.unwrap_or(colors.primary.foreground * DIM_FACTOR);
         match colors.dim {
@@ -213,11 +213,11 @@ impl List {
 
     pub fn fill_cube(&mut self, colors: &Colors) {
         let mut index: usize = 16;
-        // Build colors
+        // Build colors.
         for r in 0..6 {
             for g in 0..6 {
                 for b in 0..6 {
-                    // Override colors 16..232 with the config (if present)
+                    // Override colors 16..232 with the config (if present).
                     if let Some(indexed_color) =
                         colors.indexed_colors.iter().find(|ic| ic.index == index as u8)
                     {
@@ -241,10 +241,10 @@ impl List {
         let mut index: usize = 232;
 
         for i in 0..24 {
-            // Index of the color is number of named colors + number of cube colors + i
+            // Index of the color is number of named colors + number of cube colors + i.
             let color_index = 16 + 216 + i;
 
-            // Override colors 232..256 with the config (if present)
+            // Override colors 232..256 with the config (if present).
             if let Some(indexed_color) =
                 colors.indexed_colors.iter().find(|ic| ic.index == color_index)
             {
diff --git a/alacritty_terminal/src/term/mod.rs b/alacritty_terminal/src/term/mod.rs
index b036fc00..e8bd635a 100644
--- a/alacritty_terminal/src/term/mod.rs
+++ b/alacritty_terminal/src/term/mod.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! Exports the `Term` type which is a high-level API for the Grid
+//! Exports the `Term` type which is a high-level API for the Grid.
 use std::cmp::{max, min};
 use std::ops::{Index, IndexMut, Range};
 use std::time::{Duration, Instant};
@@ -49,7 +49,7 @@ const TITLE_STACK_MAX_DEPTH: usize = 4096;
 /// Default tab interval, corresponding to terminfo `it` value.
 const INITIAL_TABSTOPS: usize = 8;
 
-/// A type that can expand a given point to a region
+/// A type that can expand a given point to a region.
 ///
 /// Usually this is implemented for some 2-D array type since
 /// points are two dimensional indices.
@@ -68,7 +68,7 @@ pub trait Search {
 
 impl<T> Search for Term<T> {
     fn semantic_search_left(&self, mut point: Point<usize>) -> Point<usize> {
-        // Limit the starting point to the last line in the history
+        // Limit the starting point to the last line in the history.
         point.line = min(point.line, self.grid.len() - 1);
 
         let mut iter = self.grid.iter_from(point);
@@ -82,7 +82,8 @@ impl<T> Search for Term<T> {
             }
 
             if iter.point().col == last_col && !cell.flags.contains(Flags::WRAPLINE) {
-                break; // cut off if on new line or hit escape char
+                // Cut off if on new line or hit escape char.
+                break;
             }
 
             point = iter.point();
@@ -92,7 +93,7 @@ impl<T> Search for Term<T> {
     }
 
     fn semantic_search_right(&self, mut point: Point<usize>) -> Point<usize> {
-        // Limit the starting point to the last line in the history
+        // Limit the starting point to the last line in the history.
         point.line = min(point.line, self.grid.len() - 1);
 
         let mut iter = self.grid.iter_from(point);
@@ -108,7 +109,8 @@ impl<T> Search for Term<T> {
             point = iter.point();
 
             if point.col == last_col && !cell.flags.contains(Flags::WRAPLINE) {
-                break; // cut off if on new line or hit escape char
+                // Cut off if on new line or hit escape char.
+                break;
             }
         }
 
@@ -140,7 +142,7 @@ impl<T> Search for Term<T> {
     fn bracket_search(&self, point: Point<usize>) -> Option<Point<usize>> {
         let start_char = self.grid[point.line][point.col].c;
 
-        // Find the matching bracket we're looking for
+        // Find the matching bracket we're looking for.
         let (forwards, end_char) = BRACKET_PAIRS.iter().find_map(|(open, close)| {
             if open == &start_char {
                 Some((true, *close))
@@ -158,16 +160,16 @@ impl<T> Search for Term<T> {
         let mut skip_pairs = 0;
 
         loop {
-            // Check the next cell
+            // Check the next cell.
             let cell = if forwards { iter.next() } else { iter.prev() };
 
-            // Break if there are no more cells
+            // Break if there are no more cells.
             let c = match cell {
                 Some(cell) => cell.c,
                 None => break,
             };
 
-            // Check if the bracket matches
+            // Check if the bracket matches.
             if c == end_char && skip_pairs == 0 {
                 return Some(iter.point());
             } else if c == start_char {
@@ -198,7 +200,7 @@ pub struct CursorKey {
     pub is_wide: bool,
 }
 
-/// Iterator that yields cells needing render
+/// Iterator that yields cells needing render.
 ///
 /// Yields cells that require work to be displayed (that is, not a an empty
 /// background cell). Additionally, this manages some state of the grid only
@@ -216,7 +218,7 @@ pub struct RenderableCellsIter<'a, C> {
 }
 
 impl<'a, C> RenderableCellsIter<'a, C> {
-    /// Create the renderable cells iterator
+    /// Create the renderable cells iterator.
     ///
     /// The cursor and terminal mode are required for properly displaying the
     /// cursor.
@@ -236,18 +238,18 @@ impl<'a, C> RenderableCellsIter<'a, C> {
                 (Column(0), grid.num_cols() - 1)
             };
 
-            // Do not render completely offscreen selection
+            // Do not render completely offscreen selection.
             let viewport_start = grid.display_offset();
             let viewport_end = viewport_start + grid.num_lines().0;
             if span.end.line >= viewport_end || span.start.line < viewport_start {
                 return None;
             }
 
-            // Get on-screen lines of the selection's locations
+            // Get on-screen lines of the selection's locations.
             let mut start = grid.clamp_buffer_to_visible(span.start);
             let mut end = grid.clamp_buffer_to_visible(span.end);
 
-            // Trim start/end with partially visible block selection
+            // Trim start/end with partially visible block selection.
             start.col = max(limit_start, start.col);
             end.col = min(limit_end, end.col);
 
@@ -271,7 +273,7 @@ impl<'a, C> RenderableCellsIter<'a, C> {
             None => return false,
         };
 
-        // Do not invert block cursor at selection boundaries
+        // Do not invert block cursor at selection boundaries.
         if self.cursor.key.style == CursorStyle::Block
             && self.cursor.point == point
             && (selection.start == point
@@ -283,7 +285,7 @@ impl<'a, C> RenderableCellsIter<'a, C> {
             return false;
         }
 
-        // Point itself is selected
+        // Point itself is selected.
         if selection.contains(point.col, point.line) {
             return true;
         }
@@ -291,27 +293,27 @@ impl<'a, C> RenderableCellsIter<'a, C> {
         let num_cols = self.grid.num_cols().0;
         let cell = self.grid[&point];
 
-        // Check if wide char's spacers are selected
+        // Check if wide char's spacers are selected.
         if cell.flags.contains(Flags::WIDE_CHAR) {
             let prevprev = point.sub(num_cols, 2);
             let prev = point.sub(num_cols, 1);
             let next = point.add(num_cols, 1);
 
-            // Check trailing spacer
+            // Check trailing spacer.
             selection.contains(next.col, next.line)
-                // Check line-wrapping, leading spacer
+                // Check line-wrapping, leading spacer.
                 || (self.grid[&prev].flags.contains(Flags::WIDE_CHAR_SPACER)
                     && !self.grid[&prevprev].flags.contains(Flags::WIDE_CHAR)
                     && selection.contains(prev.col, prev.line))
         } else if cell.flags.contains(Flags::WIDE_CHAR_SPACER) {
-            // Check if spacer's wide char is selected
+            // Check if spacer's wide char is selected.
             let prev = point.sub(num_cols, 1);
 
             if self.grid[&prev].flags.contains(Flags::WIDE_CHAR) {
-                // Check previous cell for trailing spacer
+                // Check previous cell for trailing spacer.
                 self.is_selected(prev)
             } else {
-                // Check next cell for line-wrapping, leading spacer
+                // Check next cell for line-wrapping, leading spacer.
                 self.is_selected(point.add(num_cols, 1))
             }
         } else {
@@ -328,7 +330,7 @@ pub enum RenderableCellContent {
 
 #[derive(Copy, Clone, Debug)]
 pub struct RenderableCell {
-    /// A _Display_ line (not necessarily an _Active_ line)
+    /// A _Display_ line (not necessarily an _Active_ line).
     pub line: Line,
     pub column: Column,
     pub inner: RenderableCellContent,
@@ -345,30 +347,30 @@ impl RenderableCell {
         cell: Indexed<Cell>,
         selected: bool,
     ) -> Self {
-        // Lookup RGB values
+        // Lookup RGB values.
         let mut fg_rgb = Self::compute_fg_rgb(config, colors, cell.fg, cell.flags);
         let mut bg_rgb = Self::compute_bg_rgb(colors, cell.bg);
         let mut bg_alpha = Self::compute_bg_alpha(cell.bg);
 
         let selection_background = config.colors.selection.background;
         if let (true, Some(col)) = (selected, selection_background) {
-            // Override selection background with config colors
+            // Override selection background with config colors.
             bg_rgb = col;
             bg_alpha = 1.0;
         } else if selected ^ cell.inverse() {
             if fg_rgb == bg_rgb && !cell.flags.contains(Flags::HIDDEN) {
-                // Reveal inversed text when fg/bg is the same
+                // Reveal inversed text when fg/bg is the same.
                 fg_rgb = colors[NamedColor::Background];
                 bg_rgb = colors[NamedColor::Foreground];
             } else {
-                // Invert cell fg and bg colors
+                // Invert cell fg and bg colors.
                 mem::swap(&mut fg_rgb, &mut bg_rgb);
             }
 
             bg_alpha = 1.0;
         }
 
-        // Override selection text with config colors
+        // Override selection text with config colors.
         if let (true, Some(col)) = (selected, config.colors.selection.text) {
             fg_rgb = col;
         }
@@ -389,7 +391,7 @@ impl RenderableCell {
             Color::Spec(rgb) => rgb,
             Color::Named(ansi) => {
                 match (config.draw_bold_text_with_bright_colors(), flags & Flags::DIM_BOLD) {
-                    // If no bright foreground is set, treat it like the BOLD flag doesn't exist
+                    // If no bright foreground is set, treat it like the BOLD flag doesn't exist.
                     (_, Flags::DIM_BOLD)
                         if ansi == NamedColor::Foreground
                             && config.colors.primary.bright_foreground.is_none() =>
@@ -398,9 +400,9 @@ impl RenderableCell {
                     },
                     // Draw bold text in bright colors *and* contains bold flag.
                     (true, Flags::BOLD) => colors[ansi.to_bright()],
-                    // Cell is marked as dim and not bold
+                    // Cell is marked as dim and not bold.
                     (_, Flags::DIM) | (false, Flags::DIM_BOLD) => colors[ansi.to_dim()],
-                    // None of the above, keep original color.
+                    // None of the above, keep original color..
                     _ => colors[ansi],
                 }
             },
@@ -443,7 +445,7 @@ impl RenderableCell {
 impl<'a, C> Iterator for RenderableCellsIter<'a, C> {
     type Item = RenderableCell;
 
-    /// Gets the next renderable cell
+    /// Gets the next renderable cell.
     ///
     /// Skips empty (background) cells and applies any flags to the cell state
     /// (eg. invert fg and bg colors).
@@ -455,7 +457,7 @@ impl<'a, C> Iterator for RenderableCellsIter<'a, C> {
             {
                 let selected = self.is_selected(self.cursor.point);
 
-                // Handle cell below cursor
+                // Handle cell below cursor.
                 if self.cursor.rendered {
                     let mut cell =
                         RenderableCell::new(self.config, self.colors, self.inner.next()?, selected);
@@ -470,7 +472,7 @@ impl<'a, C> Iterator for RenderableCellsIter<'a, C> {
 
                     return Some(cell);
                 } else {
-                    // Handle cursor
+                    // Handle cursor.
                     self.cursor.rendered = true;
 
                     let buffer_point = self.grid.visible_to_buffer(self.cursor.point);
@@ -611,24 +613,24 @@ impl IndexMut<CharsetIndex> for Charsets {
 
 #[derive(Default, Copy, Clone)]
 pub struct Cursor {
-    /// The location of this cursor
+    /// The location of this cursor.
     pub point: Point,
 
-    /// Template cell when using this cursor
+    /// Template cell when using this cursor.
     template: Cell,
 
-    /// Currently configured graphic character sets
+    /// Currently configured graphic character sets.
     charsets: Charsets,
 }
 
 pub struct VisualBell {
-    /// Visual bell animation
+    /// Visual bell animation.
     animation: VisualBellAnimation,
 
-    /// Visual bell duration
+    /// Visual bell duration.
     duration: Duration,
 
-    /// The last time the visual bell rang, if at all
+    /// The last time the visual bell rang, if at all.
     start_time: Option<Instant>,
 }
 
@@ -763,7 +765,7 @@ pub struct SizeInfo {
     /// Horizontal window padding.
     pub padding_y: f32,
 
-    /// DPI factor of the current window.
+    /// DPR of the current window.
     #[serde(default)]
     pub dpr: f64,
 }
@@ -870,7 +872,7 @@ pub struct Term<T> {
     /// Style of the vi mode cursor.
     vi_mode_cursor_style: Option<CursorStyle>,
 
-    /// Clipboard access coupled to the active window
+    /// Clipboard access coupled to the active window.
     clipboard: Clipboard,
 
     /// Proxy for sending events to the event loop.
@@ -1007,7 +1009,7 @@ impl<T> Term<T> {
             for line in (end.line + 1..=start.line).rev() {
                 res += &self.line_to_string(line, start.col..end.col, start.col.0 != 0);
 
-                // If the last column is included, newline is appended automatically
+                // If the last column is included, newline is appended automatically.
                 if end.col != self.cols() - 1 {
                     res += "\n";
                 }
@@ -1046,7 +1048,7 @@ impl<T> Term<T> {
         let grid_line = &self.grid[line];
         let line_length = min(grid_line.line_length(), cols.end + 1);
 
-        // Include wide char when trailing spacer is selected
+        // Include wide char when trailing spacer is selected.
         if grid_line[cols.start].flags.contains(Flags::WIDE_CHAR_SPACER) {
             cols.start -= 1;
         }
@@ -1055,7 +1057,7 @@ impl<T> Term<T> {
         for col in IndexRange::from(cols.start..line_length) {
             let cell = grid_line[col];
 
-            // Skip over cells until next tab-stop once a tab was found
+            // Skip over cells until next tab-stop once a tab was found.
             if tab_mode {
                 if self.tabs[col] {
                     tab_mode = false;
@@ -1069,10 +1071,10 @@ impl<T> Term<T> {
             }
 
             if !cell.flags.contains(Flags::WIDE_CHAR_SPACER) {
-                // Push cells primary character
+                // Push cells primary character.
                 text.push(cell.c);
 
-                // Push zero-width characters
+                // Push zero-width characters.
                 for c in (&cell.chars()[1..]).iter().take_while(|c| **c != ' ') {
                     text.push(*c);
                 }
@@ -1086,7 +1088,7 @@ impl<T> Term<T> {
             text.push('\n');
         }
 
-        // If wide char is not part of the selection, but leading spacer is, include it
+        // If wide char is not part of the selection, but leading spacer is, include it.
         if line_length == self.grid.num_cols()
             && line_length.0 >= 2
             && grid_line[line_length - 1].flags.contains(Flags::WIDE_CHAR_SPACER)
@@ -1103,7 +1105,7 @@ impl<T> Term<T> {
         self.grid.visible_to_buffer(point)
     }
 
-    /// Access to the raw grid data structure
+    /// Access to the raw grid data structure.
     ///
     /// This is a bit of a hack; when the window is closed, the event processor
     /// serializes the grid state to a file.
@@ -1111,13 +1113,13 @@ impl<T> Term<T> {
         &self.grid
     }
 
-    /// Mutable access for swapping out the grid during tests
+    /// Mutable access for swapping out the grid during tests.
     #[cfg(test)]
     pub fn grid_mut(&mut self) -> &mut Grid<Cell> {
         &mut self.grid
     }
 
-    /// Iterate over the *renderable* cells in the terminal
+    /// Iterate over the *renderable* cells in the terminal.
     ///
     /// A renderable cell is any cell which has content other than the default
     /// background color.  Cells with an alternate background color are
@@ -1128,7 +1130,7 @@ impl<T> Term<T> {
         RenderableCellsIter::new(&self, config, selection)
     }
 
-    /// Resize terminal to new dimensions
+    /// Resize terminal to new dimensions.
     pub fn resize(&mut self, size: &SizeInfo) {
         let old_cols = self.grid.num_cols();
         let old_lines = self.grid.num_lines();
@@ -1159,11 +1161,11 @@ impl<T> Term<T> {
         let alt_cursor_point =
             if is_alt { &mut self.cursor_save.point } else { &mut self.cursor_save_alt.point };
 
-        // Resize grids to new size
+        // Resize grids to new size.
         self.grid.resize(!is_alt, num_lines, num_cols, &mut self.cursor.point, &Cell::default());
         self.alt_grid.resize(is_alt, num_lines, num_cols, alt_cursor_point, &Cell::default());
 
-        // Reset scrolling region to new size
+        // Reset scrolling region to new size.
         self.scroll_region = Line(0)..self.grid.num_lines();
 
         // Ensure cursors are in-bounds.
@@ -1176,7 +1178,7 @@ impl<T> Term<T> {
         self.vi_mode_cursor.point.col = min(self.vi_mode_cursor.point.col, num_cols - 1);
         self.vi_mode_cursor.point.line = min(self.vi_mode_cursor.point.line, num_lines - 1);
 
-        // Recreate tabs list
+        // Recreate tabs list.
         self.tabs.resize(self.grid.num_cols());
     }
 
@@ -1201,7 +1203,7 @@ impl<T> Term<T> {
         mem::swap(&mut self.grid, &mut self.alt_grid);
     }
 
-    /// Scroll screen down
+    /// Scroll screen down.
     ///
     /// Text moves down; clear at bottom
     /// Expects origin to be in scroll range.
@@ -1225,7 +1227,7 @@ impl<T> Term<T> {
         trace!("Scrolling up relative: origin={}, lines={}", origin, lines);
         let lines = min(lines, self.scroll_region.end - self.scroll_region.start);
 
-        // Scroll from origin to bottom less number of lines
+        // Scroll from origin to bottom less number of lines.
         let template = Cell { bg: self.cursor.template.bg, ..Cell::default() };
         self.grid.scroll_up(&(origin..self.scroll_region.end), lines, &template);
     }
@@ -1234,11 +1236,12 @@ impl<T> Term<T> {
     where
         T: EventListener,
     {
-        // Setting 132 column font makes no sense, but run the other side effects
-        // Clear scrolling region
+        // Setting 132 column font makes no sense, but run the other side effects.
+        //
+        // Clear scrolling region.
         self.set_scrolling_region(1, self.grid.num_lines().0);
 
-        // Clear grid
+        // Clear grid.
         let template = self.cursor.template;
         self.grid.region_mut(..).each(|c| c.reset(&template));
     }
@@ -1267,7 +1270,7 @@ impl<T> Term<T> {
         self.mode ^= TermMode::VI;
         self.grid.selection = None;
 
-        // Reset vi mode cursor position to match primary cursor
+        // Reset vi mode cursor position to match primary cursor.
         if self.mode.contains(TermMode::VI) {
             let line = min(self.cursor.point.line + self.grid.display_offset(), self.lines() - 1);
             self.vi_mode_cursor = ViModeCursor::new(Point::new(line, self.cursor.point.col));
@@ -1282,18 +1285,18 @@ impl<T> Term<T> {
     where
         T: EventListener,
     {
-        // Require vi mode to be active
+        // Require vi mode to be active.
         if !self.mode.contains(TermMode::VI) {
             return;
         }
 
-        // Move cursor
+        // Move cursor.
         self.vi_mode_cursor = self.vi_mode_cursor.motion(self, motion);
 
-        // Update selection if one is active
+        // Update selection if one is active.
         let viewport_point = self.visible_to_buffer(self.vi_mode_cursor.point);
         if let Some(selection) = &mut self.grid.selection {
-            // Do not extend empty selections started by single mouse click
+            // Do not extend empty selections started by single mouse click.
             if !selection.is_empty() {
                 selection.update(viewport_point, Side::Left);
                 selection.include_all();
@@ -1348,7 +1351,7 @@ impl<T> Term<T> {
     fn renderable_cursor<C>(&self, config: &Config<C>) -> RenderableCursor {
         let vi_mode = self.mode.contains(TermMode::VI);
 
-        // Cursor position
+        // Cursor position.
         let mut point = if vi_mode {
             self.vi_mode_cursor.point
         } else {
@@ -1357,7 +1360,7 @@ impl<T> Term<T> {
             point
         };
 
-        // Cursor shape
+        // Cursor shape.
         let hidden = !self.mode.contains(TermMode::SHOW_CURSOR) || point.line >= self.lines();
         let cursor_style = if hidden && !vi_mode {
             point.line = Line(0);
@@ -1374,7 +1377,7 @@ impl<T> Term<T> {
             }
         };
 
-        // Cursor colors
+        // Cursor colors.
         let (text_color, cursor_color) = if vi_mode {
             (config.vi_mode_cursor_text_color(), config.vi_mode_cursor_cursor_color())
         } else {
@@ -1382,7 +1385,7 @@ impl<T> Term<T> {
             (config.cursor_text_color(), cursor_cursor_color)
         };
 
-        // Expand across wide cell when inside wide char or spacer
+        // Expand across wide cell when inside wide char or spacer.
         let buffer_point = self.visible_to_buffer(point);
         let cell = self.grid[buffer_point.line][buffer_point.col];
         let is_wide = if cell.flags.contains(Flags::WIDE_CHAR_SPACER)
@@ -1417,16 +1420,16 @@ impl<T> TermInfo for Term<T> {
 }
 
 impl<T: EventListener> Handler for Term<T> {
-    /// A character to be displayed
+    /// A character to be displayed.
     #[inline]
     fn input(&mut self, c: char) {
-        // Number of cells the char will occupy
+        // Number of cells the char will occupy.
         let width = match c.width() {
             Some(width) => width,
             None => return,
         };
 
-        // Handle zero-width characters
+        // Handle zero-width characters.
         if width == 0 {
             let mut col = self.cursor.point.col.0.saturating_sub(1);
             let line = self.cursor.point.line;
@@ -1437,14 +1440,14 @@ impl<T: EventListener> Handler for Term<T> {
             return;
         }
 
-        // Move cursor to next line
+        // Move cursor to next line.
         if self.input_needs_wrap {
             self.wrapline();
         }
 
         let num_cols = self.grid.num_cols();
 
-        // If in insert mode, first shift cells to the right
+        // If in insert mode, first shift cells to the right.
         if self.mode.contains(TermMode::INSERT) && self.cursor.point.col + width < num_cols {
             let line = self.cursor.point.line;
             let col = self.cursor.point.col;
@@ -1460,16 +1463,16 @@ impl<T: EventListener> Handler for Term<T> {
         if width == 1 {
             self.write_at_cursor(c);
         } else {
-            // Insert extra placeholder before wide char if glyph doesn't fit in this row anymore
+            // Insert extra placeholder before wide char if glyph doesn't fit in this row anymore.
             if self.cursor.point.col + 1 >= num_cols {
                 self.write_at_cursor(' ').flags.insert(Flags::WIDE_CHAR_SPACER);
                 self.wrapline();
             }
 
-            // Write full width glyph to current cursor cell
+            // Write full width glyph to current cursor cell.
             self.write_at_cursor(c).flags.insert(Flags::WIDE_CHAR);
 
-            // Write spacer to cell following the wide glyph
+            // Write spacer to cell following the wide glyph.
             self.cursor.point.col += 1;
             self.write_at_cursor(' ').flags.insert(Flags::WIDE_CHAR_SPACER);
         }
@@ -1517,7 +1520,7 @@ impl<T: EventListener> Handler for Term<T> {
 
     #[inline]
     fn insert_blank(&mut self, count: Column) {
-        // Ensure inserting within terminal bounds
+        // Ensure inserting within terminal bounds.
 
         let count = min(count, self.grid.num_cols() - self.cursor.point.col);
 
@@ -1608,7 +1611,7 @@ impl<T: EventListener> Handler for Term<T> {
     /// Insert tab at cursor position.
     #[inline]
     fn put_tab(&mut self, mut count: i64) {
-        // A tab after the last column is the same as a linebreak
+        // A tab after the last column is the same as a linebreak.
         if self.input_needs_wrap {
             self.wrapline();
             return;
@@ -1636,7 +1639,7 @@ impl<T: EventListener> Handler for Term<T> {
         }
     }
 
-    /// Backspace `count` characters
+    /// Backspace `count` characters.
     #[inline]
     fn backspace(&mut self) {
         trace!("Backspace");
@@ -1646,7 +1649,7 @@ impl<T: EventListener> Handler for Term<T> {
         }
     }
 
-    /// Carriage return
+    /// Carriage return.
     #[inline]
     fn carriage_return(&mut self) {
         trace!("Carriage return");
@@ -1654,7 +1657,7 @@ impl<T: EventListener> Handler for Term<T> {
         self.input_needs_wrap = false;
     }
 
-    /// Linefeed
+    /// Linefeed.
     #[inline]
     fn linefeed(&mut self) {
         trace!("Linefeed");
@@ -1666,7 +1669,7 @@ impl<T: EventListener> Handler for Term<T> {
         }
     }
 
-    /// Set current position as a tabstop
+    /// Set current position as a tabstop.
     #[inline]
     fn bell(&mut self) {
         trace!("Bell");
@@ -1679,7 +1682,7 @@ impl<T: EventListener> Handler for Term<T> {
         trace!("[unimplemented] Substitute");
     }
 
-    /// Run LF/NL
+    /// Run LF/NL.
     ///
     /// LF/NL mode has some interesting history. According to ECMA-48 4th
     /// edition, in LINE FEED mode,
@@ -1757,7 +1760,7 @@ impl<T: EventListener> Handler for Term<T> {
         let end = min(start + count, self.grid.num_cols());
 
         let row = &mut self.grid[self.cursor.point.line];
-        // Cleared cells have current background color set
+        // Cleared cells have current background color set.
         for c in &mut row[start..end] {
             c.reset(&self.cursor.template);
         }
@@ -1767,7 +1770,7 @@ impl<T: EventListener> Handler for Term<T> {
     fn delete_chars(&mut self, count: Column) {
         let cols = self.grid.num_cols();
 
-        // Ensure deleting within terminal bounds
+        // Ensure deleting within terminal bounds.
         let count = min(count, cols);
 
         let start = self.cursor.point.col;
@@ -1858,7 +1861,7 @@ impl<T: EventListener> Handler for Term<T> {
         }
     }
 
-    /// Set the indexed color value
+    /// Set the indexed color value.
     #[inline]
     fn set_color(&mut self, index: usize, color: Rgb) {
         trace!("Setting color[{}] = {:?}", index, color);
@@ -1866,7 +1869,7 @@ impl<T: EventListener> Handler for Term<T> {
         self.color_modified[index] = true;
     }
 
-    /// Write a foreground/background color escape sequence with the current color
+    /// Write a foreground/background color escape sequence with the current color.
     #[inline]
     fn dynamic_color_sequence<W: io::Write>(
         &mut self,
@@ -1884,7 +1887,7 @@ impl<T: EventListener> Handler for Term<T> {
         let _ = writer.write_all(response.as_bytes());
     }
 
-    /// Reset the indexed color to original value
+    /// Reset the indexed color to original value.
     #[inline]
     fn reset_color(&mut self, index: usize) {
         trace!("Resetting color[{}]", index);
@@ -1892,7 +1895,7 @@ impl<T: EventListener> Handler for Term<T> {
         self.color_modified[index] = false;
     }
 
-    /// Set the clipboard
+    /// Set the clipboard.
     #[inline]
     fn set_clipboard(&mut self, clipboard: u8, base64: &[u8]) {
         let clipboard_type = match clipboard {
@@ -1928,19 +1931,19 @@ impl<T: EventListener> Handler for Term<T> {
         trace!("Clearing screen: {:?}", mode);
         let template = self.cursor.template;
 
-        // Remove active selections
+        // Remove active selections.
         self.grid.selection = None;
 
         match mode {
             ansi::ClearMode::Above => {
-                // If clearing more than one line
+                // If clearing more than one line.
                 if self.cursor.point.line > Line(1) {
-                    // Fully clear all lines before the current line
+                    // Fully clear all lines before the current line.
                     self.grid
                         .region_mut(..self.cursor.point.line)
                         .each(|cell| cell.reset(&template));
                 }
-                // Clear up to the current column in the current line
+                // Clear up to the current column in the current line.
                 let end = min(self.cursor.point.col + 1, self.grid.num_cols());
                 for cell in &mut self.grid[self.cursor.point.line][..end] {
                     cell.reset(&template);
@@ -1982,7 +1985,7 @@ impl<T: EventListener> Handler for Term<T> {
         }
     }
 
-    // Reset all important fields in the term struct
+    /// Reset all important fields in the term struct.
     #[inline]
     fn reset_state(&mut self) {
         if self.alt {
@@ -2008,7 +2011,7 @@ impl<T: EventListener> Handler for Term<T> {
     #[inline]
     fn reverse_index(&mut self) {
         trace!("Reversing index");
-        // if cursor is at the top
+        // If cursor is at the top.
         if self.cursor.point.line == self.scroll_region.start {
             self.scroll_down(Line(1));
         } else {
@@ -2016,7 +2019,7 @@ impl<T: EventListener> Handler for Term<T> {
         }
     }
 
-    /// set a terminal attribute
+    /// Set a terminal attribute.
     #[inline]
     fn terminal_attribute(&mut self, attr: Attr) {
         trace!("Setting attribute: {:?}", attr);
@@ -2062,7 +2065,7 @@ impl<T: EventListener> Handler for Term<T> {
             },
             ansi::Mode::ShowCursor => self.mode.insert(TermMode::SHOW_CURSOR),
             ansi::Mode::CursorKeys => self.mode.insert(TermMode::APP_CURSOR),
-            // Mouse protocols are mutually exlusive
+            // Mouse protocols are mutually exclusive.
             ansi::Mode::ReportMouseClicks => {
                 self.mode.remove(TermMode::MOUSE_MODE);
                 self.mode.insert(TermMode::MOUSE_REPORT_CLICK);
@@ -2080,7 +2083,7 @@ impl<T: EventListener> Handler for Term<T> {
             },
             ansi::Mode::ReportFocusInOut => self.mode.insert(TermMode::FOCUS_IN_OUT),
             ansi::Mode::BracketedPaste => self.mode.insert(TermMode::BRACKETED_PASTE),
-            // Mouse encodings are mutually exlusive
+            // Mouse encodings are mutually exclusive.
             ansi::Mode::SgrMouse => {
                 self.mode.remove(TermMode::UTF8_MOUSE);
                 self.mode.insert(TermMode::SGR_MOUSE);
@@ -2094,7 +2097,7 @@ impl<T: EventListener> Handler for Term<T> {
             ansi::Mode::LineFeedNewLine => self.mode.insert(TermMode::LINE_FEED_NEW_LINE),
             ansi::Mode::Origin => self.mode.insert(TermMode::ORIGIN),
             ansi::Mode::DECCOLM => self.deccolm(),
-            ansi::Mode::Insert => self.mode.insert(TermMode::INSERT), // heh
+            ansi::Mode::Insert => self.mode.insert(TermMode::INSERT),
             ansi::Mode::BlinkingCursor => {
                 trace!("... unimplemented mode");
             },
@@ -2415,7 +2418,7 @@ mod tests {
         assert_eq!(term.selection_to_string(), Some("aaa\n\naaa\n".into()));
     }
 
-    /// Check that the grid can be serialized back and forth losslessly
+    /// Check that the grid can be serialized back and forth losslessly.
     ///
     /// This test is in the term module as opposed to the grid since we want to
     /// test this property with a T=Cell.
@@ -2462,17 +2465,17 @@ mod tests {
         };
         let mut term = Term::new(&MockConfig::default(), &size, Clipboard::new_nop(), Mock);
 
-        // Add one line of scrollback
+        // Add one line of scrollback.
         term.grid.scroll_up(&(Line(0)..Line(1)), Line(1), &Cell::default());
 
-        // Clear the history
+        // Clear the history.
         term.clear_screen(ansi::ClearMode::Saved);
 
-        // Make sure that scrolling does not change the grid
+        // Make sure that scrolling does not change the grid.
         let mut scrolled_grid = term.grid.clone();
         scrolled_grid.scroll_display(Scroll::Top);
 
-        // Truncate grids for comparison
+        // Truncate grids for comparison.
         scrolled_grid.truncate();
         term.grid.truncate();
 
@@ -2492,14 +2495,14 @@ mod tests {
         };
         let mut term = Term::new(&MockConfig::default(), &size, Clipboard::new_nop(), Mock);
 
-        // Create 10 lines of scrollback
+        // Create 10 lines of scrollback.
         for _ in 0..19 {
             term.newline();
         }
         assert_eq!(term.grid.history_size(), 10);
         assert_eq!(term.cursor.point, Point::new(Line(9), Column(0)));
 
-        // Increase visible lines
+        // Increase visible lines.
         size.height = 30.;
         term.resize(&size);
 
@@ -2520,21 +2523,21 @@ mod tests {
         };
         let mut term = Term::new(&MockConfig::default(), &size, Clipboard::new_nop(), Mock);
 
-        // Create 10 lines of scrollback
+        // Create 10 lines of scrollback.
         for _ in 0..19 {
             term.newline();
         }
         assert_eq!(term.grid.history_size(), 10);
         assert_eq!(term.cursor.point, Point::new(Line(9), Column(0)));
 
-        // Enter alt screen
+        // Enter alt screen.
         term.set_mode(ansi::Mode::SwapScreenAndSetRestoreCursor);
 
-        // Increase visible lines
+        // Increase visible lines.
         size.height = 30.;
         term.resize(&size);
 
-        // Leave alt screen
+        // Leave alt screen.
         term.unset_mode(ansi::Mode::SwapScreenAndSetRestoreCursor);
 
         assert_eq!(term.grid().history_size(), 0);
@@ -2554,14 +2557,14 @@ mod tests {
         };
         let mut term = Term::new(&MockConfig::default(), &size, Clipboard::new_nop(), Mock);
 
-        // Create 10 lines of scrollback
+        // Create 10 lines of scrollback.
         for _ in 0..19 {
             term.newline();
         }
         assert_eq!(term.grid.history_size(), 10);
         assert_eq!(term.cursor.point, Point::new(Line(9), Column(0)));
 
-        // Increase visible lines
+        // Increase visible lines.
         size.height = 5.;
         term.resize(&size);
 
@@ -2582,21 +2585,21 @@ mod tests {
         };
         let mut term = Term::new(&MockConfig::default(), &size, Clipboard::new_nop(), Mock);
 
-        // Create 10 lines of scrollback
+        // Create 10 lines of scrollback.
         for _ in 0..19 {
             term.newline();
         }
         assert_eq!(term.grid.history_size(), 10);
         assert_eq!(term.cursor.point, Point::new(Line(9), Column(0)));
 
-        // Enter alt screen
+        // Enter alt screen.
         term.set_mode(ansi::Mode::SwapScreenAndSetRestoreCursor);
 
-        // Increase visible lines
+        // Increase visible lines.
         size.height = 5.;
         term.resize(&size);
 
-        // Leave alt screen
+        // Leave alt screen.
         term.unset_mode(ansi::Mode::SwapScreenAndSetRestoreCursor);
 
         assert_eq!(term.grid().history_size(), 15);
@@ -2616,44 +2619,44 @@ mod tests {
         };
         let mut term = Term::new(&MockConfig::default(), &size, Clipboard::new_nop(), Mock);
 
-        // Title None by default
+        // Title None by default.
         assert_eq!(term.title, None);
 
-        // Title can be set
+        // Title can be set.
         term.set_title(Some("Test".into()));
         assert_eq!(term.title, Some("Test".into()));
 
-        // Title can be pushed onto stack
+        // Title can be pushed onto stack.
         term.push_title();
         term.set_title(Some("Next".into()));
         assert_eq!(term.title, Some("Next".into()));
         assert_eq!(term.title_stack.get(0).unwrap(), &Some("Test".into()));
 
-        // Title can be popped from stack and set as the window title
+        // Title can be popped from stack and set as the window title.
         term.pop_title();
         assert_eq!(term.title, Some("Test".into()));
         assert!(term.title_stack.is_empty());
 
-        // Title stack doesn't grow infinitely
+        // Title stack doesn't grow infinitely.
         for _ in 0..4097 {
             term.push_title();
         }
         assert_eq!(term.title_stack.len(), 4096);
 
-        // Title and title stack reset when terminal state is reset
+        // Title and title stack reset when terminal state is reset.
         term.push_title();
         term.reset_state();
         assert_eq!(term.title, None);
         assert!(term.title_stack.is_empty());
 
-        // Title stack pops back to default
+        // Title stack pops back to default.
         term.title = None;
         term.push_title();
         term.set_title(Some("Test".into()));
         term.pop_title();
         assert_eq!(term.title, None);
 
-        // Title can be reset to default
+        // Title can be reset to default.
         term.title = Some("Test".into());
         term.set_title(None);
         assert_eq!(term.title, None);
@@ -2681,10 +2684,10 @@ mod benches {
         fn send_event(&self, _event: Event) {}
     }
 
-    /// Benchmark for the renderable cells iterator
+    /// Benchmark for the renderable cells iterator.
     ///
     /// The renderable cells iterator yields cells that require work to be
-    /// displayed (that is, not a an empty background cell). This benchmark
+    /// displayed (that is, not an empty background cell). This benchmark
     /// measures how long it takes to process the whole iterator.
     ///
     /// When this benchmark was first added, it averaged ~78usec on my macbook
diff --git a/alacritty_terminal/src/tty/mod.rs b/alacritty_terminal/src/tty/mod.rs
index f3e07eb2..69afd773 100644
--- a/alacritty_terminal/src/tty/mod.rs
+++ b/alacritty_terminal/src/tty/mod.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! tty related functionality
+//! TTY related functionality.
 use std::{env, io};
 
 use terminfo::Database;
@@ -52,28 +52,28 @@ pub trait EventedReadWrite {
     fn write_token(&self) -> mio::Token;
 }
 
-/// Events concerning TTY child processes
+/// Events concerning TTY child processes.
 #[derive(Debug, PartialEq)]
 pub enum ChildEvent {
-    /// Indicates the child has exited
+    /// Indicates the child has exited.
     Exited,
 }
 
-/// A pseudoterminal (or PTY)
+/// A pseudoterminal (or pty).
 ///
 /// This is a refinement of EventedReadWrite that also provides a channel through which we can be
-/// notified if the PTY child process does something we care about (other than writing to the TTY).
+/// notified if the pty child process does something we care about (other than writing to the TTY).
 /// In particular, this allows for race-free child exit notification on UNIX (cf. `SIGCHLD`).
 pub trait EventedPty: EventedReadWrite {
     fn child_event_token(&self) -> mio::Token;
 
-    /// Tries to retrieve an event
+    /// Tries to retrieve an event.
     ///
     /// Returns `Some(event)` on success, or `None` if there are no events to retrieve.
     fn next_child_event(&mut self) -> Option<ChildEvent>;
 }
 
-// Setup environment variables
+/// Setup environment variables.
 pub fn setup_env<C>(config: &Config<C>) {
     // Default to 'alacritty' terminfo if it is available, otherwise
     // default to 'xterm-256color'. May be overridden by user's config
@@ -83,13 +83,13 @@ pub fn setup_env<C>(config: &Config<C>) {
         if Database::from_name("alacritty").is_ok() { "alacritty" } else { "xterm-256color" },
     );
 
-    // Advertise 24-bit color support
+    // Advertise 24-bit color support.
     env::set_var("COLORTERM", "truecolor");
 
-    // Prevent child processes from inheriting startup notification env
+    // Prevent child processes from inheriting startup notification env.
     env::remove_var("DESKTOP_STARTUP_ID");
 
-    // Set env vars from config
+    // Set env vars from config.
     for (key, value) in config.env.iter() {
         env::set_var(key, value);
     }
diff --git a/alacritty_terminal/src/tty/unix.rs b/alacritty_terminal/src/tty/unix.rs
index 3be59467..e4276589 100644
--- a/alacritty_terminal/src/tty/unix.rs
+++ b/alacritty_terminal/src/tty/unix.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! tty related functionality
+//! TTY related functionality.
 
 use crate::config::{Config, Shell};
 use crate::event::OnResize;
@@ -37,9 +37,9 @@ use std::process::{Child, Command, Stdio};
 use std::ptr;
 use std::sync::atomic::{AtomicUsize, Ordering};
 
-/// Process ID of child process
+/// Process ID of child process.
 ///
-/// Necessary to put this in static storage for `sigchld` to have access
+/// Necessary to put this in static storage for `SIGCHLD` to have access.
 static PID: AtomicUsize = AtomicUsize::new(0);
 
 macro_rules! die {
@@ -53,7 +53,7 @@ pub fn child_pid() -> pid_t {
     PID.load(Ordering::Relaxed) as pid_t
 }
 
-/// Get raw fds for master/slave ends of a new pty
+/// Get raw fds for master/slave ends of a new pty.
 fn make_pty(size: winsize) -> (RawFd, RawFd) {
     let mut win_size = size;
     win_size.ws_xpixel = 0;
@@ -64,7 +64,7 @@ fn make_pty(size: winsize) -> (RawFd, RawFd) {
     (ends.master, ends.slave)
 }
 
-/// Really only needed on BSD, but should be fine elsewhere
+/// Really only needed on BSD, but should be fine elsewhere.
 fn set_controlling_terminal(fd: c_int) {
     let res = unsafe {
         // TIOSCTTY changes based on platform and the `ioctl` call is different
@@ -91,13 +91,13 @@ struct Passwd<'a> {
     shell: &'a str,
 }
 
-/// Return a Passwd struct with pointers into the provided buf
+/// Return a Passwd struct with pointers into the provided buf.
 ///
 /// # Unsafety
 ///
 /// If `buf` is changed while `Passwd` is alive, bad thing will almost certainly happen.
 fn get_pw_entry(buf: &mut [i8; 1024]) -> Passwd<'_> {
-    // Create zeroed passwd struct
+    // Create zeroed passwd struct.
     let mut entry: MaybeUninit<libc::passwd> = MaybeUninit::uninit();
 
     let mut res: *mut libc::passwd = ptr::null_mut();
@@ -117,10 +117,10 @@ fn get_pw_entry(buf: &mut [i8; 1024]) -> Passwd<'_> {
         die!("pw not found");
     }
 
-    // sanity check
+    // Sanity check.
     assert_eq!(entry.pw_uid, uid);
 
-    // Build a borrowed Passwd struct
+    // Build a borrowed Passwd struct.
     Passwd {
         name: unsafe { CStr::from_ptr(entry.pw_name).to_str().unwrap() },
         passwd: unsafe { CStr::from_ptr(entry.pw_passwd).to_str().unwrap() },
@@ -140,7 +140,7 @@ pub struct Pty {
     signals_token: mio::Token,
 }
 
-/// Create a new tty and return a handle to interact with it.
+/// Create a new TTY and return a handle to interact with it.
 pub fn new<C>(config: &Config<C>, size: &SizeInfo, window_id: Option<usize>) -> Pty {
     let win_size = size.to_winsize();
     let mut buf = [0; 1024];
@@ -166,12 +166,12 @@ pub fn new<C>(config: &Config<C>, size: &SizeInfo, window_id: Option<usize>) ->
     // Setup child stdin/stdout/stderr as slave fd of pty
     // Ownership of fd is transferred to the Stdio structs and will be closed by them at the end of
     // this scope. (It is not an issue that the fd is closed three times since File::drop ignores
-    // error on libc::close.)
+    // error on libc::close.).
     builder.stdin(unsafe { Stdio::from_raw_fd(slave) });
     builder.stderr(unsafe { Stdio::from_raw_fd(slave) });
     builder.stdout(unsafe { Stdio::from_raw_fd(slave) });
 
-    // Setup shell environment
+    // Setup shell environment.
     builder.env("LOGNAME", pw.name);
     builder.env("USER", pw.name);
     builder.env("SHELL", pw.shell);
@@ -183,7 +183,7 @@ pub fn new<C>(config: &Config<C>, size: &SizeInfo, window_id: Option<usize>) ->
 
     unsafe {
         builder.pre_exec(move || {
-            // Create a new process group
+            // Create a new process group.
             let err = libc::setsid();
             if err == -1 {
                 die!("Failed to set session id: {}", io::Error::last_os_error());
@@ -191,7 +191,7 @@ pub fn new<C>(config: &Config<C>, size: &SizeInfo, window_id: Option<usize>) ->
 
             set_controlling_terminal(slave);
 
-            // No longer need slave/master fds
+            // No longer need slave/master fds.
             libc::close(slave);
             libc::close(master);
 
@@ -206,17 +206,17 @@ pub fn new<C>(config: &Config<C>, size: &SizeInfo, window_id: Option<usize>) ->
         });
     }
 
-    // Handle set working directory option
+    // Handle set working directory option.
     if let Some(dir) = &config.working_directory {
         builder.current_dir(dir);
     }
 
-    // Prepare signal handling before spawning child
+    // Prepare signal handling before spawning child.
     let signals = Signals::new(&[sighook::SIGCHLD]).expect("error preparing signal handling");
 
     match builder.spawn() {
         Ok(child) => {
-            // Remember child PID so other modules can use it
+            // Remember child PID so other modules can use it.
             PID.store(child.id() as usize, Ordering::Relaxed);
 
             unsafe {
@@ -332,9 +332,9 @@ impl EventedPty for Pty {
     }
 }
 
-/// Types that can produce a `libc::winsize`
+/// Types that can produce a `libc::winsize`.
 pub trait ToWinsize {
-    /// Get a `libc::winsize`
+    /// Get a `libc::winsize`.
     fn to_winsize(&self) -> winsize;
 }
 
@@ -350,7 +350,7 @@ impl<'a> ToWinsize for &'a SizeInfo {
 }
 
 impl OnResize for Pty {
-    /// Resize the pty
+    /// Resize the pty.
     ///
     /// Tells the kernel that the window size changed with the new pixel
     /// dimensions and line/column counts.
diff --git a/alacritty_terminal/src/tty/windows/child.rs b/alacritty_terminal/src/tty/windows/child.rs
index 69bff75c..c841c29a 100644
--- a/alacritty_terminal/src/tty/windows/child.rs
+++ b/alacritty_terminal/src/tty/windows/child.rs
@@ -106,10 +106,10 @@ mod tests {
 
         child.kill().unwrap();
 
-        // Poll for the event or fail with timeout if nothing has been sent
+        // Poll for the event or fail with timeout if nothing has been sent.
         poll.poll(&mut events, Some(WAIT_TIMEOUT)).unwrap();
         assert_eq!(events.iter().next().unwrap().token(), child_events_token);
-        // Verify that at least one `ChildEvent::Exited` was received
+        // Verify that at least one `ChildEvent::Exited` was received.
         assert_eq!(child_exit_watcher.event_rx().try_recv(), Ok(ChildEvent::Exited));
     }
 }
diff --git a/alacritty_terminal/src/tty/windows/conpty.rs b/alacritty_terminal/src/tty/windows/conpty.rs
index 99d52b05..c8a41f63 100644
--- a/alacritty_terminal/src/tty/windows/conpty.rs
+++ b/alacritty_terminal/src/tty/windows/conpty.rs
@@ -42,7 +42,7 @@ use crate::tty::windows::{cmdline, win32_string, Pty};
 //  done until a safety net is in place for versions of Windows
 //  that do not support the ConPTY api, as such versions will
 //  pass unit testing - but fail to actually function.
-/// Dynamically-loaded Pseudoconsole API from kernel32.dll
+/// Dynamically-loaded Pseudoconsole API from kernel32.dll.
 ///
 /// The field names are deliberately PascalCase as this matches
 /// the defined symbols in kernel32 and also is the convention
@@ -58,7 +58,7 @@ struct ConptyApi {
 impl ConptyApi {
     /// Load the API or None if it cannot be found.
     pub fn new() -> Option<Self> {
-        // Unsafe because windows API calls
+        // Unsafe because windows API calls.
         unsafe {
             let hmodule = GetModuleHandleA("kernel32\0".as_ptr() as _);
             assert!(!hmodule.is_null());
@@ -80,7 +80,7 @@ impl ConptyApi {
     }
 }
 
-/// RAII Pseudoconsole
+/// RAII Pseudoconsole.
 pub struct Conpty {
     pub handle: HPCON,
     api: ConptyApi,
@@ -91,7 +91,7 @@ impl Drop for Conpty {
         // XXX: This will block until the conout pipe is drained. Will cause a deadlock if the
         // conout pipe has already been dropped by this point.
         //
-        // See PR #3084 and https://docs.microsoft.com/en-us/windows/console/closepseudoconsole
+        // See PR #3084 and https://docs.microsoft.com/en-us/windows/console/closepseudoconsole.
         unsafe { (self.api.ClosePseudoConsole)(self.handle) }
     }
 }
@@ -118,7 +118,7 @@ pub fn new<C>(config: &Config<C>, size: &SizeInfo, _window_id: Option<usize>) ->
     let coord =
         coord_from_sizeinfo(size).expect("Overflow when creating initial size on pseudoconsole");
 
-    // Create the Pseudo Console, using the pipes
+    // Create the Pseudo Console, using the pipes.
     let result = unsafe {
         (api.CreatePseudoConsole)(
             coord,
@@ -133,7 +133,7 @@ pub fn new<C>(config: &Config<C>, size: &SizeInfo, _window_id: Option<usize>) ->
 
     let mut success;
 
-    // Prepare child process startup info
+    // Prepare child process startup info.
 
     let mut size: SIZE_T = 0;
 
@@ -185,12 +185,12 @@ pub fn new<C>(config: &Config<C>, size: &SizeInfo, _window_id: Option<usize>) ->
         }
     }
 
-    // Set thread attribute list's Pseudo Console to the specified ConPTY
+    // Set thread attribute list's Pseudo Console to the specified ConPTY.
     unsafe {
         success = UpdateProcThreadAttribute(
             startup_info_ex.lpAttributeList,
             0,
-            22 | 0x0002_0000, // PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE
+            22 | 0x0002_0000, // PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE.
             pty_handle,
             mem::size_of::<HPCON>(),
             ptr::null_mut(),
@@ -242,7 +242,7 @@ pub fn new<C>(config: &Config<C>, size: &SizeInfo, _window_id: Option<usize>) ->
     })
 }
 
-// Panic with the last os error as message
+// Panic with the last os error as message.
 fn panic_shell_spawn() {
     panic!("Unable to spawn shell: {}", Error::last_os_error());
 }
diff --git a/alacritty_terminal/src/tty/windows/mod.rs b/alacritty_terminal/src/tty/windows/mod.rs
index 03e2a3cd..8e5b4668 100644
--- a/alacritty_terminal/src/tty/windows/mod.rs
+++ b/alacritty_terminal/src/tty/windows/mod.rs
@@ -51,9 +51,9 @@ pub struct Pty {
     // `conout` before `backend` will cause a deadlock.
     backend: PtyBackend,
     // TODO: It's on the roadmap for the Conpty API to support Overlapped I/O.
-    // See https://github.com/Microsoft/console/issues/262
+    // See https://github.com/Microsoft/console/issues/262.
     // When support for that lands then it should be possible to use
-    // NamedPipe for the conout and conin handles
+    // NamedPipe for the conout and conin handles.
     conout: EventedReadablePipe,
     conin: EventedWritablePipe,
     read_token: mio::Token,
diff --git a/alacritty_terminal/src/tty/windows/winpty.rs b/alacritty_terminal/src/tty/windows/winpty.rs
index 5fa6feea..d466955d 100644
--- a/alacritty_terminal/src/tty/windows/winpty.rs
+++ b/alacritty_terminal/src/tty/windows/winpty.rs
@@ -31,25 +31,25 @@ use crate::tty::windows::{cmdline, Pty};
 pub use winpty::Winpty as Agent;
 
 pub fn new<C>(config: &Config<C>, size: &SizeInfo, _window_id: Option<usize>) -> Pty {
-    // Create config
+    // Create config.
     let mut wconfig = WinptyConfig::new(ConfigFlags::empty()).unwrap();
 
     wconfig.set_initial_size(size.cols().0 as i32, size.lines().0 as i32);
     wconfig.set_mouse_mode(&MouseMode::Auto);
 
-    // Start agent
+    // Start agent.
     let mut agent = Winpty::open(&wconfig).unwrap();
     let (conin, conout) = (agent.conin_name(), agent.conout_name());
 
     let cmdline = cmdline(&config);
 
-    // Spawn process
+    // Spawn process.
     let spawnconfig = SpawnConfig::new(
         SpawnFlags::AUTO_SHUTDOWN | SpawnFlags::EXIT_AFTER_SHUTDOWN,
-        None, // appname
+        None, // appname.
         Some(&cmdline),
         config.working_directory.as_ref().map(|p| p.as_path()),
-        None, // Env
+        None, // Env.
     )
     .unwrap();
 
diff --git a/alacritty_terminal/src/util.rs b/alacritty_terminal/src/util.rs
index 7758de0f..9203bb47 100644
--- a/alacritty_terminal/src/util.rs
+++ b/alacritty_terminal/src/util.rs
@@ -24,9 +24,9 @@ use std::os::windows::process::CommandExt;
 #[cfg(windows)]
 use winapi::um::winbase::{CREATE_NEW_PROCESS_GROUP, CREATE_NO_WINDOW};
 
-/// Threading utilities
+/// Threading utilities.
 pub mod thread {
-    /// Like `thread::spawn`, but with a `name` argument
+    /// Like `thread::spawn`, but with a `name` argument.
     pub fn spawn_named<F, T, S>(name: S, f: F) -> ::std::thread::JoinHandle<T>
     where
         F: FnOnce() -> T + Send + 'static,
diff --git a/alacritty_terminal/src/vi_mode.rs b/alacritty_terminal/src/vi_mode.rs
index 196193e8..7fa6c148 100644
--- a/alacritty_terminal/src/vi_mode.rs
+++ b/alacritty_terminal/src/vi_mode.rs
@@ -147,7 +147,7 @@ impl ViModeCursor {
     /// Get target cursor point for vim-like page movement.
     #[must_use = "this returns the result of the operation, without modifying the original"]
     pub fn scroll<T: EventListener>(mut self, term: &Term<T>, lines: isize) -> Self {
-        // Check number of lines the cursor needs to be moved
+        // Check number of lines the cursor needs to be moved.
         let overscroll = if lines > 0 {
             let max_scroll = term.grid().history_size() - term.grid().display_offset();
             max(0, lines - max_scroll as isize)
@@ -156,18 +156,18 @@ impl ViModeCursor {
             min(0, lines + max_scroll as isize)
         };
 
-        // Clamp movement to within visible region
+        // Clamp movement to within visible region.
         let mut line = self.point.line.0 as isize;
         line -= overscroll;
         line = max(0, min(term.grid().num_lines().0 as isize - 1, line));
 
-        // Find the first occupied cell after scrolling has been performed
+        // Find the first occupied cell after scrolling has been performed.
         let buffer_point = term.visible_to_buffer(self.point);
         let mut target_line = buffer_point.line as isize + lines;
         target_line = max(0, min(term.grid().len() as isize - 1, target_line));
         let col = first_occupied_in_line(term, target_line as usize).unwrap_or_default().col;
 
-        // Move cursor
+        // Move cursor.
         self.point = Point::new(Line(line as usize), col);
 
         self
@@ -179,7 +179,7 @@ fn scroll_to_point<T: EventListener>(term: &mut Term<T>, point: Point<usize>) {
     let display_offset = term.grid().display_offset();
     let lines = term.grid().num_lines();
 
-    // Scroll once the top/bottom has been reached
+    // Scroll once the top/bottom has been reached.
     if point.line >= display_offset + lines.0 {
         let lines = point.line.saturating_sub(display_offset + lines.0 - 1);
         term.scroll_display(Scroll::Lines(lines as isize));
@@ -193,24 +193,24 @@ fn scroll_to_point<T: EventListener>(term: &mut Term<T>, point: Point<usize>) {
 fn last<T>(term: &Term<T>, mut point: Point<usize>) -> Point<usize> {
     let cols = term.grid().num_cols();
 
-    // Expand across wide cells
+    // Expand across wide cells.
     point = expand_wide(term, point, false);
 
-    // Find last non-empty cell in the current line
+    // Find last non-empty cell in the current line.
     let occupied = last_occupied_in_line(term, point.line).unwrap_or_default();
 
     if point.col < occupied.col {
-        // Jump to last occupied cell when not already at or beyond it
+        // Jump to last occupied cell when not already at or beyond it.
         occupied
     } else if is_wrap(term, point) {
-        // Jump to last occupied cell across linewraps
+        // Jump to last occupied cell across linewraps.
         while point.line > 0 && is_wrap(term, point) {
             point.line -= 1;
         }
 
         last_occupied_in_line(term, point.line).unwrap_or(point)
     } else {
-        // Jump to last column when beyond the last occupied cell
+        // Jump to last column when beyond the last occupied cell.
         Point::new(point.line, cols - 1)
     }
 }
@@ -219,18 +219,18 @@ fn last<T>(term: &Term<T>, mut point: Point<usize>) -> Point<usize> {
 fn first_occupied<T>(term: &Term<T>, mut point: Point<usize>) -> Point<usize> {
     let cols = term.grid().num_cols();
 
-    // Expand left across wide chars, since we're searching lines left to right
+    // Expand left across wide chars, since we're searching lines left to right.
     point = expand_wide(term, point, true);
 
-    // Find first non-empty cell in current line
+    // Find first non-empty cell in current line.
     let occupied = first_occupied_in_line(term, point.line)
         .unwrap_or_else(|| Point::new(point.line, cols - 1));
 
-    // Jump across wrapped lines if we're already at this line's first occupied cell
+    // Jump across wrapped lines if we're already at this line's first occupied cell.
     if point == occupied {
         let mut occupied = None;
 
-        // Search for non-empty cell in previous lines
+        // Search for non-empty cell in previous lines.
         for line in (point.line + 1)..term.grid().len() {
             if !is_wrap(term, Point::new(line, cols - 1)) {
                 break;
@@ -239,7 +239,7 @@ fn first_occupied<T>(term: &Term<T>, mut point: Point<usize>) -> Point<usize> {
             occupied = first_occupied_in_line(term, line).or(occupied);
         }
 
-        // Fallback to the next non-empty cell
+        // Fallback to the next non-empty cell.
         let mut line = point.line;
         occupied.unwrap_or_else(|| loop {
             if let Some(occupied) = first_occupied_in_line(term, line) {
@@ -265,9 +265,9 @@ fn semantic<T: EventListener>(
     left: bool,
     start: bool,
 ) -> Point<usize> {
-    // Expand semantically based on movement direction
+    // Expand semantically based on movement direction.
     let expand_semantic = |point: Point<usize>| {
-        // Do not expand when currently on a semantic escape char
+        // Do not expand when currently on a semantic escape char.
         let cell = term.grid()[point.line][point.col];
         if term.semantic_escape_chars().contains(cell.c)
             && !cell.flags.contains(Flags::WIDE_CHAR_SPACER)
@@ -280,27 +280,27 @@ fn semantic<T: EventListener>(
         }
     };
 
-    // Make sure we jump above wide chars
+    // Make sure we jump above wide chars.
     point = expand_wide(term, point, left);
 
-    // Move to word boundary
+    // Move to word boundary.
     if left != start && !is_boundary(term, point, left) {
         point = expand_semantic(point);
     }
 
-    // Skip whitespace
+    // Skip whitespace.
     let mut next_point = advance(term, point, left);
     while !is_boundary(term, point, left) && is_space(term, next_point) {
         point = next_point;
         next_point = advance(term, point, left);
     }
 
-    // Assure minimum movement of one cell
+    // Assure minimum movement of one cell.
     if !is_boundary(term, point, left) {
         point = advance(term, point, left);
     }
 
-    // Move to word boundary
+    // Move to word boundary.
     if left == start && !is_boundary(term, point, left) {
         point = expand_semantic(point);
     }
@@ -315,18 +315,18 @@ fn word<T: EventListener>(
     left: bool,
     start: bool,
 ) -> Point<usize> {
-    // Make sure we jump above wide chars
+    // Make sure we jump above wide chars.
     point = expand_wide(term, point, left);
 
     if left == start {
-        // Skip whitespace until right before a word
+        // Skip whitespace until right before a word.
         let mut next_point = advance(term, point, left);
         while !is_boundary(term, point, left) && is_space(term, next_point) {
             point = next_point;
             next_point = advance(term, point, left);
         }
 
-        // Skip non-whitespace until right inside word boundary
+        // Skip non-whitespace until right inside word boundary.
         let mut next_point = advance(term, point, left);
         while !is_boundary(term, point, left) && !is_space(term, next_point) {
             point = next_point;
@@ -335,12 +335,12 @@ fn word<T: EventListener>(
     }
 
     if left != start {
-        // Skip non-whitespace until just beyond word
+        // Skip non-whitespace until just beyond word.
         while !is_boundary(term, point, left) && !is_space(term, point) {
             point = advance(term, point, left);
         }
 
-        // Skip whitespace until right inside word boundary
+        // Skip whitespace until right inside word boundary.
         while !is_boundary(term, point, left) && is_space(term, point) {
             point = advance(term, point, left);
         }
diff --git a/alacritty_terminal/tests/ref.rs b/alacritty_terminal/tests/ref.rs
index a286d97d..99a9db54 100644
--- a/alacritty_terminal/tests/ref.rs
+++ b/alacritty_terminal/tests/ref.rs
@@ -105,7 +105,7 @@ fn ref_test(dir: &Path) {
         parser.advance(&mut terminal, byte, &mut io::sink());
     }
 
-    // Truncate invisible lines from the grid
+    // Truncate invisible lines from the grid.
     let mut term_grid = terminal.grid().clone();
     term_grid.initialize_all(&Cell::default());
     term_grid.truncate();
diff --git a/font/src/darwin/byte_order.rs b/font/src/darwin/byte_order.rs
index 1574cf19..aac215cf 100644
--- a/font/src/darwin/byte_order.rs
+++ b/font/src/darwin/byte_order.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! Constants for bitmap byte order
+//! Constants for bitmap byte order.
 #![allow(non_upper_case_globals)]
 pub const kCGBitmapByteOrder32Little: u32 = 2 << 12;
 pub const kCGBitmapByteOrder32Big: u32 = 4 << 12;
diff --git a/font/src/darwin/mod.rs b/font/src/darwin/mod.rs
index b9266a84..250805d3 100644
--- a/font/src/darwin/mod.rs
+++ b/font/src/darwin/mod.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! Font rendering based on CoreText
+//! Font rendering based on CoreText.
 #![allow(improper_ctypes)]
 use std::collections::HashMap;
 use std::path::PathBuf;
@@ -49,7 +49,7 @@ use super::{
     BitmapBuffer, FontDesc, FontKey, GlyphKey, Metrics, RasterizedGlyph, Size, Slant, Style, Weight,
 };
 
-/// Font descriptor
+/// Font descriptor.
 ///
 /// The descriptor provides data about a font and supports creating a font.
 #[derive(Debug)]
@@ -76,7 +76,7 @@ impl Descriptor {
     }
 }
 
-/// Rasterizer, the main type exported by this package
+/// Rasterizer, the main type exported by this package.
 ///
 /// Given a fontdesc, can rasterize fonts.
 pub struct Rasterizer {
@@ -86,16 +86,16 @@ pub struct Rasterizer {
     use_thin_strokes: bool,
 }
 
-/// Errors occurring when using the core text rasterizer
+/// Errors occurring when using the core text rasterizer.
 #[derive(Debug)]
 pub enum Error {
-    /// Tried to rasterize a glyph but it was not available
+    /// Tried to rasterize a glyph but it was not available.
     MissingGlyph(char),
 
-    /// Couldn't find font matching description
+    /// Couldn't find font matching description.
     MissingFont(FontDesc),
 
-    /// Requested an operation with a FontKey that isn't known to the rasterizer
+    /// Requested an operation with a FontKey that isn't known to the rasterizer.
     FontNotLoaded,
 }
 
@@ -136,7 +136,7 @@ impl crate::Rasterize for Rasterizer {
         })
     }
 
-    /// Get metrics for font specified by FontKey
+    /// Get metrics for font specified by FontKey.
     fn metrics(&self, key: FontKey, _size: Size) -> Result<Metrics, Error> {
         let font = self.fonts.get(&key).ok_or(Error::FontNotLoaded)?;
 
@@ -156,21 +156,21 @@ impl crate::Rasterize for Rasterizer {
         })
     }
 
-    /// Get rasterized glyph for given glyph key
+    /// Get rasterized glyph for given glyph key.
     fn get_glyph(&mut self, glyph: GlyphKey) -> Result<RasterizedGlyph, Error> {
-        // get loaded font
+        // Get loaded font.
         let font = self.fonts.get(&glyph.font_key).ok_or(Error::FontNotLoaded)?;
 
-        // first try the font itself as a direct hit
+        // First try the font itself as a direct hit.
         self.maybe_get_glyph(glyph, font).unwrap_or_else(|| {
-            // then try fallbacks
+            // Then try fallbacks.
             for fallback in &font.fallbacks {
                 if let Some(result) = self.maybe_get_glyph(glyph, &fallback) {
-                    // found a fallback
+                    // found a fallback.
                     return result;
                 }
             }
-            // no fallback, give up.
+            // No fallback, give up.
             Err(Error::MissingGlyph(glyph.c))
         })
     }
@@ -190,7 +190,7 @@ impl Rasterizer {
         let descriptors = descriptors_for_family(&desc.name[..]);
         for descriptor in descriptors {
             if descriptor.style_name == style {
-                // Found the font we want
+                // Found the font we want.
                 let scaled_size = f64::from(size.as_f32_pts()) * f64::from(self.device_pixel_ratio);
                 let font = descriptor.to_font(scaled_size, true);
                 return Ok(font);
@@ -221,7 +221,7 @@ impl Rasterizer {
         for descriptor in descriptors {
             let font = descriptor.to_font(scaled_size, true);
             if font.is_bold() == bold && font.is_italic() == italic {
-                // Found the font we want
+                // Found the font we want.
                 return Ok(font);
             }
         }
@@ -238,7 +238,7 @@ impl Rasterizer {
         }
     }
 
-    // Helper to try and get a glyph for a given font. Used for font fallback.
+    /// Helper to try and get a glyph for a given font. Used for font fallback.
     fn maybe_get_glyph(
         &self,
         glyph: GlyphKey,
@@ -254,7 +254,7 @@ impl Rasterizer {
     }
 }
 
-/// Specifies the intended rendering orientation of the font for obtaining glyph metrics
+/// Specifies the intended rendering orientation of the font for obtaining glyph metrics.
 #[derive(Debug)]
 pub enum FontOrientation {
     Default = kCTFontDefaultOrientation as isize,
@@ -268,7 +268,7 @@ impl Default for FontOrientation {
     }
 }
 
-/// A font
+/// A font.
 #[derive(Clone)]
 pub struct Font {
     ct_font: CTFont,
@@ -278,9 +278,9 @@ pub struct Font {
 
 unsafe impl Send for Font {}
 
-/// List all family names
+/// List all family names.
 pub fn get_family_names() -> Vec<String> {
-    // CFArray of CFStringRef
+    // CFArray of CFStringRef.
     let names = ct_get_family_names();
     let mut owned_names = Vec::new();
 
@@ -291,23 +291,23 @@ pub fn get_family_names() -> Vec<String> {
     owned_names
 }
 
-/// Return fallback descriptors for font/language list
+/// Return fallback descriptors for font/language list.
 fn cascade_list_for_languages(ct_font: &CTFont, languages: &[String]) -> Vec<Descriptor> {
-    // convert language type &Vec<String> -> CFArray
+    // Convert language type &Vec<String> -> CFArray.
     let langarr: CFArray<CFString> = {
         let tmp: Vec<CFString> =
             languages.iter().map(|language| CFString::new(&language)).collect();
         CFArray::from_CFTypes(&tmp)
     };
 
-    // CFArray of CTFontDescriptorRef (again)
+    // CFArray of CTFontDescriptorRef (again).
     let list = ct_cascade_list_for_languages(ct_font, &langarr);
 
-    // convert CFArray to Vec<Descriptor>
+    // Convert CFArray to Vec<Descriptor>.
     list.into_iter().map(|fontdesc| Descriptor::new(fontdesc.clone())).collect()
 }
 
-/// Get descriptors for family name
+/// Get descriptors for family name.
 pub fn descriptors_for_family(family: &str) -> Vec<Descriptor> {
     let mut out = Vec::new();
 
@@ -318,7 +318,7 @@ pub fn descriptors_for_family(family: &str) -> Vec<Descriptor> {
         create_for_family("Menlo").expect("Menlo exists")
     });
 
-    // CFArray of CTFontDescriptorRef (i think)
+    // CFArray of CTFontDescriptorRef (i think).
     let descriptors = ct_collection.get_descriptors();
     if let Some(descriptors) = descriptors {
         for descriptor in descriptors.iter() {
@@ -330,7 +330,7 @@ pub fn descriptors_for_family(family: &str) -> Vec<Descriptor> {
 }
 
 impl Descriptor {
-    /// Create a Font from this descriptor
+    /// Create a Font from this descriptor.
     pub fn to_font(&self, size: f64, load_fallbacks: bool) -> Font {
         let ct_font = ct_new_from_descriptor(&self.ct_descriptor, size);
         let cg_font = ct_font.copy_to_CGFont();
@@ -342,7 +342,7 @@ impl Descriptor {
                 .map(|descriptor| {
                     let menlo = ct_new_from_descriptor(&descriptor.ct_descriptor, size);
 
-                    // TODO fixme, hardcoded en for english
+                    // TODO fixme, hardcoded en for english.
                     let mut fallbacks = cascade_list_for_languages(&menlo, &["en".to_owned()])
                         .into_iter()
                         .filter(|desc| !desc.font_path.as_os_str().is_empty())
@@ -361,7 +361,7 @@ impl Descriptor {
                         fallbacks.push(descriptor.to_font(size, false))
                     };
 
-                    // Include Menlo in the fallback list as well
+                    // Include Menlo in the fallback list as well.
                     fallbacks.insert(0, Font {
                         cg_font: menlo.copy_to_CGFont(),
                         ct_font: menlo,
@@ -380,7 +380,7 @@ impl Descriptor {
 }
 
 impl Font {
-    /// The the bounding rect of a glyph
+    /// The the bounding rect of a glyph.
     pub fn bounding_rect_for_glyph(
         &self,
         orientation: FontOrientation,
@@ -488,7 +488,7 @@ impl Font {
             kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host,
         );
 
-        // Give the context an opaque, black background
+        // Give the context an opaque, black background.
         cg_context.set_rgb_fill_color(0.0, 0.0, 0.0, 1.0);
         let context_rect = CGRect::new(
             &CGPoint::new(0.0, 0.0),
@@ -510,7 +510,7 @@ impl Font {
         cg_context.set_allows_antialiasing(true);
         cg_context.set_should_antialias(true);
 
-        // Set fill color to white for drawing the glyph
+        // Set fill color to white for drawing the glyph.
         cg_context.set_rgb_fill_color(1.0, 1.0, 1.0, 1.0);
         let rasterization_origin =
             CGPoint { x: f64::from(-rasterized_left), y: f64::from(rasterized_descent) };
@@ -540,15 +540,15 @@ impl Font {
     }
 
     fn glyph_index(&self, character: char) -> Option<u32> {
-        // encode this char as utf-16
+        // Encode this char as utf-16.
         let mut buf = [0; 2];
         let encoded: &[u16] = character.encode_utf16(&mut buf);
-        // and use the utf-16 buffer to get the index
+        // And use the utf-16 buffer to get the index.
         self.glyph_index_utf16(encoded)
     }
 
     fn glyph_index_utf16(&self, encoded: &[u16]) -> Option<u32> {
-        // output buffer for the glyph. for non-BMP glyphs, like
+        // Output buffer for the glyph. for non-BMP glyphs, like
         // emojis, this will be filled with two chars the second
         // always being a 0.
         let mut glyphs: [CGGlyph; 2] = [0; 2];
@@ -586,11 +586,11 @@ mod tests {
         assert!(!list.is_empty());
         println!("{:?}", list);
 
-        // Check to_font
+        // Check to_font.
         let fonts = list.iter().map(|desc| desc.to_font(72., false)).collect::<Vec<_>>();
 
         for font in fonts {
-            // Get a glyph
+            // Get a glyph.
             for c in &['a', 'b', 'c', 'd'] {
                 let glyph = font.get_glyph(*c, 72., false).unwrap();
 
@@ -599,7 +599,7 @@ mod tests {
                     BitmapBuffer::RGBA(buf) => buf,
                 };
 
-                // Debug the glyph.. sigh
+                // Debug the glyph.. sigh.
                 for row in 0..glyph.height {
                     for col in 0..glyph.width {
                         let index = ((glyph.width * 3 * row) + (col * 3)) as usize;
diff --git a/font/src/directwrite/mod.rs b/font/src/directwrite/mod.rs
index ccb43b33..ab39814b 100644
--- a/font/src/directwrite/mod.rs
+++ b/font/src/directwrite/mod.rs
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! Rasterization powered by DirectWrite
+//! Rasterization powered by DirectWrite.
 use std::borrow::Cow;
 use std::collections::HashMap;
 use std::ffi::OsString;
@@ -114,7 +114,7 @@ impl DirectWriteRasterizer {
         let idx = *face
             .get_glyph_indices(&[c as u32])
             .first()
-            // DirectWrite returns 0 if the glyph does not exist in the font
+            // DirectWrite returns 0 if the glyph does not exist in the font.
             .filter(|glyph_index| **glyph_index != 0)
             .ok_or_else(|| Error::MissingGlyph(c))?;
 
@@ -184,7 +184,7 @@ impl crate::Rasterize for DirectWriteRasterizer {
 
         let line_height = f64::from(ascent - descent + line_gap);
 
-        // Since all monospace characters have the same width, we use `!` for horizontal metrics
+        // Since all monospace characters have the same width, we use `!` for horizontal metrics.
         let c = '!';
         let glyph_index = self.get_glyph_index(face, c)?;
 
@@ -205,7 +205,7 @@ impl crate::Rasterize for DirectWriteRasterizer {
     }
 
     fn load_font(&mut self, desc: &FontDesc, _size: Size) -> Result<FontKey, Error> {
-        // Fast path if face is already loaded
+        // Fast path if face is already loaded.
         if let Some(key) = self.keys.get(desc) {
             return Ok(*key);
         }
@@ -218,7 +218,7 @@ impl crate::Rasterize for DirectWriteRasterizer {
         let font = match desc.style {
             Style::Description { weight, slant } => {
                 // This searches for the "best" font - should mean we don't have to worry about
-                // fallbacks if our exact desired weight/style isn't available
+                // fallbacks if our exact desired weight/style isn't available.
                 Ok(family.get_first_matching_font(weight.into(), FontStretch::Normal, slant.into()))
             },
             Style::Specific(ref style) => {
@@ -332,7 +332,7 @@ fn get_current_locale() -> String {
     let mut buf = vec![0u16; LOCALE_NAME_MAX_LENGTH];
     let len = unsafe { GetUserDefaultLocaleName(buf.as_mut_ptr(), buf.len() as i32) as usize };
 
-    // `len` includes null byte, which we don't need in Rust
+    // `len` includes null byte, which we don't need in Rust.
     OsString::from_wide(&buf[..len - 1]).into_string().expect("Locale not valid unicode")
 }
 
diff --git a/font/src/ft/fc/char_set.rs b/font/src/ft/fc/char_set.rs
index 4bba4818..a60513c2 100644
--- a/font/src/ft/fc/char_set.rs
+++ b/font/src/ft/fc/char_set.rs
@@ -70,7 +70,7 @@ impl CharSetRef {
 
     pub fn merge(&self, other: &CharSetRef) -> Result<bool, ()> {
         unsafe {
-            // Value is just an indicator whether something was added or not
+            // Value is just an indicator whether something was added or not.
             let mut value: FcBool = 0;
             let res = FcCharSetMerge(self.as_ptr() as _, other.as_ptr() as _, &mut value);
             if res == 0 {
diff --git a/font/src/ft/fc/config.rs b/font/src/ft/fc/config.rs
index 44bb9986..868d2c42 100644
--- a/font/src/ft/fc/config.rs
+++ b/font/src/ft/fc/config.rs
@@ -24,7 +24,7 @@ foreign_type! {
 }
 
 impl Config {
-    /// Get the current configuration
+    /// Get the current configuration.
     pub fn get_current() -> &'static ConfigRef {
         unsafe { ConfigRef::from_ptr(FcConfigGetCurrent()) }
     }
diff --git a/font/src/ft/fc/font_set.rs b/font/src/ft/fc/font_set.rs
index ae746f45..241ee344 100644
--- a/font/src/ft/fc/font_set.rs
+++ b/font/src/ft/fc/font_set.rs
@@ -39,7 +39,7 @@ impl FontSet {
             FcFontSetList(
                 config.as_ptr(),
                 &mut source.as_ptr(),
-                1, // nsets
+                1, // nsets.
                 pattern.as_ptr(),
                 objects.as_ptr(),
             )
@@ -48,7 +48,7 @@ impl FontSet {
     }
 }
 
-/// Iterator over a font set
+/// Iterator over a font set.
 pub struct Iter<'a> {
     font_set: &'a FontSetRef,
     num_fonts: usize,
diff --git a/font/src/ft/fc/mod.rs b/font/src/ft/fc/mod.rs
index ecb056f7..b1b66be6 100644
--- a/font/src/ft/fc/mod.rs
+++ b/font/src/ft/fc/mod.rs
@@ -72,7 +72,7 @@ pub fn font_sort(config: &ConfigRef, pattern: &PatternRef) -> Option<FontSet> {
         let ptr = FcFontSort(
             config.as_ptr(),
             pattern.as_ptr(),
-            1, // Trim font list
+            1, // Trim font list.
             &mut charsets,
             &mut result,
         );
@@ -102,14 +102,14 @@ pub fn font_list(
     }
 }
 
-/// Available font sets
+/// Available font sets.
 #[derive(Debug, Copy, Clone)]
 pub enum SetName {
     System = FcSetSystem as isize,
     Application = FcSetApplication as isize,
 }
 
-/// When matching, how to match
+/// When matching, how to match.
 #[derive(Debug, Copy, Clone)]
 pub enum MatchKind {
     Font = FcMatchFont as isize,
@@ -187,7 +187,7 @@ impl From<isize> for Width {
     }
 }
 
-/// Subpixel geometry
+/// Subpixel geometry.
 #[derive(Debug)]
 pub enum Rgba {
     Unknown,
@@ -237,7 +237,7 @@ impl From<isize> for Rgba {
     }
 }
 
-/// Hinting Style
+/// Hinting Style.
 #[derive(Debug, Copy, Clone)]
 pub enum HintStyle {
     None,
@@ -257,7 +257,7 @@ impl fmt::Display for HintStyle {
     }
 }
 
-/// Lcd filter, used to reduce color fringing with subpixel rendering
+/// Lcd filter, used to reduce color fringing with subpixel rendering.
 pub enum LcdFilter {
     None,
     Default,
diff --git a/font/src/ft/fc/pattern.rs b/font/src/ft/fc/pattern.rs
index 53641f67..f40cc9c9 100644
--- a/font/src/ft/fc/pattern.rs
+++ b/font/src/ft/fc/pattern.rs
@@ -54,7 +54,7 @@ impl<'a> StringPropertyIter<'a> {
         };
 
         if result == FcResultMatch {
-            // Transmute here is to extend lifetime of the str to that of the iterator
+            // Transmute here is to extend lifetime of the str to that of the iterator.
             //
             // Potential unsafety? What happens if the pattern is modified while this ptr is
             // borrowed out?
@@ -67,7 +67,7 @@ impl<'a> StringPropertyIter<'a> {
     }
 }
 
-/// Iterator over integer properties
+/// Iterator over integer properties.
 pub struct BooleanPropertyIter<'a> {
     pattern: &'a PatternRef,
     object: &'a [u8],
@@ -99,7 +99,7 @@ impl<'a> BooleanPropertyIter<'a> {
     }
 }
 
-/// Iterator over integer properties
+/// Iterator over integer properties.
 pub struct IntPropertyIter<'a> {
     pattern: &'a PatternRef,
     object: &'a [u8],
@@ -204,7 +204,7 @@ impl<'a> LcdFilterPropertyIter<'a> {
     }
 }
 
-/// Iterator over integer properties
+/// Iterator over integer properties.
 pub struct DoublePropertyIter<'a> {
     pattern: &'a PatternRef,
     object: &'a [u8],
@@ -236,7 +236,7 @@ impl<'a> DoublePropertyIter<'a> {
     }
 }
 
-/// Implement debug for a property iterator
+/// Implement debug for a property iterator.
 macro_rules! impl_property_iter_debug {
     ($iter:ty => $item:ty) => {
         impl<'a> fmt::Debug for $iter {
@@ -260,7 +260,7 @@ macro_rules! impl_property_iter_debug {
     };
 }
 
-/// Implement Iterator and Debug for a property iterator
+/// Implement Iterator and Debug for a property iterator.
 macro_rules! impl_property_iter {
     ($($iter:ty => $item:ty),*) => {
         $(
@@ -310,7 +310,7 @@ macro_rules! impl_derived_property_iter {
     }
 }
 
-// Basic Iterators
+// Basic Iterators.
 impl_property_iter! {
     StringPropertyIter<'a> => &'a str,
     IntPropertyIter<'a> => isize,
@@ -318,7 +318,7 @@ impl_property_iter! {
     BooleanPropertyIter<'a> => bool
 }
 
-// Derived Iterators
+// Derived Iterators.
 impl_derived_property_iter! {
     RgbaPropertyIter<'a> => Rgba,
     HintStylePropertyIter<'a> => HintStyle,
@@ -460,23 +460,23 @@ impl PatternRef {
         index() => b"index\0"
     }
 
-    // Prints the pattern to stdout
-    //
-    // FontConfig doesn't expose a way to iterate over all members of a pattern;
-    // instead, we just defer to FcPatternPrint. Otherwise, this could have been
-    // a `fmt::Debug` impl.
+    /// Prints the pattern to stdout.
+    ///
+    /// FontConfig doesn't expose a way to iterate over all members of a pattern;
+    /// instead, we just defer to FcPatternPrint. Otherwise, this could have been
+    /// a `fmt::Debug` impl.
     pub fn print(&self) {
         unsafe { FcPatternPrint(self.as_ptr()) }
     }
 
-    /// Add a string value to the pattern
+    /// Add a string value to the pattern.
     ///
     /// If the returned value is `true`, the value is added at the end of
     /// any existing list, otherwise it is inserted at the beginning.
     ///
     /// # Unsafety
     ///
-    /// `object` is not checked to be a valid null-terminated string
+    /// `object` is not checked to be a valid null-terminated string.
     unsafe fn add_string(&mut self, object: &[u8], value: &str) -> bool {
         let value = CString::new(&value[..]).unwrap();
         let value = value.as_ptr();
@@ -556,9 +556,9 @@ impl PatternRef {
         unsafe { PatternHash(FcPatternHash(self.as_ptr())) }
     }
 
-    /// Add charset to the pattern
+    /// Add charset to the pattern.
     ///
-    /// The referenced charset is copied by fontconfig internally using
+    /// The referenced charset is copied by Fontconfig internally using
     /// FcValueSave so that no references to application provided memory are
     /// retained. That is, the CharSet can be safely dropped immediately
     /// after being added to the pattern.
diff --git a/font/src/ft/mod.rs b/font/src/ft/mod.rs
index d393b63f..ef1afb5f 100644
--- a/font/src/ft/mod.rs
+++ b/font/src/ft/mod.rs
@@ -46,7 +46,7 @@ impl FallbackFont {
 
 impl FontKey {
     fn from_pattern_hashes(lhs: PatternHash, rhs: PatternHash) -> Self {
-        // XOR two hashes to get a font ID
+        // XOR two hashes to get a font ID.
         Self { token: lhs.0.rotate_left(1) ^ rhs.0 }
     }
 }
@@ -121,18 +121,18 @@ impl Rasterize for FreeTypeRasterizer {
         let height = (full.size_metrics.height / 64) as f64;
         let descent = (full.size_metrics.descender / 64) as f32;
 
-        // Get underline position and thickness in device pixels
+        // Get underline position and thickness in device pixels.
         let x_scale = full.size_metrics.x_scale as f32 / 65536.0;
         let mut underline_position = f32::from(face.ft_face.underline_position()) * x_scale / 64.;
         let mut underline_thickness = f32::from(face.ft_face.underline_thickness()) * x_scale / 64.;
 
-        // Fallback for bitmap fonts which do not provide underline metrics
+        // Fallback for bitmap fonts which do not provide underline metrics.
         if underline_position == 0. {
             underline_thickness = (descent.abs() / 5.).round();
             underline_position = descent / 2.;
         }
 
-        // Get strikeout position and thickness in device pixels
+        // Get strikeout position and thickness in device pixels.
         let (strikeout_position, strikeout_thickness) =
             match TrueTypeOS2Table::from_face(&mut (*face.ft_face).clone()) {
                 Some(os2) => {
@@ -141,7 +141,7 @@ impl Rasterize for FreeTypeRasterizer {
                     (strikeout_position, strikeout_thickness)
                 },
                 _ => {
-                    // Fallback if font doesn't provide info about strikeout
+                    // Fallback if font doesn't provide info about strikeout.
                     trace!("Using fallback strikeout metrics");
                     let strikeout_position = height as f32 / 2. + descent;
                     (strikeout_position, underline_thickness)
@@ -206,9 +206,9 @@ struct FullMetrics {
 }
 
 impl FreeTypeRasterizer {
-    /// Load a font face according to `FontDesc`
+    /// Load a font face according to `FontDesc`.
     fn get_face(&mut self, desc: &FontDesc, size: Size) -> Result<FontKey, Error> {
-        // Adjust for DPI
+        // Adjust for DPR.
         let size = f64::from(size.as_f32_pts() * self.device_pixel_ratio * 96. / 72.);
 
         let config = fc::Config::get_current();
@@ -216,26 +216,26 @@ impl FreeTypeRasterizer {
         pattern.add_family(&desc.name);
         pattern.add_pixelsize(size);
 
-        // Add style to a pattern
+        // Add style to a pattern.
         match desc.style {
             Style::Description { slant, weight } => {
-                // Match nearest font
+                // Match nearest font.
                 pattern.set_weight(weight.into_fontconfig_type());
                 pattern.set_slant(slant.into_fontconfig_type());
             },
             Style::Specific(ref style) => {
-                // If a name was specified, try and load specifically that font
+                // If a name was specified, try and load specifically that font.
                 pattern.add_style(style);
             },
         }
 
-        // Hash requested pattern
+        // Hash requested pattern.
         let hash = pattern.hash();
 
         pattern.config_substitute(config, fc::MatchKind::Pattern);
         pattern.default_substitute();
 
-        // Get font list using pattern. First font is the primary one while the rest are fallbacks
+        // Get font list using pattern. First font is the primary one while the rest are fallbacks.
         let matched_fonts =
             fc::font_sort(&config, &pattern).ok_or_else(|| Error::MissingFont(desc.to_owned()))?;
         let mut matched_fonts = matched_fonts.into_iter();
@@ -243,24 +243,24 @@ impl FreeTypeRasterizer {
         let primary_font =
             matched_fonts.next().ok_or_else(|| Error::MissingFont(desc.to_owned()))?;
 
-        // We should render patterns to get values like `pixelsizefixupfactor`
+        // We should render patterns to get values like `pixelsizefixupfactor`.
         let primary_font = pattern.render_prepare(config, primary_font);
 
-        // Hash pattern together with request pattern to include requested font size in the hash
+        // Hash pattern together with request pattern to include requested font size in the hash.
         let primary_font_key = FontKey::from_pattern_hashes(hash, primary_font.hash());
 
-        // Return if we already have the same primary font
+        // Return if we already have the same primary font.
         if self.fallback_lists.contains_key(&primary_font_key) {
             return Ok(primary_font_key);
         }
 
-        // Load font if we haven't loaded it yet
+        // Load font if we haven't loaded it yet.
         if !self.faces.contains_key(&primary_font_key) {
             self.face_from_pattern(&primary_font, primary_font_key)
                 .and_then(|pattern| pattern.ok_or_else(|| Error::MissingFont(desc.to_owned())))?;
         }
 
-        // Coverage for fallback fonts
+        // Coverage for fallback fonts.
         let coverage = CharSet::new();
         let empty_charset = CharSet::new();
 
@@ -268,7 +268,7 @@ impl FreeTypeRasterizer {
             .map(|fallback_font| {
                 let charset = fallback_font.get_charset().unwrap_or(&empty_charset);
 
-                // Use original pattern to preserve loading flags
+                // Use original pattern to preserve loading flags.
                 let fallback_font = pattern.render_prepare(config, fallback_font);
                 let fallback_font_key = FontKey::from_pattern_hashes(hash, fallback_font.hash());
 
@@ -299,7 +299,7 @@ impl FreeTypeRasterizer {
         let mut ft_face = self.library.new_face(&ft_face_location.path, ft_face_location.index)?;
         if ft_face.has_color() {
             unsafe {
-                // Select the colored bitmap size to use from the array of available sizes
+                // Select the colored bitmap size to use from the array of available sizes.
                 freetype_sys::FT_Select_Size(ft_face.raw_mut(), 0);
             }
         }
@@ -370,7 +370,7 @@ impl FreeTypeRasterizer {
     fn load_face_with_glyph(&mut self, glyph: GlyphKey) -> Result<FontKey, Error> {
         let fallback_list = self.fallback_lists.get(&glyph.font_key).unwrap();
 
-        // Check whether glyph is presented in any fallback font
+        // Check whether glyph is presented in any fallback font.
         if !fallback_list.coverage.has_char(glyph.c) {
             return Ok(glyph.font_key);
         }
@@ -382,7 +382,7 @@ impl FreeTypeRasterizer {
                 Some(face) => {
                     let index = face.ft_face.get_char_index(glyph.c as usize);
 
-                    // We found something in a current face, so let's use it
+                    // We found something in a current face, so let's use it.
                     if index != 0 {
                         return Ok(font_key);
                     }
@@ -400,12 +400,12 @@ impl FreeTypeRasterizer {
             }
         }
 
-        // You can hit this return, if you're failing to get charset from a pattern
+        // You can hit this return, if you're failing to get charset from a pattern.
         Ok(glyph.font_key)
     }
 
     fn get_rendered_glyph(&mut self, glyph_key: GlyphKey) -> Result<RasterizedGlyph, Error> {
-        // Render a normal character if it's not a cursor
+        // Render a normal character if it's not a cursor.
         let font_key = self.face_for_glyph(glyph_key)?;
         let face = &self.faces[&font_key];
         let index = face.ft_face.get_char_index(glyph_key.c as usize);
@@ -442,7 +442,7 @@ impl FreeTypeRasterizer {
             let fixup_factor = if let Some(pixelsize_fixup_factor) = face.pixelsize_fixup_factor {
                 pixelsize_fixup_factor
             } else {
-                // Fallback if user has bitmap scaling disabled
+                // Fallback if user has bitmap scaling disabled.
                 let metrics = face.ft_face.size_metrics().ok_or(Error::MissingSizeMetrics)?;
                 f64::from(pixelsize) / f64::from(metrics.y_ppem)
             };
@@ -465,7 +465,7 @@ impl FreeTypeRasterizer {
             (false, fc::HintStyle::None, _) => LoadFlag::NO_HINTING | LoadFlag::MONOCHROME,
             (false, ..) => LoadFlag::TARGET_MONO | LoadFlag::MONOCHROME,
             (true, fc::HintStyle::None, _) => LoadFlag::NO_HINTING | LoadFlag::TARGET_NORMAL,
-            // hintslight does *not* use LCD hinting even when a subpixel mode
+            // `hintslight` does *not* use LCD hinting even when a subpixel mode
             // is selected.
             //
             // According to the FreeType docs,
@@ -478,7 +478,7 @@ impl FreeTypeRasterizer {
             // In practice, this means we can have `FT_LOAD_TARGET_LIGHT` with
             // subpixel render modes like `FT_RENDER_MODE_LCD`. Libraries like
             // cairo take the same approach and consider `hintslight` to always
-            // prefer `FT_LOAD_TARGET_LIGHT`
+            // prefer `FT_LOAD_TARGET_LIGHT`.
             (true, fc::HintStyle::Slight, _) => LoadFlag::TARGET_LIGHT,
             // If LCD hinting is to be used, must select hintmedium or hintfull,
             // have AA enabled, and select a subpixel mode.
@@ -565,7 +565,7 @@ impl FreeTypeRasterizer {
                     while count != 0 {
                         let value = ((byte >> bit) & 1) * 255;
                         // Push value 3x since result buffer should be 1 byte
-                        // per channel
+                        // per channel.
                         res.push(value);
                         res.push(value);
                         res.push(value);
@@ -623,7 +623,7 @@ impl FreeTypeRasterizer {
 /// This will take the `bitmap_glyph` as input and return the glyph's content downscaled by
 /// `fixup_factor`.
 fn downsample_bitmap(mut bitmap_glyph: RasterizedGlyph, fixup_factor: f64) -> RasterizedGlyph {
-    // Only scale colored buffers which are bigger than required
+    // Only scale colored buffers which are bigger than required.
     let bitmap_buffer = match (&bitmap_glyph.buf, fixup_factor.partial_cmp(&1.0)) {
         (BitmapBuffer::RGBA(buffer), Some(Ordering::Less)) => buffer,
         _ => return bitmap_glyph,
@@ -635,19 +635,20 @@ fn downsample_bitmap(mut bitmap_glyph: RasterizedGlyph, fixup_factor: f64) -> Ra
     let target_width = (bitmap_width as f64 * fixup_factor) as usize;
     let target_height = (bitmap_height as f64 * fixup_factor) as usize;
 
-    // Number of pixels in the input buffer, per pixel in the output buffer
+    // Number of pixels in the input buffer, per pixel in the output buffer.
     let downsampling_step = 1.0 / fixup_factor;
 
     let mut downsampled_buffer = Vec::<u8>::with_capacity(target_width * target_height * 4);
 
     for line_index in 0..target_height {
-        // Get the first and last line which will be consolidated in the current output pixel
+        // Get the first and last line which will be consolidated in the current output pixel.
         let line_index = line_index as f64;
         let source_line_start = (line_index * downsampling_step).round() as usize;
         let source_line_end = ((line_index + 1.) * downsampling_step).round() as usize;
 
         for column_index in 0..target_width {
-            // Get the first and last column which will be consolidated in the current output pixel
+            // Get the first and last column which will be consolidated in the current output
+            // pixel.
             let column_index = column_index as f64;
             let source_column_start = (column_index * downsampling_step).round() as usize;
             let source_column_end = ((column_index + 1.) * downsampling_step).round() as usize;
@@ -655,7 +656,7 @@ fn downsample_bitmap(mut bitmap_glyph: RasterizedGlyph, fixup_factor: f64) -> Ra
             let (mut r, mut g, mut b, mut a) = (0u32, 0u32, 0u32, 0u32);
             let mut pixels_picked: u32 = 0;
 
-            // Consolidate all pixels within the source rectangle into a single averaged pixel
+            // Consolidate all pixels within the source rectangle into a single averaged pixel.
             for source_line in source_line_start..source_line_end {
                 let source_pixel_index = source_line * bitmap_width;
 
@@ -669,7 +670,7 @@ fn downsample_bitmap(mut bitmap_glyph: RasterizedGlyph, fixup_factor: f64) -> Ra
                 }
             }
 
-            // Add a single pixel to the output buffer for the downscaled source rectangle
+            // Add a single pixel to the output buffer for the downscaled source rectangle.
             downsampled_buffer.push((r / pixels_picked) as u8);
             downsampled_buffer.push((g / pixels_picked) as u8);
             downsampled_buffer.push((b / pixels_picked) as u8);
@@ -679,7 +680,7 @@ fn downsample_bitmap(mut bitmap_glyph: RasterizedGlyph, fixup_factor: f64) -> Ra
 
     bitmap_glyph.buf = BitmapBuffer::RGBA(downsampled_buffer);
 
-    // Downscale the metrics
+    // Downscale the metrics.
     bitmap_glyph.top = (f64::from(bitmap_glyph.top) * fixup_factor) as i32;
     bitmap_glyph.left = (f64::from(bitmap_glyph.left) * fixup_factor) as i32;
     bitmap_glyph.width = target_width as i32;
@@ -688,19 +689,19 @@ fn downsample_bitmap(mut bitmap_glyph: RasterizedGlyph, fixup_factor: f64) -> Ra
     bitmap_glyph
 }
 
-/// Errors occurring when using the freetype rasterizer
+/// Errors occurring when using the freetype rasterizer.
 #[derive(Debug)]
 pub enum Error {
-    /// Error occurred within the FreeType library
+    /// Error occurred within the FreeType library.
     FreeType(freetype::Error),
 
-    /// Couldn't find font matching description
+    /// Couldn't find font matching description.
     MissingFont(FontDesc),
 
-    /// Tried to get size metrics from a Face that didn't have a size
+    /// Tried to get size metrics from a Face that didn't have a size.
     MissingSizeMetrics,
 
-    /// Requested an operation with a FontKey that isn't known to the rasterizer
+    /// Requested an operation with a FontKey that isn't known to the rasterizer.
     FontNotLoaded,
 }
 
diff --git a/font/src/lib.rs b/font/src/lib.rs
index 5ed255ad..2a19f620 100644
--- a/font/src/lib.rs
+++ b/font/src/lib.rs
@@ -12,11 +12,11 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-//! Compatibility layer for different font engines
+//! Compatibility layer for different font engines.
 //!
 //! CoreText is used on Mac OS.
 //! FreeType is used on everything that's not Mac OS.
-//! Eventually, ClearType support will be available for windows
+//! Eventually, ClearType support will be available for windows.
 
 #![deny(clippy::all, clippy::if_not_else, clippy::enum_glob_use, clippy::wrong_pub_self_convention)]
 
@@ -24,7 +24,7 @@ use std::fmt;
 use std::ops::{Add, Mul};
 use std::sync::atomic::{AtomicUsize, Ordering};
 
-// If target isn't macos or windows, reexport everything from ft
+// If target isn't macos or windows, reexport everything from ft.
 #[cfg(not(any(target_os = "macos", windows)))]
 pub mod ft;
 #[cfg(not(any(target_os = "macos", windows)))]
@@ -35,7 +35,7 @@ pub mod directwrite;
 #[cfg(windows)]
 pub use directwrite::{DirectWriteRasterizer as Rasterizer, Error};
 
-// If target is macos, reexport everything from darwin
+// If target is macos, reexport everything from darwin.
 #[cfg(target_os = "macos")]
 mod darwin;
 #[cfg(target_os = "macos")]
@@ -60,7 +60,7 @@ pub enum Weight {
     Bold,
 }
 
-/// Style of font
+/// Style of font.
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum Style {
     Specific(String),
@@ -93,16 +93,16 @@ impl fmt::Display for FontDesc {
     }
 }
 
-/// Identifier for a Font for use in maps/etc
+/// Identifier for a Font for use in maps/etc.
 #[derive(Debug, Clone, Copy, Hash, PartialEq, Eq)]
 pub struct FontKey {
     token: u32,
 }
 
 impl FontKey {
-    /// Get next font key for given size
+    /// Get next font key for given size.
     ///
-    /// The generated key will be globally unique
+    /// The generated key will be globally unique.
     pub fn next() -> FontKey {
         static TOKEN: AtomicUsize = AtomicUsize::new(0);
 
@@ -117,23 +117,23 @@ pub struct GlyphKey {
     pub size: Size,
 }
 
-/// Font size stored as integer
+/// Font size stored as integer.
 #[derive(Debug, Copy, Clone, Hash, PartialEq, Eq, PartialOrd, Ord)]
 pub struct Size(i16);
 
 impl Size {
-    /// Create a new `Size` from a f32 size in points
+    /// Create a new `Size` from a f32 size in points.
     pub fn new(size: f32) -> Size {
         Size((size * Size::factor()) as i16)
     }
 
-    /// Scale factor between font "Size" type and point size
+    /// Scale factor between font "Size" type and point size.
     #[inline]
     pub fn factor() -> f32 {
         2.0
     }
 
-    /// Get the f32 size in points
+    /// Get the f32 size in points.
     pub fn as_f32_pts(self) -> f32 {
         f32::from(self.0) / Size::factor()
     }
@@ -215,23 +215,23 @@ pub struct Metrics {
 }
 
 pub trait Rasterize {
-    /// Errors occurring in Rasterize methods
+    /// Errors occurring in Rasterize methods.
     type Err: ::std::error::Error + Send + Sync + 'static;
 
-    /// Create a new Rasterizer
+    /// Create a new Rasterizer.
     fn new(device_pixel_ratio: f32, use_thin_strokes: bool) -> Result<Self, Self::Err>
     where
         Self: Sized;
 
-    /// Get `Metrics` for the given `FontKey`
+    /// Get `Metrics` for the given `FontKey`.
     fn metrics(&self, _: FontKey, _: Size) -> Result<Metrics, Self::Err>;
 
-    /// Load the font described by `FontDesc` and `Size`
+    /// Load the font described by `FontDesc` and `Size`.
     fn load_font(&mut self, _: &FontDesc, _: Size) -> Result<FontKey, Self::Err>;
 
-    /// Rasterize the glyph described by `GlyphKey`.
+    /// Rasterize the glyph described by `GlyphKey`..
     fn get_glyph(&mut self, _: GlyphKey) -> Result<RasterizedGlyph, Self::Err>;
 
-    /// Update the Rasterizer's DPI factor
+    /// Update the Rasterizer's DPI factor.
     fn update_dpr(&mut self, device_pixel_ratio: f32);
 }