Add support for indexed colors

ANSI escape sequences like `\x1b[48;5;10m` were not supported until now.
Specifically, the second attribute, 5, says that the following attribute
is a color index.

The ref tests were updated since `enum Color` variants changed.

1 files changed, 2 insertions, 9 deletions

diff --git a/src/term/cell.rs b/src/term/cell.rs
index 506fde0e..df648294 100644
--- a/src/term/cell.rs
+++ b/src/term/cell.rs
@@ -15,8 +15,7 @@
 
 use std::mem;
 
-use ansi;
-use Rgb;
+use ansi::{NamedColor, Color};
 
 bitflags! {
     #[derive(Serialize, Deserialize)]
@@ -28,12 +27,6 @@ bitflags! {
     }
 }
 
-#[derive(Debug, Copy, Clone, PartialEq, Eq, Serialize, Deserialize)]
-pub enum Color {
-    Rgb(Rgb),
-    Ansi(ansi::Color),
-}
-
 #[derive(Clone, Debug, Serialize, Deserialize, Eq, PartialEq)]
 pub struct Cell {
     pub c: char,
@@ -59,7 +52,7 @@ impl Cell {
     #[inline]
     pub fn is_empty(&self) -> bool {
         self.c == ' ' &&
-            self.bg == Color::Ansi(ansi::Color::Background) &&
+            self.bg == Color::Named(NamedColor::Background) &&
             !self.flags.contains(INVERSE)
     }