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// Copyright 2016 Joe Wilm, The Alacritty Project Contributors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#[macro_export]
macro_rules! die {
($($arg:tt)*) => {{
err_println!($($arg)*);
::std::process::exit(1);
}}
}
#[macro_export]
macro_rules! err_println {
($($arg:tt)*) => {{
if cfg!(feature = "err-println") {
use std::io::Write;
(writeln!(&mut ::std::io::stderr(), $($arg)*)).expect("stderr");
}
}}
}
#[macro_export]
macro_rules! debug_println {
($($t:tt)*) => {
if cfg!(debug_assertions) {
err_println!($($t)*);
}
}
}
#[macro_export]
macro_rules! debug_print {
($($t:tt)*) => {
if cfg!(debug_assertions) {
err_print!($($t)*);
}
}
}
#[macro_export]
macro_rules! maybe {
($option:expr) => {
match $option {
Some(value) => value,
None => return None,
}
}
}
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