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#[macro_use] pub mod termcolor;
use std::cmp;
use std::fmt::Arguments;
use errors::Error;
#[repr(usize)]
#[derive(Clone, Copy, Eq, Debug)]
pub enum ChatterLevel {
Minimal = 0,
Normal,
}
impl PartialEq for ChatterLevel {
#[inline]
fn eq(&self, other: &ChatterLevel) -> bool {
*self as usize == *other as usize
}
}
impl PartialOrd for ChatterLevel {
#[inline]
fn partial_cmp(&self, other: &ChatterLevel) -> Option<cmp::Ordering> {
Some(self.cmp(other))
}
}
impl Ord for ChatterLevel {
#[inline]
fn cmp(&self, other: &ChatterLevel) -> cmp::Ordering {
(*self as usize).cmp(&(*other as usize))
}
}
#[derive(Clone, Copy, PartialEq, Eq, Debug)]
pub enum MessageKind {
Note,
Warning,
Error,
}
pub trait StatusBackend {
fn report(&mut self, kind: MessageKind, args: Arguments, err: Option<&Error>);
}
#[macro_export]
macro_rules! tt_note {
($dest:expr, $( $fmt_args:expr ),*) => {
$dest.report($crate::status::MessageKind::Note, format_args!($( $fmt_args ),*), None)
};
($dest:expr, $( $fmt_args:expr ),* ; $err:expr) => {
$dest.report($crate::status::MessageKind::Note, format_args!($( $fmt_args ),*), Some(&$err))
};
}
#[macro_export]
macro_rules! tt_warning {
($dest:expr, $( $fmt_args:expr ),*) => {
$dest.report($crate::status::MessageKind::Warning, format_args!($( $fmt_args ),*), None)
};
($dest:expr, $( $fmt_args:expr ),* ; $err:expr) => {
$dest.report($crate::status::MessageKind::Warning, format_args!($( $fmt_args ),*), Some(&$err))
};
}
#[macro_export]
macro_rules! tt_error {
($dest:expr, $( $fmt_args:expr ),*) => {
$dest.report($crate::status::MessageKind::Error, format_args!($( $fmt_args ),*), None)
};
($dest:expr, $( $fmt_args:expr ),* ; $err:expr) => {
$dest.report($crate::status::MessageKind::Error, format_args!($( $fmt_args ),*), Some(&$err))
};
}
pub struct NoopStatusBackend { }
impl NoopStatusBackend {
pub fn new() -> NoopStatusBackend {
NoopStatusBackend { }
}
}
impl StatusBackend for NoopStatusBackend {
fn report(&mut self, _kind: MessageKind, _args: Arguments, _err: Option<&Error>) {}
}