rust/src/libsyntax/diagnostics/macros.rs

// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

#![macro_escape]

#[macro_export]
macro_rules! register_diagnostic(
    ($code:tt, $description:tt) => (__register_diagnostic!($code, $description));
    ($code:tt) => (__register_diagnostic!($code))
)

#[macro_export]
macro_rules! span_err(
    ($session:expr, $span:expr, $code:ident, $($message:tt)*) => ({
        __diagnostic_used!($code);
        $session.span_err_with_code($span, format!($($message)*).as_slice(), stringify!($code))
    })
)

#[macro_export]
macro_rules! span_warn(
    ($session:expr, $span:expr, $code:ident, $($message:tt)*) => ({
        __diagnostic_used!($code);
        $session.span_warn_with_code($span, format!($($message)*).as_slice(), stringify!($code))
    })
)

#[macro_export]
macro_rules! span_note(
    ($session:expr, $span:expr, $($message:tt)*) => ({
        ($session).span_note($span, format!($($message)*).as_slice())
    })
)

#[macro_export]
macro_rules! register_diagnostics(
    ($($code:tt),*) => (
        $(register_diagnostic!($code))*
    )
)