about summary refs log tree commit diff
path: root/src/libsyntax/diagnostics/macros.rs
blob: b0260e1180f8f89b655e59749b758b0ef3d63dfe (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
// 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]

// NOTE: remove after next snapshot
#[cfg(stage0)]
#[macro_export]
macro_rules! __register_diagnostic(
    ($code:tt, $description:tt) => ();
    ($code:tt) => ()
)

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

// NOTE: remove after next snapshot
#[cfg(stage0)]
#[macro_export]
macro_rules! __build_diagnostic_array(
    ($name:ident) => {
        pub static $name: [(&'static str, &'static str), ..0] = [];
    }
)

// NOTE: remove after next snapshot
#[cfg(stage0)]
#[macro_export]
macro_rules! __diagnostic_used(
    ($code:ident) => {
        ()
    }
)

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