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54a0048b | 1 | // Copyright 2016 The Rust Project Developers. See the COPYRIGHT |
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2 | // file at the top-level directory of this distribution and at |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
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11 | // aux-build:three-equals.rs |
12 | // ignore-stage1 | |
13 | ||
94b46f34 | 14 | #![feature(use_extern_macros, proc_macro_non_items)] |
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15 | |
16 | extern crate three_equals; | |
17 | ||
18 | use three_equals::three_equals; | |
a7813a04 | 19 | |
970d7e83 | 20 | fn main() { |
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21 | // This one is okay. |
22 | three_equals!(===); | |
23 | ||
24 | // Need exactly three equals. | |
ff7c6d11 | 25 | three_equals!(==); //~ ERROR found 2 equal signs, need exactly 3 |
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26 | |
27 | // Need exactly three equals. | |
ff7c6d11 | 28 | three_equals!(=====); //~ ERROR expected EOF |
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29 | |
30 | // Only equals accepted. | |
ff7c6d11 | 31 | three_equals!(abc); //~ ERROR expected `=` |
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32 | |
33 | // Only equals accepted. | |
ff7c6d11 | 34 | three_equals!(!!); //~ ERROR expected `=` |
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35 | |
36 | // Only three characters expected. | |
ff7c6d11 | 37 | three_equals!(===a); //~ ERROR expected EOF |
223e47cc | 38 | } |