39 lines
954 B
Rust
39 lines
954 B
Rust
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// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// aux-build:three-equals.rs
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// ignore-stage1
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#![feature(proc_macro)]
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extern crate three_equals;
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use three_equals::three_equals;
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fn main() {
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// This one is okay.
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three_equals!(===);
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// Need exactly three equals.
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three_equals!(==);
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// Need exactly three equals.
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three_equals!(=====);
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// Only equals accepted.
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three_equals!(abc);
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// Only equals accepted.
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three_equals!(!!);
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// Only three characters expected.
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three_equals!(===a);
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}
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