a137d00ce5
This commit updates the `Mac_` AST structure to keep track of the delimiters that it originally had for its invocation. This allows us to faithfully pretty-print macro invocations not using parentheses (e.g. `vec![...]`). This in turn helps procedural macros due to #43081. Closes #50840
27 lines
703 B
Rust
27 lines
703 B
Rust
// Copyright 2018 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:macro-brackets.rs
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#![feature(proc_macro)]
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extern crate macro_brackets as bar;
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use bar::doit;
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macro_rules! id {
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($($t:tt)*) => ($($t)*)
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}
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#[doit]
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id![static X: u32 = 'a';]; //~ ERROR: mismatched types
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fn main() {}
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