rust/src/test/ui/proc-macro/auxiliary/builtin-attrs.rs

37 lines
1.0 KiB
Rust
Raw Normal View History

// Copyright 2016 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.
// no-prefer-dynamic
#![crate_type = "proc-macro"]
extern crate proc_macro;
use proc_macro::*;
#[proc_macro_attribute]
pub fn feature(_: TokenStream, input: TokenStream) -> TokenStream {
input
}
#[proc_macro_attribute]
pub fn repr(_: TokenStream, input: TokenStream) -> TokenStream {
input
}
#[proc_macro_attribute]
pub fn test(_: TokenStream, input: TokenStream) -> TokenStream {
"struct Test;".parse().unwrap()
}
#[proc_macro_attribute]
pub fn bench(_: TokenStream, input: TokenStream) -> TokenStream {
"struct Bench;".parse().unwrap()
}