mirror of https://github.com/rust-lang/rust
29 lines
589 B
Rust
29 lines
589 B
Rust
//@ force-host
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//@ no-prefer-dynamic
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#![crate_type = "proc-macro"]
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extern crate proc_macro;
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use proc_macro::TokenStream;
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#[proc_macro_attribute]
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pub fn attr_with_args(args: TokenStream, input: TokenStream) -> TokenStream {
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let args = args.to_string();
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assert_eq!(args, r#"text = "Hello, world!""#);
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let input = input.to_string();
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assert_eq!(input, "fn foo() {}");
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r#"
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fn foo() -> &'static str { "Hello, world!" }
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"#.parse().unwrap()
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}
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#[proc_macro_attribute]
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pub fn identity(attr_args: TokenStream, _: TokenStream) -> TokenStream {
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attr_args
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}
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