File: generate-dollar-ident.rs

package info (click to toggle)
rustc 1.86.0%2Bdfsg1-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, forky, sid
  • size: 913,560 kB
  • sloc: xml: 158,127; python: 35,921; javascript: 19,689; sh: 19,600; cpp: 18,906; ansic: 13,124; asm: 4,376; makefile: 708; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (12 lines) | stat: -rw-r--r-- 253 bytes parent folder | download | duplicates (15) 
1
2
3
4
5
6
7
8
9
10
11
12
 
#![feature(proc_macro_quote)]

extern crate proc_macro;
use proc_macro::*;

#[proc_macro]
pub fn dollar_ident(input: TokenStream) -> TokenStream {
    let black_hole = input.into_iter().next().unwrap();
    quote! {
        $black_hole!($$var);
    }
}