/src/test/run-pass/macro.rs

http://github.com/jruderman/rust · Rust · 11 lines · 8 code · 2 blank · 1 comment · 2 complexity · 0eb0e79943b2de839559d912ce71c726 MD5 · raw file 

    

  1. // xfail-pretty - token trees can't pretty print
    2. 

  2. 

  3. fn main() {
    4. 

  4.     #macro[[#m1[a], a * 4]];
    5. 

  5.     assert (m1!{2} == 8);
    6. 

  6. 

  7.     macro_rules! m1tt {
    8. 

  8.         {$a:expr} => {$a*4}
    9. 

  9.     };
    10. 

  10.     assert(m1tt!{2} == 8);
    11. 

  11. }
    12.