/src/test/run-pass/if-check.rs

http://github.com/jruderman/rust · Rust · 15 lines · 13 code · 2 blank · 0 comment · 7 complexity · eab5b38e381eda21ebc0ea6bd9d68297 MD5 · raw file 

    

  1. pure fn even(x: uint) -> bool {
    2. 

  2.     if x < 2u {
    3. 

  3.         return false;
    4. 

  4.     } else if x == 2u { return true; } else { return even(x - 2u); }
    5. 

  5. }
    6. 

  6. 

  7. fn foo(x: uint) {
    8. 

  8.     if even(x) {
    9. 

  9.         log(debug, x);
    10. 

  10.     } else {
    11. 

  11.         fail;
    12. 

  12.     }
    13. 

  13. }
    14. 

  14. 

  15. fn main() { foo(2u); }
    16.