/src/test/run-pass/expr-alt-generic-box1.rs

http://github.com/jruderman/rust · Rust · 17 lines · 10 code · 6 blank · 1 comment · 2 complexity · 38537d47e7592addd3bc19a9b4f2775b MD5 · raw file

  1. // -*- rust -*-
  2. type compare<T> = fn@(@T, @T) -> bool;
  3. fn test_generic<T>(expected: @T, eq: compare<T>) {
  4. let actual: @T = match check true { true => { expected } };
  5. assert (eq(expected, actual));
  6. }
  7. fn test_box() {
  8. fn compare_box(b1: @bool, b2: @bool) -> bool { return *b1 == *b2; }
  9. test_generic::<bool>(@true, compare_box);
  10. }
  11. fn main() { test_box(); }