27 lines
552 B
Rust
27 lines
552 B
Rust
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enum foo { large, small, }
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impl foo : cmp::Eq {
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pure fn eq(&self, other: &foo) -> bool {
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((*self) as uint) == ((*other) as uint)
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}
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pure fn ne(&self, other: &foo) -> bool { !(*self).eq(other) }
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}
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fn main() {
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let a = (1, 2, 3);
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let b = (1, 2, 3);
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assert (a == b);
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assert (a != (1, 2, 4));
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assert (a < (1, 2, 4));
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assert (a <= (1, 2, 4));
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assert ((1, 2, 4) > a);
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assert ((1, 2, 4) >= a);
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let x = large;
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let y = small;
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assert (x != y);
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assert (x == large);
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assert (x != small);
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}
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