67cc89f38d
Issue #352 Closes #1720 The old checker would happily accept things like 'alt x { @some(a) { a } }'. It now properly descends into patterns, checks exhaustiveness of booleans, and complains when number/string patterns aren't exhaustive.
18 lines
395 B
Rust
18 lines
395 B
Rust
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// -*- rust -*-
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type compare<T> = fn@(~T, ~T) -> bool;
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fn test_generic<T: copy>(expected: ~T, eq: compare<T>) {
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let actual: ~T = alt check true { true { expected } };
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assert (eq(expected, actual));
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}
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fn test_box() {
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fn compare_box(b1: ~bool, b2: ~bool) -> bool { ret *b1 == *b2; }
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let eq = compare_box(_, _);
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test_generic::<bool>(~true, eq);
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}
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fn main() { test_box(); }
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