10 lines
276 B
Rust
10 lines
276 B
Rust
fn inc(+x: uint) -> uint { x + 1 }
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fn main() {
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assert [1, 3].map_to_vec(inc) == ~[2, 4];
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assert [1, 2, 3].map_to_vec(inc) == ~[2, 3, 4];
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assert None.map_to_vec(inc) == ~[];
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assert Some(1).map_to_vec(inc) == ~[2];
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assert Some(2).map_to_vec(inc) == ~[3];
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}
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