27 lines
493 B
Rust
27 lines
493 B
Rust
// run-pass
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#![allow(unused)]
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fn foo<F>(f: F)
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where F: FnOnce()
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{
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}
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fn main() {
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// Test that this closure is inferred to `FnOnce`
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// because it moves from `y.as<Option::Some>.0`:
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let x = Some(vec![1, 2, 3]);
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foo(|| {
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match x {
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Some(y) => { }
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None => { }
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}
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});
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// Test that this closure is inferred to `FnOnce`
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// because it moves from `y.0`:
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let y = (vec![1, 2, 3], 0);
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foo(|| {
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let x = y.0;
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});
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}
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