32 lines
474 B
Rust
32 lines
474 B
Rust
// Ensures that class dtors run if the object is inside an enum
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// variant
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type closable = @mut bool;
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struct close_res {
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i: closable,
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}
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impl close_res : Drop {
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fn finalize() {
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*(self.i) = false;
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}
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}
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fn close_res(i: closable) -> close_res {
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close_res {
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i: i
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}
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}
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enum option<T> { none, some(T), }
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fn sink(res: option<close_res>) { }
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fn main() {
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let c = @mut true;
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sink(none);
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sink(some(close_res(c)));
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assert (!*c);
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}
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