mirror of https://github.com/rust-lang/rust
27 lines
443 B
Rust
27 lines
443 B
Rust
//@ run-pass
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//@ needs-threads
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use std::thread;
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pub fn main() {
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test05();
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}
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fn test05_start<F: FnOnce(isize)>(f: F) {
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f(22);
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}
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fn test05() {
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let three: Box<_> = Box::new(3);
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let fn_to_send = move |n: isize| {
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println!("{}", *three + n); // will copy x into the closure
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assert_eq!(*three, 3);
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};
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thread::spawn(move || {
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test05_start(fn_to_send);
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})
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.join()
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.ok()
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.unwrap();
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}
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