37 lines
989 B
Rust
37 lines
989 B
Rust
// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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pub fn main() {
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match &[(Box::new(5),Box::new(7))] {
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ps => {
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let (ref y, _) = ps[0];
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assert_eq!(**y, 5);
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}
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}
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match Some(&[(Box::new(5),)]) {
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Some(ps) => {
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let (ref y,) = ps[0];
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assert_eq!(**y, 5);
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}
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None => ()
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}
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match Some(&[(Box::new(5),Box::new(7))]) {
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Some(ps) => {
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let (ref y, ref z) = ps[0];
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assert_eq!(**y, 5);
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assert_eq!(**z, 7);
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}
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None => ()
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}
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}
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