22 lines
770 B
Rust
22 lines
770 B
Rust
// Copyright 2012 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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fn main() {
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match {a: 10, b: @20} {
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x@{a, b: @20} => { assert x.a == 10; assert a == 10; }
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{b, _} => { fail; }
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}
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let x@{b, _} = {a: 10, b: {mut c: 20}};
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x.b.c = 30;
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assert b.c == 20;
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let y@{d, _} = {a: 10, d: {mut c: 20}};
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y.d.c = 30;
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assert d.c == 20;
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}
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