39 lines
1.0 KiB
Rust
39 lines
1.0 KiB
Rust
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// 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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// Tests that rvalue lifetimes is limited to the enclosing trans
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// cleanup scope. It is unclear that this is the correct lifetime for
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// rvalues, but that's what it is right now.
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struct Counter {
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value: uint
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}
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impl Counter {
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fn new(v: uint) -> Counter {
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Counter {value: v}
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}
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fn inc<'a>(&'a mut self) -> &'a mut Counter {
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self.value += 1;
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self
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}
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fn get(&self) -> uint {
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self.value
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}
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}
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pub fn main() {
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let v = Counter::new(22).inc().inc().get();
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//~^ ERROR borrowed value does not live long enough
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assert_eq!(v, 24);;
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}
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