73 lines
1.8 KiB
Rust
73 lines
1.8 KiB
Rust
// Copyright 2014 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 a() {
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let mut vec = [~1, ~2, ~3];
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match vec {
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[~ref _a, _, _] => {
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vec[0] = ~4; //~ ERROR cannot assign
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}
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}
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}
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fn b() {
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let mut vec = vec!(~1, ~2, ~3);
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let vec: &mut [~int] = vec.as_mut_slice();
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match vec {
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[.._b] => {
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vec[0] = ~4; //~ ERROR cannot assign
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}
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}
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}
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fn c() {
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let mut vec = vec!(~1, ~2, ~3);
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let vec: &mut [~int] = vec.as_mut_slice();
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match vec {
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[_a, .._b] => {
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//~^ ERROR cannot move out
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// Note: `_a` is *moved* here, but `b` is borrowing,
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// hence illegal.
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//
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// See comment in middle/borrowck/gather_loans/mod.rs
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// in the case covering these sorts of vectors.
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}
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_ => {}
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}
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let a = vec[0]; //~ ERROR cannot move out
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}
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fn d() {
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let mut vec = vec!(~1, ~2, ~3);
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let vec: &mut [~int] = vec.as_mut_slice();
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match vec {
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[.._a, _b] => {
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//~^ ERROR cannot move out
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}
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_ => {}
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}
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let a = vec[0]; //~ ERROR cannot move out
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}
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fn e() {
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let mut vec = vec!(~1, ~2, ~3);
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let vec: &mut [~int] = vec.as_mut_slice();
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match vec {
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[_a, _b, _c] => {} //~ ERROR cannot move out
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//~^ ERROR cannot move out
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//~^^ ERROR cannot move out
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_ => {}
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}
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let a = vec[0]; //~ ERROR cannot move out
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}
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fn main() {}
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