1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
fn a() {
let mut vec = ~[~1, ~2, ~3];
match vec {
[~ref _a] => {
vec[0] = ~4; //~ ERROR cannot assign to `(*vec)[]` because it is borrowed
}
_ => fail!("foo")
}
}
fn b() {
let mut vec = ~[~1, ~2, ~3];
match vec {
[.._b] => {
vec[0] = ~4; //~ ERROR cannot assign to `(*vec)[]` because it is borrowed
}
}
}
fn c() {
let mut vec = ~[~1, ~2, ~3];
match vec {
[_a, .._b] => {
//~^ ERROR cannot move out
// Note: `_a` is *moved* here, but `b` is borrowing,
// hence illegal.
//
// See comment in middle/borrowck/gather_loans/mod.rs
// in the case covering these sorts of vectors.
}
_ => {}
}
let a = vec[0]; //~ ERROR use of partially moved value: `vec`
}
fn d() {
let mut vec = ~[~1, ~2, ~3];
match vec {
[.._a, _b] => {
//~^ ERROR cannot move out
}
_ => {}
}
let a = vec[0]; //~ ERROR use of partially moved value: `vec`
}
fn e() {
let mut vec = ~[~1, ~2, ~3];
match vec {
[_a, _b, _c] => {}
_ => {}
}
let a = vec[0]; //~ ERROR use of partially moved value: `vec`
}
fn main() {}
|
