blob: 2b6314c38ceb6db64784caf2ccccb336e726a09b (
plain)
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
|
error[E0308]: mismatched types
--> $DIR/expr-as-stmt-2.rs:3:26
|
LL | if let Some(x) = a { true } else { false }
| ---------------------^^^^-----------------
| | |
| | expected `()`, found `bool`
| expected this to be `()`
|
help: you might have meant to return this value
|
LL | if let Some(x) = a { return true; } else { false }
| ++++++ +
error[E0308]: mismatched types
--> $DIR/expr-as-stmt-2.rs:3:40
|
LL | if let Some(x) = a { true } else { false }
| -----------------------------------^^^^^--
| | |
| | expected `()`, found `bool`
| expected this to be `()`
|
help: you might have meant to return this value
|
LL | if let Some(x) = a { true } else { return false; }
| ++++++ +
error[E0308]: mismatched types
--> $DIR/expr-as-stmt-2.rs:6:5
|
LL | fn foo(a: Option<u32>, b: Option<u32>) -> bool {
| ---- expected `bool` because of return type
...
LL | / &&
LL | | if let Some(y) = a { true } else { false }
| |______________________________________________^ expected `bool`, found `&&bool`
|
help: parentheses are required to parse this as an expression
|
LL | (if let Some(x) = a { true } else { false })
| + +
error: aborting due to 3 previous errors
For more information about this error, try `rustc --explain E0308`.
|
