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Fix try wrapping expression in variant suggestion with struct field shorthand

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This commit is contained in:
Michael Goulet 2022-01-11 20:22:00 -08:00
parent de9b573eed
commit dae6dc6b97
3 changed files with 92 additions and 34 deletions
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8
src/test/ui/did_you_mean/compatible-variants.rs
View file

@ -3,6 +3,10 @@ enum Hey<A, B> {
B(B),
}
struct Foo {
bar: Option<i32>,
}
fn f() {}
fn a() -> Option<()> {
@ -40,4 +44,8 @@ fn main() {
let _: Hey<i32, bool> = false;
//~^ ERROR mismatched types
//~| HELP try wrapping
let bar = 1i32;
let _ = Foo { bar };
//~^ ERROR mismatched types
//~| HELP try wrapping
}

31
src/test/ui/did_you_mean/compatible-variants.stderr
View file

@ -1,5 +1,5 @@
error[E0308]: mismatched types
--> $DIR/compatible-variants.rs:9:5
--> $DIR/compatible-variants.rs:13:5
|
LL | fn a() -> Option<()> {
| ---------- expected `Option<()>` because of return type
@ -21,7 +21,7 @@ LL + Some(())
|
error[E0308]: mismatched types
--> $DIR/compatible-variants.rs:17:5
--> $DIR/compatible-variants.rs:21:5
|
LL | fn b() -> Result<(), ()> {
| -------------- expected `Result<(), ()>` because of return type
@ -37,7 +37,7 @@ LL + Ok(())
|
error[E0308]: mismatched types
--> $DIR/compatible-variants.rs:23:25
--> $DIR/compatible-variants.rs:27:25
|
LL | let _: Option<()> = while false {};
| ---------- ^^^^^^^^^^^^^^ expected enum `Option`, found `()`
@ -52,7 +52,7 @@ LL | let _: Option<()> = Some(while false {});
| +++++ +
error[E0308]: mismatched types
--> $DIR/compatible-variants.rs:27:9
--> $DIR/compatible-variants.rs:31:9
|
LL | while false {}
| ^^^^^^^^^^^^^^ expected enum `Option`, found `()`
@ -69,7 +69,7 @@ LL + Some(())
|
error[E0308]: mismatched types
--> $DIR/compatible-variants.rs:31:31
--> $DIR/compatible-variants.rs:35:31
|
LL | let _: Result<i32, i32> = 1;
| ---------------- ^ expected enum `Result`, found integer
@ -86,7 +86,7 @@ LL | let _: Result<i32, i32> = Err(1);
| ++++ +
error[E0308]: mismatched types
--> $DIR/compatible-variants.rs:34:26
--> $DIR/compatible-variants.rs:38:26
|
LL | let _: Option<i32> = 1;
| ----------- ^ expected enum `Option`, found integer
@ -101,7 +101,7 @@ LL | let _: Option<i32> = Some(1);
| +++++ +
error[E0308]: mismatched types
--> $DIR/compatible-variants.rs:37:28
--> $DIR/compatible-variants.rs:41:28
|
LL | let _: Hey<i32, i32> = 1;
| ------------- ^ expected enum `Hey`, found integer
@ -118,7 +118,7 @@ LL | let _: Hey<i32, i32> = Hey::B(1);
| +++++++ +
error[E0308]: mismatched types
--> $DIR/compatible-variants.rs:40:29
--> $DIR/compatible-variants.rs:44:29
|
LL | let _: Hey<i32, bool> = false;
| -------------- ^^^^^ expected enum `Hey`, found `bool`
@ -132,6 +132,19 @@ help: try wrapping the expression in `Hey::B`
LL | let _: Hey<i32, bool> = Hey::B(false);
| +++++++ +
error: aborting due to 8 previous errors
error[E0308]: mismatched types
--> $DIR/compatible-variants.rs:48:19
|
LL | let _ = Foo { bar };
| ^^^ expected enum `Option`, found `i32`
|
= note: expected enum `Option<i32>`
found type `i32`
help: try wrapping the expression in `Some`
|
LL | let _ = Foo { bar: Some(bar) };
| ~~~~~~~~~~~~~~
error: aborting due to 9 previous errors
For more information about this error, try `rustc --explain E0308`.