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Detect tuple struct incorrectly used as struct pat

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This commit is contained in:
Esteban Küber 2020-07-08 19:39:26 -07:00
parent 346aec9b02
commit 5daedea3db
10 changed files with 137 additions and 49 deletions
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17
src/test/ui/missing/missing-fields-in-struct-pattern.stderr
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@ -1,18 +1,9 @@
error[E0026]: struct `S` does not have fields named `a`, `b`, `c`, `d`
--> $DIR/missing-fields-in-struct-pattern.rs:4:16
|
LL | if let S { a, b, c, d } = S(1, 2, 3, 4) {
| ^ ^ ^ ^ struct `S` does not have these fields
error[E0027]: pattern does not mention fields `0`, `1`, `2`, `3`
error[E0769]: tuple variant `S` written as struct variant
--> $DIR/missing-fields-in-struct-pattern.rs:4:12
|
LL | if let S { a, b, c, d } = S(1, 2, 3, 4) {
| ^^^^^^^^^^^^^^^^ missing fields `0`, `1`, `2`, `3`
|
= note: trying to match a tuple variant with a struct variant pattern
| ^^^^^^^^^^^^^^^^ help: use the tuple variant pattern syntax instead: `S(a, b, c, d)`
error: aborting due to 2 previous errors
error: aborting due to previous error
Some errors have detailed explanations: E0026, E0027.
For more information about an error, try `rustc --explain E0026`.
For more information about this error, try `rustc --explain E0769`.