55e4e3e393
When encountering a bare assignment in a let-chain, suggest turning the
assignment into a `let` expression or an equality check.
```
error: expected expression, found `let` statement
--> $DIR/bad-if-let-suggestion.rs:5:8
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LL | if let x = 1 && i = 2 {}
| ^^^^^^^^^
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= note: only supported directly in conditions of `if` and `while` expressions
help: you might have meant to continue the let-chain
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LL | if let x = 1 && let i = 2 {}
| +++
help: you might have meant to compare for equality
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LL | if let x = 1 && i == 2 {}
| +
```
74 lines
2.1 KiB
Plaintext
74 lines
2.1 KiB
Plaintext
error: expected expression, found `let` statement
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--> $DIR/bad-if-let-suggestion.rs:2:8
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LL | if let x = 1 && i = 2 {}
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| ^^^^^^^^^
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= note: only supported directly in conditions of `if` and `while` expressions
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help: you might have meant to continue the let-chain
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LL | if let x = 1 && let i = 2 {}
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| +++
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help: you might have meant to compare for equality
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LL | if let x = 1 && i == 2 {}
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| +
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error[E0425]: cannot find value `i` in this scope
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--> $DIR/bad-if-let-suggestion.rs:2:21
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LL | if let x = 1 && i = 2 {}
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| ^ not found in this scope
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error[E0425]: cannot find value `i` in this scope
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--> $DIR/bad-if-let-suggestion.rs:9:9
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LL | fn a() {
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| ------ similarly named function `a` defined here
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...
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LL | if (i + j) = i {}
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| ^ help: a function with a similar name exists: `a`
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error[E0425]: cannot find value `j` in this scope
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--> $DIR/bad-if-let-suggestion.rs:9:13
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LL | fn a() {
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| ------ similarly named function `a` defined here
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...
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LL | if (i + j) = i {}
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| ^ help: a function with a similar name exists: `a`
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error[E0425]: cannot find value `i` in this scope
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--> $DIR/bad-if-let-suggestion.rs:9:18
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LL | fn a() {
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| ------ similarly named function `a` defined here
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...
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LL | if (i + j) = i {}
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| ^ help: a function with a similar name exists: `a`
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error[E0425]: cannot find value `x` in this scope
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--> $DIR/bad-if-let-suggestion.rs:16:8
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LL | fn a() {
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| ------ similarly named function `a` defined here
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...
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LL | if x[0] = 1 {}
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| ^ help: a function with a similar name exists: `a`
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error[E0308]: mismatched types
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--> $DIR/bad-if-let-suggestion.rs:2:8
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LL | if let x = 1 && i = 2 {}
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| ^^^^^^^^^^^^^^^^^^ expected `bool`, found `()`
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help: you might have meant to compare for equality
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LL | if let x = 1 && i == 2 {}
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| +
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error: aborting due to 7 previous errors
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Some errors have detailed explanations: E0308, E0425.
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For more information about an error, try `rustc --explain E0308`.
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