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error: expected pattern, found `let`
--> $DIR/unnecessary-let.rs:4:9
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LL | for let _x of [1, 2, 3] {}
| ^^^
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help: remove the unnecessary `let` keyword
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LL - for let _x of [1, 2, 3] {}
LL + for _x of [1, 2, 3] {}
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error: missing `in` in `for` loop
--> $DIR/unnecessary-let.rs:4:16
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LL | for let _x of [1, 2, 3] {}
| ^^
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help: try using `in` here instead
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LL | for let _x in [1, 2, 3] {}
| ~~
error: expected pattern, found `let`
--> $DIR/unnecessary-let.rs:9:9
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LL | let 1 => {}
| ^^^
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help: remove the unnecessary `let` keyword
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LL - let 1 => {}
LL + 1 => {}
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error: aborting due to 3 previous errors
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