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bde2dfb127
When a `Local` is fully parsed, but not followed by a `;`, keep the `:` span
arround and mention it. If the type could continue being parsed as an
expression, suggest replacing the `:` with a `=`.
```
error: expected one of `!`, `+`, `->`, `::`, `;`, or `=`, found `.`
--> file.rs:2:32
|
2 | let _: std::env::temp_dir().join("foo");
| - ^ expected one of `!`, `+`, `->`, `::`, `;`, or `=`
| |
| while parsing the type for `_`
| help: use `=` if you meant to assign
```
Fix #119665.
160 lines
4.4 KiB
Plaintext
160 lines
4.4 KiB
Plaintext
error: invalid const generic expression
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--> $DIR/bad-const-generic-exprs.rs:4:16
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LL | let _: Wow<if true {}>;
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| ^^^^^^^^^^
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ if true {} }>;
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| + +
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error: invalid const generic expression
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--> $DIR/bad-const-generic-exprs.rs:7:16
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LL | let _: Wow<|| ()>;
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| ^^^^^
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ || () }>;
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| + +
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error: expected one of `,` or `>`, found `.`
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--> $DIR/bad-const-generic-exprs.rs:10:17
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LL | let _: Wow<A.b>;
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| ^ expected one of `,` or `>`
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ A.b }>;
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| + +
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error: expected one of `,` or `>`, found `.`
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--> $DIR/bad-const-generic-exprs.rs:13:17
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LL | let _: Wow<A.0>;
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| ^ expected one of `,` or `>`
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ A.0 }>;
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| + +
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error: expected type, found `]`
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--> $DIR/bad-const-generic-exprs.rs:16:17
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LL | let _: Wow<[]>;
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| ^ expected type
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ [] }>;
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| + +
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error: expected type, found `12`
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--> $DIR/bad-const-generic-exprs.rs:19:17
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LL | let _: Wow<[12]>;
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| ^^ expected type
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error: invalid const generic expression
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--> $DIR/bad-const-generic-exprs.rs:19:16
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LL | let _: Wow<[12]>;
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| ^^^^
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ [12] }>;
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| + +
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error: expected type, found `0`
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--> $DIR/bad-const-generic-exprs.rs:23:17
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LL | let _: Wow<[0, 1, 3]>;
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| ^ expected type
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ [0, 1, 3] }>;
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| + +
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error: expected type, found `0xff`
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--> $DIR/bad-const-generic-exprs.rs:26:17
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LL | let _: Wow<[0xff; 8]>;
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| ^^^^ expected type
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error: invalid const generic expression
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--> $DIR/bad-const-generic-exprs.rs:26:16
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LL | let _: Wow<[0xff; 8]>;
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| ^^^^^^^^^
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ [0xff; 8] }>;
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| + +
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error: expected type, found `1`
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--> $DIR/bad-const-generic-exprs.rs:30:17
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LL | let _: Wow<[1, 2]>; // Regression test for issue #81698.
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| ^ expected type
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ [1, 2] }>; // Regression test for issue #81698.
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| + +
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error: expected type, found `0`
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--> $DIR/bad-const-generic-exprs.rs:33:17
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LL | let _: Wow<&0>;
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| ^ expected type
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ &0 }>;
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| + +
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error: expected type, found `""`
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--> $DIR/bad-const-generic-exprs.rs:36:17
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LL | let _: Wow<("", 0)>;
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| ^^ expected type
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ ("", 0) }>;
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| + +
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error: expected type, found `1`
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--> $DIR/bad-const-generic-exprs.rs:39:17
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LL | let _: Wow<(1 + 2) * 3>;
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| ^ expected type
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help: expressions must be enclosed in braces to be used as const generic arguments
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LL | let _: Wow<{ (1 + 2) * 3 }>;
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| + +
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error: expected one of `,` or `>`, found `0`
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--> $DIR/bad-const-generic-exprs.rs:43:17
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LL | let _: Wow<!0>;
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| - ^ expected one of `,` or `>`
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| |
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| while parsing the type for `_`
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help: you might have meant to end the type parameters here
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LL | let _: Wow<!>0>;
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| +
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error: aborting due to 15 previous errors
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