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19821ad234
Do not accept the following
```rust
macro_rules! lexes {($($_:tt)*) => {}}
lexes!(🐛"foo");
```
Before, invalid emoji identifiers were gated during parsing instead of lexing in all cases, but this didn't account for macro expansion of literal prefixes.
Fix #123696.
15 lines
281 B
Plaintext
15 lines
281 B
Plaintext
error: identifiers cannot contain emoji: `🐛`
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--> $DIR/emoji-literal-prefix.rs:3:8
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LL | lexes!(🐛#);
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| ^^
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LL | lexes!(🐛"foo");
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| ^^
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LL | lexes!(🐛'q');
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| ^^
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LL | lexes!(🐛'q);
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| ^^
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error: aborting due to 1 previous error
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