59 lines
1,015 B
Markdown
59 lines
1,015 B
Markdown
> [!IMPORTANT]
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> Try the optimized version [unicode-id-start](https://github.com/Boshen/unicode-id-start).
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# unicode-id
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Determine if a `char` is a valid identifier for a parser and/or lexer according to
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[Unicode Standard Annex #31](http://www.unicode.org/reports/tr31/) rules.
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This is a clone of [unicode-xid](https://github.com/unicode-rs/unicode-xid).
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```rust
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use unicode_id::UnicodeID;
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fn main() {
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let ch = 'a';
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println!("Is {} a valid start of an identifier? {}", ch, UnicodeID::is_id_start(ch));
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}
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```
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## features
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unicode-id supports a `no_std` feature. This eliminates dependence
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on std, and instead uses equivalent functions from core.
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## changelog
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### 0.3.4
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- Update to Unicode 15.1.0
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### 0.3.3
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- Update to Unicode 15.0.0
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### 0.3.2
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- Fix clippy warnings
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### 0.3.0
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- Fork repo for unicode-id
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- Update to Unicode 14.0.0
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### 0.2.2
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- Add an ASCII fast-path
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### 0.2.1
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- Update to Unicode 13.0.0
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- Speed up lookup
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### 0.2.0
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- Update to Unicode 12.1.0.
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### 0.1.0
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- Initial release.
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