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Implement half-width katakana support #21

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Merged
PSeitz merged 6 commits into from
Apr 9, 2026
Merged

Implement half-width katakana support #21

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f165a55
Implement half-width katakana support
exoego Aug 13, 2025
fbbf388
Prefer simple read counter
exoego Aug 25, 2025
f9597f4
idiomatic rust
exoego Apr 9, 2026
7021f8a
Simplify loop with cursor-based iteration
exoego Apr 9, 2026
fd05bc4
implement long-vowels transformation
exoego Apr 9, 2026
ad6b77d
refactor: introduce is_prolonged_sound function
exoego Apr 9, 2026
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7 changes: 6 additions & 1 deletion .idea/wana_kana_rust.iml
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5 changes: 5 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,11 @@ use wana_kana::ConvertJapanese;
assert_eq!("ワナカナ".to_romaji(), "wanakana");
assert_eq!("WanaKana".to_hiragana(), "わなかな");
assert_eq!("WANAKANA".to_kana(), "ワナカナ");

// half-width katakana is supported
assert_eq!("ﾜﾅｶﾅ".to_romaji(), "wanakana");
assert_eq!("ﾜﾅｶﾅ".to_hiragana(), "わなかな");
assert_eq!("ﾜﾅｶﾅ".to_katakana(), "ワナカナ");
```

## Tests
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3 changes: 3 additions & 0 deletions src/constants.rs
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Expand Up @@ -95,4 +95,7 @@ pub const HIRAGANA_END: u32 = 0x3096;
pub const KATAKANA_START: u32 = 0x30A1;
pub const KATAKANA_END: u32 = 0x30FC;
pub const PROLONGED_SOUND_MARK: u32 = 0x30FC;
pub const HALFWIDTH_PROLONGED_SOUND_MARK: u32 = 0xFF70;
pub const KANA_SLASH_DOT: u32 = 0x30FB;
pub const HALFWIDTH_KATAKANA_START: u32 = 0xFF61;
pub const HALFWIDTH_KATAKANA_END: u32 = 0xFF9F;
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