diff options
Diffstat (limited to 'ext/mixed')
-rw-r--r-- | ext/mixed/js/japanese.js | 152 |
1 files changed, 76 insertions, 76 deletions
diff --git a/ext/mixed/js/japanese.js b/ext/mixed/js/japanese.js index a8f72059..f87ceeb0 100644 --- a/ext/mixed/js/japanese.js +++ b/ext/mixed/js/japanese.js @@ -39,80 +39,80 @@ function jpKatakanaToHiragana(text) { return result; } -function distributeFurigana(word, reading) { - reading = reading || wanakana.toHiragana(word); - function span(str, pred) { - let i = 0; - while (i < str.length && pred(str[i])) { - i++; - } - return [str.substring(0, i), str.substring(i)]; - } - const isKanji = c => jpIsKanji(c) || - c == "\u3005"; /* kurikaeshi */ - const isKana = c => jpIsKana(c) || - c == "\u30fc"; /* chouonpu */ - function parse(word) { - const res = []; - while (word.length > 0) { - const c = word.charAt(0); - if (isKana(c)) { - const [text, rest] = span(word, isKana); - res.push({ type: "kana", text }); - word = rest; - } else if (isKanji(c)) { - const [text, rest] = span(word, isKanji); - res.push({ type: "kanji", text }); - word = rest; - } else return null; - } - return res; - } - - let fallback = () => [{ text: word, furigana: reading }]; - let parts = parse(word); - if (parts == null) return fallback(); - let parti = 0; - let readingi = 0; - let res = []; - let current = null; - function backtrack() { - parti--; - const prev = res.pop(); - current = prev.furigana; - } - while (parti < parts.length) { - const part = parts[parti]; - switch (part.type) { - case 'kana': - if (reading.startsWith(wanakana.toHiragana(part.text), readingi)) { - if (parti == parts.length - 1 && readingi != reading.length - part.text.length) { - backtrack(); - } else { - readingi += part.text.length; - res.push({ text: part.text }); - parti++; - } - } else backtrack(); - break; - case "kanji": - current = current || ""; - if (parti == parts.length - 1) { - // last part, consume all - current += reading.substring(readingi); - } else { - const nextText = parts[parti + 1].text; - let end = reading.indexOf(nextText, readingi + 1); // consume at least one character - if (end == -1) { - return fallback(); - } - current += reading.substring(readingi, end); - readingi = end; - } - res.push({ text: part.text, furigana: current }); - current = null; - parti++; - } - } +function distributeFurigana(word, reading) { + reading = reading || wanakana.toHiragana(word); + function span(str, pred) { + let i = 0; + while (i < str.length && pred(str[i])) { + i++; + } + return [str.substring(0, i), str.substring(i)]; + } + const isKanji = c => jpIsKanji(c) || + c === '\u3005'; /* kurikaeshi */ + const isKana = c => jpIsKana(c) || + c === '\u30fc'; /* chouonpu */ + function parse(word) { + const res = []; + while (word.length > 0) { + const c = word.charAt(0); + if (isKana(c)) { + const [text, rest] = span(word, isKana); + res.push({ type: 'kana', text }); + word = rest; + } else if (isKanji(c)) { + const [text, rest] = span(word, isKanji); + res.push({ type: 'kanji', text }); + word = rest; + } else return null; + } + return res; + } + + const fallback = () => [{ text: word, furigana: reading }]; + const parts = parse(word); + if (!parts) return fallback(); + let parti = 0; + let readingi = 0; + const res = []; + let current = null; + function backtrack() { + parti--; + const prev = res.pop(); + current = prev.furigana; + } + while (parti < parts.length) { + const part = parts[parti]; + switch (part.type) { + case 'kana': + if (reading.startsWith(wanakana.toHiragana(part.text), readingi)) { + if (parti === parts.length - 1 && readingi !== reading.length - part.text.length) { + backtrack(); + } else { + readingi += part.text.length; + res.push({ text: part.text }); + parti++; + } + } else backtrack(); + break; + case 'kanji': + current = current || ''; + if (parti === parts.length - 1) { + // last part, consume all + current += reading.substring(readingi); + } else { + const nextText = parts[parti + 1].text; + const end = reading.indexOf(nextText, readingi + 1); // consume at least one character + if (end === -1) { + return fallback(); + } + current += reading.substring(readingi, end); + readingi = end; + } + res.push({ text: part.text, furigana: current }); + current = null; + parti++; + } + } return res; -} +} |