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vendor/yomitan/js/language/ko/korean.js

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+/*
+ * Copyright (C) 2024-2025  Yomitan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import {CJK_IDEOGRAPH_RANGES, CJK_PUNCTUATION_RANGE, FULLWIDTH_CHARACTER_RANGES, isCodePointInRanges} from '../CJK-util.js';
+
+/** @type {import('CJK-util').CodepointRange} */
+const HANGUL_JAMO_RANGE = [0x1100, 0x11ff];
+/** @type {import('CJK-util').CodepointRange} */
+const HANGUL_COMPATIBILITY_JAMO_RANGE = [0x3130, 0x318f];
+/** @type {import('CJK-util').CodepointRange} */
+const HANGUL_SYLLABLES_RANGE = [0xac00, 0xd7af];
+/** @type {import('CJK-util').CodepointRange} */
+const HANGUL_JAMO_EXTENDED_A_RANGE = [0xa960, 0xa97f];
+/** @type {import('CJK-util').CodepointRange} */
+const HANGUL_JAMO_EXTENDED_B_RANGE = [0xd7b0, 0xd7ff];
+/** @type {import('CJK-util').CodepointRange} */
+const HANGUL_JAMO_HALF_WIDTH_RANGE = [0xffa0, 0xffdf];
+
+/**
+ * Korean character ranges, roughly ordered in order of expected frequency.
+ * @type {import('CJK-util').CodepointRange[]}
+ */
+const KOREAN_RANGES = [
+    ...CJK_IDEOGRAPH_RANGES,
+    CJK_PUNCTUATION_RANGE,
+    ...FULLWIDTH_CHARACTER_RANGES,
+
+    HANGUL_JAMO_RANGE,
+    HANGUL_COMPATIBILITY_JAMO_RANGE,
+    HANGUL_SYLLABLES_RANGE,
+    HANGUL_JAMO_EXTENDED_A_RANGE,
+    HANGUL_JAMO_EXTENDED_B_RANGE,
+    HANGUL_JAMO_HALF_WIDTH_RANGE,
+];
+
+/**
+ * @param {number} codePoint
+ * @returns {boolean}
+ */
+export function isCodePointKorean(codePoint) {
+    return isCodePointInRanges(codePoint, KOREAN_RANGES);
+}