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authorCashew <52880648+cashewnuttynuts@users.noreply.github.com>2024-06-01 08:58:41 +0900
committerGitHub <noreply@github.com>2024-05-31 23:58:41 +0000
commitb6341f312d8332ccff0d928d936e9290da0e9584 (patch)
treeafbe836ced6f9fdee9423bdf3b4384769b025283 /ext/js/language/CJK-util.js
parent76ca08bd59f0e8bfa1bb20ac813f48e7ab241265 (diff)
Add isTextLookupWorthy function for Chinese (#743)
* add is Chinese check move * fix lint * fix lint * fixes --------- Co-authored-by: Darius Jahandarie <djahandarie@gmail.com> Co-authored-by: Stefan Vukovic <stefanvukovic44@gmail.com>
Diffstat (limited to 'ext/js/language/CJK-util.js')
-rw-r--r--ext/js/language/CJK-util.js96
1 files changed, 96 insertions, 0 deletions
diff --git a/ext/js/language/CJK-util.js b/ext/js/language/CJK-util.js
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+++ b/ext/js/language/CJK-util.js
@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2024 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/>.
+ */
+
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_UNIFIED_IDEOGRAPHS_RANGE = [0x4e00, 0x9fff];
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A_RANGE = [0x3400, 0x4dbf];
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_B_RANGE = [0x20000, 0x2a6df];
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_C_RANGE = [0x2a700, 0x2b73f];
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_D_RANGE = [0x2b740, 0x2b81f];
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_E_RANGE = [0x2b820, 0x2ceaf];
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_F_RANGE = [0x2ceb0, 0x2ebef];
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_G_RANGE = [0x30000, 0x3134f];
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_H_RANGE = [0x31350, 0x323af];
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_I_RANGE = [0x2ebf0, 0x2ee5f];
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_COMPATIBILITY_IDEOGRAPHS_RANGE = [0xf900, 0xfaff];
+/** @type {import('CJK-util').CodepointRange} */
+const CJK_COMPATIBILITY_IDEOGRAPHS_SUPPLEMENT_RANGE = [0x2f800, 0x2fa1f];
+
+/** @type {import('CJK-util').CodepointRange[]} */
+export const CJK_IDEOGRAPH_RANGES = [
+ CJK_UNIFIED_IDEOGRAPHS_RANGE,
+ CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A_RANGE,
+ CJK_UNIFIED_IDEOGRAPHS_EXTENSION_B_RANGE,
+ CJK_UNIFIED_IDEOGRAPHS_EXTENSION_C_RANGE,
+ CJK_UNIFIED_IDEOGRAPHS_EXTENSION_D_RANGE,
+ CJK_UNIFIED_IDEOGRAPHS_EXTENSION_E_RANGE,
+ CJK_UNIFIED_IDEOGRAPHS_EXTENSION_F_RANGE,
+ CJK_UNIFIED_IDEOGRAPHS_EXTENSION_G_RANGE,
+ CJK_UNIFIED_IDEOGRAPHS_EXTENSION_H_RANGE,
+ CJK_UNIFIED_IDEOGRAPHS_EXTENSION_I_RANGE,
+ CJK_COMPATIBILITY_IDEOGRAPHS_RANGE,
+ CJK_COMPATIBILITY_IDEOGRAPHS_SUPPLEMENT_RANGE,
+];
+
+/** @type {import('CJK-util').CodepointRange[]} */
+export const FULLWIDTH_CHARACTER_RANGES = [
+ [0xff10, 0xff19], // Fullwidth numbers
+ [0xff21, 0xff3a], // Fullwidth upper case Latin letters
+ [0xff41, 0xff5a], // Fullwidth lower case Latin letters
+
+ [0xff01, 0xff0f], // Fullwidth punctuation 1
+ [0xff1a, 0xff1f], // Fullwidth punctuation 2
+ [0xff3b, 0xff3f], // Fullwidth punctuation 3
+ [0xff5b, 0xff60], // Fullwidth punctuation 4
+ [0xffe0, 0xffee], // Currency markers
+];
+
+/** @type {import('CJK-util').CodepointRange} */
+export const CJK_PUNCTUATION_RANGE = [0x3000, 0x303f];
+
+/**
+ * @param {number} codePoint
+ * @param {import('CJK-util').CodepointRange} range
+ * @returns {boolean}
+ */
+export function isCodePointInRange(codePoint, [min, max]) {
+ return (codePoint >= min && codePoint <= max);
+}
+
+/**
+ * @param {number} codePoint
+ * @param {import('CJK-util').CodepointRange[]} ranges
+ * @returns {boolean}
+ */
+export function isCodePointInRanges(codePoint, ranges) {
+ for (const [min, max] of ranges) {
+ if (codePoint >= min && codePoint <= max) {
+ return true;
+ }
+ }
+ return false;
+}