From d739ccd63f0554f0f880e7463355dd5c4ff166e4 Mon Sep 17 00:00:00 2001
From: toasted-nutbread <toasted-nutbread@users.noreply.github.com>
Date: Sun, 26 Sep 2021 13:29:55 -0400
Subject: Fix japanese codepoint range issues (#1960)

* Add CJK_COMPATIBILITY_IDEOGRAPHS_RANGE

* Rename CJK_UNIFIED_IDEOGRAPHS_RANGES => CJK_IDEOGRAPH_RANGES

* Simplify isKana check

* Update tests
---
 ext/js/language/sandbox/japanese-util.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

(limited to 'ext')

diff --git a/ext/js/language/sandbox/japanese-util.js b/ext/js/language/sandbox/japanese-util.js
index 9257e1e5..9b58d255 100644
--- a/ext/js/language/sandbox/japanese-util.js
+++ b/ext/js/language/sandbox/japanese-util.js
@@ -16,7 +16,6 @@
  */
 
 const JapaneseUtil = (() => {
-    const ITERATION_MARK_CODE_POINT = 0x3005;
     const HIRAGANA_SMALL_TSU_CODE_POINT = 0x3063;
     const KATAKANA_SMALL_TSU_CODE_POINT = 0x30c3;
     const KATAKANA_SMALL_KA_CODE_POINT = 0x30f5;
@@ -38,8 +37,9 @@ const JapaneseUtil = (() => {
     const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_D_RANGE = [0x2b740, 0x2b81f];
     const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_E_RANGE = [0x2b820, 0x2ceaf];
     const CJK_UNIFIED_IDEOGRAPHS_EXTENSION_F_RANGE = [0x2ceb0, 0x2ebef];
+    const CJK_COMPATIBILITY_IDEOGRAPHS_RANGE = [0xf900, 0xfaff];
     const CJK_COMPATIBILITY_IDEOGRAPHS_SUPPLEMENT_RANGE = [0x2f800, 0x2fa1f];
-    const CJK_UNIFIED_IDEOGRAPHS_RANGES = [
+    const CJK_IDEOGRAPH_RANGES = [
         CJK_UNIFIED_IDEOGRAPHS_RANGE,
         CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A_RANGE,
         CJK_UNIFIED_IDEOGRAPHS_EXTENSION_B_RANGE,
@@ -47,6 +47,7 @@ const JapaneseUtil = (() => {
         CJK_UNIFIED_IDEOGRAPHS_EXTENSION_D_RANGE,
         CJK_UNIFIED_IDEOGRAPHS_EXTENSION_E_RANGE,
         CJK_UNIFIED_IDEOGRAPHS_EXTENSION_F_RANGE,
+        CJK_COMPATIBILITY_IDEOGRAPHS_RANGE,
         CJK_COMPATIBILITY_IDEOGRAPHS_SUPPLEMENT_RANGE
     ];
 
@@ -55,7 +56,7 @@ const JapaneseUtil = (() => {
         HIRAGANA_RANGE,
         KATAKANA_RANGE,
 
-        ...CJK_UNIFIED_IDEOGRAPHS_RANGES,
+        ...CJK_IDEOGRAPH_RANGES,
 
         [0xff66, 0xff9f], // Halfwidth katakana
 
@@ -204,7 +205,7 @@ const JapaneseUtil = (() => {
         // Character code testing functions
 
         isCodePointKanji(codePoint) {
-            return isCodePointInRanges(codePoint, CJK_UNIFIED_IDEOGRAPHS_RANGES);
+            return isCodePointInRanges(codePoint, CJK_IDEOGRAPH_RANGES);
         }
 
         isCodePointKana(codePoint) {
@@ -450,7 +451,7 @@ const JapaneseUtil = (() => {
             let isKanaPre = null;
             for (const c of term) {
                 const codePoint = c.codePointAt(0);
-                const isKana = !(this.isCodePointKanji(codePoint) || codePoint === ITERATION_MARK_CODE_POINT);
+                const isKana = this.isCodePointKana(codePoint);
                 if (isKana === isKanaPre) {
                     groupPre.text += c;
                 } else {
-- 
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