feat(checks): consolidate stop check behavior for CJK langs

The condition was used for Japanese only, let's expanding to to all CJK
languages.

Fixes #13678

Author: nijel

docs/changes.rst

@@ -26,6 +26,7 @@ Weblate 5.10
 * Improved language compatibility in :ref:`mt-microsoft-translator`.
 * :ref:`check-reused` check gracefully handles languages which are not case sensitive.
 * :ref:`component-enforced_checks` are now applied on strings imported from the repository.
+* Reduced false positives in :ref:`check-end-colon` and :ref:`check-end-stop` for CJK languages.
 
 .. rubric:: Bug fixes
 

weblate/checks/chars.py

@@ -185,7 +185,7 @@ def check_single(self, source: str, target: str, unit: Unit):
         # Allow ... to be translated into ellipsis
         if source.endswith("...") and target[-1] == "…":
             return False
-        if unit.translation.language.is_base({"ja"}) and source[-1] in {":", ";"}:
+        if unit.translation.language.is_cjk() and source[-1] in {":", ";"}:
             # Japanese sentence might need to end with full stop
             # in case it's used before list.
             return self.check_chars(source, target, -1, {";", ":", "：", ".", "。"})
@@ -237,7 +237,7 @@ def check_single(self, source: str, target: str, unit: Unit):
             return False
         if unit.translation.language.is_base({"hy"}):
             return self._check_hy(source, target)
-        if unit.translation.language.is_base({"ja"}):
+        if unit.translation.language.is_cjk():
             return self._check_ja(source, target)
         return self.check_chars(source, target, -1, {":", "：", "៖"})