Fix code scanning alert - Overly permissive regular expression range #89

d-biehl · d-biehl · commit fb4a1ec3afa3 · 2022-10-09T08:03:35.000+02:00
diff --git a/robotcode/language_server/robotframework/parts/semantic_tokens.py b/robotcode/language_server/robotframework/parts/semantic_tokens.py
@@ -241,7 +241,7 @@ def mapping(cls) -> Dict[str, Tuple[Enum, Optional[Set[Enum]]]]:
         return cls.__mapping
 
     ESCAPE_REGEX = re.compile(
-        r"(?P<t>[^\\]+)|(?P<x>\\([^xuU]|x[0-f]{2}|u[0-f]{4}|U[0-f]{8}){0,1})", re.MULTILINE | re.DOTALL
+        r"(?P<t>[^\\]+)|(?P<x>\\([^xuU]|x[0-0a-f]{2}|u[0-9a-f]{4}|U[0-9a-f]{8}){0,1})", re.MULTILINE | re.DOTALL
     )
     BDD_TOKEN_REGEX = re.compile(r"^(Given|When|Then|And|But)\s", flags=re.IGNORECASE)
 

Original file line number	Diff line number	Diff line change
`@@ -241,7 +241,7 @@ def mapping(cls) -> Dict[str, Tuple[Enum, Optional[Set[Enum]]]]:`
`241`	`241`	`return cls.__mapping`
`242`	`242`
`243`	`243`	`ESCAPE_REGEX = re.compile(`
`244`		`- r"(?P<t>[^\\]+)\|(?P<x>\\([^xuU]\|x[0-f]{2}\|u[0-f]{4}\|U[0-f]{8}){0,1})", re.MULTILINE \| re.DOTALL`
	`244`	`+ r"(?P<t>[^\\]+)\|(?P<x>\\([^xuU]\|x[0-0a-f]{2}\|u[0-9a-f]{4}\|U[0-9a-f]{8}){0,1})", re.MULTILINE \| re.DOTALL`
`245`	`245`	`)`
`246`	`246`	`BDD_TOKEN_REGEX = re.compile(r"^(Given\|When\|Then\|And\|But)\s", flags=re.IGNORECASE)`
`247`	`247`