[javascript mode] Fix potentially-exponential regexp

codemirror · Oct 9, 2020 · 55d0333 · 55d0333
1 parent cdb228a
commit 55d0333
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/mode/javascript/javascript.js b/mode/javascript/javascript.js
@@ -126,7 +126,7 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) {
           var kw = keywords[word]
           return ret(kw.type, kw.style, word)
         }
-        if (word == "async" && stream.match(/^(\s|\/\*.*?\*\/)*[\[\(\w]/, false))
+        if (word == "async" && stream.match(/^(\s|\/\*([^*]|\*(?!\/))*?\*\/)*[\[\(\w]/, false))
           return ret("async", "keyword", word)
       }
       return ret("variable", "variable", word)