(fix) do not blow up if Requires: is blank

highlightjs · Mar 19, 2023 · 3691543 · 3691543
1 parent 5aa8d37
commit 3691543
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/tools/lib/language.js b/tools/lib/language.js
@@ -56,7 +56,12 @@ class Language {
     const categoryMatch = CATEGORY_REGEX.exec(this.data);
     const languageMatch = LANGUAGE_REGEX.exec(this.data);
 
-    if (requiresMatch) { this.requires = requiresMatch[1].split(", ").map((n) => n.replace(".js", "")); }
+    if (requiresMatch) { 
+      this.requires = requiresMatch[1]
+      .split(", ")
+      .map((n) => n.replace(".js", ""))
+      .filter(n => n.trim() !== ""); 
+    }
 
     if (categoryMatch) { this.categories = categoryMatch[1].split(/,\s?/); }