fix: ignore empty string

benjycui · Apr 6, 2016 · 24f5ce7 · 24f5ce7
1 parent c146747
commit 24f5ce7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/dom.js b/lib/dom.js
@@ -142,7 +142,7 @@ var fromHTML = exports.fromHTML = function(elem, filter) {
     var str = String(elem.nodeValue);
     // free references
     elem = null;
-    return str;
+    return /^(\n|\s)+$/.test(str) ? null : str;
   case 10: // doctype
     jml = ['!'];