fix missing attr error

exceljs · Dec 12, 2019 · bbc3e04 · bbc3e04
1 parent af784c2
commit bbc3e04
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/utils/xml-stream.js b/lib/utils/xml-stream.js
@@ -73,7 +73,9 @@ class XmlStream {
     if (!this.open) {
       throw new Error('Cannot write attributes to node if it is not open');
     }
-    pushAttribute(this._xml, name, value);
+    if (value !== undefined) {
+      pushAttribute(this._xml, name, value);
+    }
   }
 
   addAttributes(attrs) {