Add a special case exceptions (PolymerElements#207)

when input value is null resolve Uncaught TypeError: Cannot read property 'toString' of null
barkerb1 · Jul 13, 2016 · 6f376bd · 6f376bd
1 parent a147abc
commit 6f376bd
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/iron-request.html b/iron-request.html
@@ -422,6 +422,9 @@
     _wwwFormUrlEncodePiece: function(str) {
       // Spec says to normalize newlines to \r\n and replace %20 spaces with +.
       // jQuery does this as well, so this is likely to be widely compatible.
+      if (str === null) {
+        return '';
+      }
       return encodeURIComponent(str.toString().replace(/\r?\n/g, '\r\n'))
           .replace(/%20/g, '+');
     },