app/assets/javascripts/trestle/components/_form.js in trestle-0.8.7 vs app/assets/javascripts/trestle/components/_form.js in trestle-0.8.8

@@ -61,9 +61,11 @@
   form.find(':submit').click(function() {
     var button = $(this);
 
     // Delay to ensure form is still submitted
     setTimeout(function() {
-      button.prop('disabled', true).addClass('loading');
+      if (form[0].checkValidity()) {
+        button.prop('disabled', true).addClass('loading');
+      }
     }, 1);
   });
 });