netteForms.js: Display the same error only once

nette · May 27, 2015 · 6313660 · 6313660
1 parent 8e100dd
commit 6313660
Showing 1 changed file with 7 additions and 10 deletions.
diff --git a/src/assets/netteForms.js b/src/assets/netteForms.js
@@ -239,29 +239,26 @@ Nette.addError = function(elem, message) {
  * Display error messages.
  */
 Nette.showErrors = function() {
-	var messages = '';
+	var messages = [];
 	var focusElem;
 
 	for (var i in Nette.errors) {
 		var obj = Nette.errors[i];
 		var elem = obj.elem;
 		var message = obj.message;
 
-		if (!focusElem && elem.focus) {
-			focusElem = elem;
-		}
+		if (messages.indexOf(message) === -1) {
+			messages.push(message);
 
-		if (message) {
-			if (messages) {
-				messages += '\n';
+			if (!focusElem && elem.focus) {
+				focusElem = elem;
 			}
-			messages += message;
 		}
 	}
 
 	Nette.errors = [];
-	if (messages) {
-		Nette.alert(messages);
+	if (messages.length) {
+		Nette.alert(messages.join('\n'));
 
 		if (focusElem) {
 			focusElem.focus();