fix(taBind.$formatters): Fix an issue where unwrapped tags broke the textarea display

Fixes #566

Author: SimeonC

lib/taBind.js

@@ -75,6 +75,15 @@ angular.module('textAngular.taBind', ['textAngular.factories', 'textAngular.DOM'
 
 			var _blankTest = _taBlankTest(_defaultTest);
 
+			var _ensureContentWrapped = function(value){
+				if(_blankTest(value)) return value;
+				var domTest = angular.element("<div>" + value + "</div>");
+				if(domTest.children().length === 0){
+					value = "<" + attrs.taDefaultWrap + ">" + value + "</" + attrs.taDefaultWrap + ">";
+				}
+				return value;
+			};
+			
 			if(attrs.taPaste) _pasteHandler = $parse(attrs.taPaste);
 
 			element.addClass('ta-bind');
@@ -235,7 +244,7 @@ angular.module('textAngular.taBind', ['textAngular.factories', 'textAngular.DOM'
 						_html += '\n' + _repeat('\t', tablevel-1) + listNode.outerHTML.substring(listNode.outerHTML.lastIndexOf('<'));
 						return _html;
 					};
-					
+					ngModel.$formatters.unshift(_ensureContentWrapped);
 					ngModel.$formatters.unshift(function(htmlValue){
 						// tabulate the HTML so it looks nicer
 						var _children = angular.element('<div>' + htmlValue + '</div>')[0].childNodes;
@@ -588,14 +597,7 @@ angular.module('textAngular.taBind', ['textAngular.factories', 'textAngular.DOM'
 			ngModel.$parsers.unshift(_validity);
 			// because textAngular is bi-directional (which is awesome) we need to also sanitize values going in from the server
 			ngModel.$formatters.push(_sanitize);
-			ngModel.$formatters.unshift(function(value){
-				if(_blankTest(value)) return value;
-				var domTest = angular.element("<div>" + value + "</div>");
-				if(domTest.children().length === 0){
-					value = "<" + attrs.taDefaultWrap + ">" + value + "</" + attrs.taDefaultWrap + ">";
-				}
-				return value;
-			});
+			ngModel.$formatters.unshift(_ensureContentWrapped);
 			ngModel.$formatters.unshift(_validity);
 			ngModel.$formatters.unshift(function(value){
 				return ngModel.$undoManager.push(value || '');

test/taBind/taBind.$formatters.spec.js

@@ -32,5 +32,10 @@ describe('taBind.$formatters', function () {
 			$rootScope.$digest();
 			expect(element.val()).toBe('<ol>\n\t<li>Test Line 1</li>\n\t<ul>\n\t\t<li>Nested Line 1</li>\n\t\t<li>Nested Line 2</li>\n\t</ul>\n\t<li>Test Line 3</li>\n</ol>');
 		});
+		it('handles no tags (should wrap)', function(){
+			$rootScope.html = 'Test Line 1';
+			$rootScope.$digest();
+			expect(element.val()).toBe('<p>Test Line 1</p>');
+		});
 	});
 });