Packages/lsd/Source/Mixin/Target.js in lsd_rails-0.1.2 vs Packages/lsd/Source/Mixin/Target.js in lsd_rails-0.1.3

@@ -24,16 +24,21 @@
     options: {
       chain: {
         target: function() {
           if (!this.attributes.target) return;
           return this.parseTargetSelector(this.attributes.target).map(function(chain) {
-            if (!chain.action) chain.action = this.getTargetAction(); 
-            if (!chain.action) return;
+            chain = Object.append({}, chain);
+            if (!chain.action && !(chain.action = this.getTargetAction())) return;
             if (chain.selector) {
-              chain.target = function() {
-                return this.getElements(chain.selector);
-              }.bind(this);
+              chain.target = function(callback, state, revert) {
+                if (chain.selector.expressions[0][0].combinator.charAt(0) != '$') {
+                  this[(state == true && revert) ? 'unwatch' : 'watch'](chain.selector, callback);
+                  return true;
+                } else {
+                  return this.getElements(chain.selector);
+                }
+              }.bind(this)
             };
             switch (chain.keyword) {
               case "before":
                 chain.priority = 50;
                 break;
@@ -94,9 +99,9 @@
       }
       return expressions;
     }
   };
   
-  var Keywords = Parser.Keywords = Array.fast('if', 'then', 'else', 'or', 'and', 'before');
+  var Keywords = Parser.Keywords = Array.object('if', 'then', 'else', 'or', 'and', 'before', 'do');
 }();
 
 LSD.Behavior.define('[target]', LSD.Mixin.Target);
\ No newline at end of file