fix transitioning into invalid state

remove events from error class

add functionality to become valid if errors are removed

depricate adding errors

change deprecations to regular warnings

packages/ember-data/lib/system/model/errors.js

@@ -99,12 +99,31 @@ export default Ember.ArrayProxy.extend(Ember.Evented, {
     @param {Object} target
     @param {Function} becameInvalid
     @param {Function} becameValid
+    @deprecated
   */
   registerHandlers: function(target, becameInvalid, becameValid) {
+    Ember.deprecate(
+      `Record errors will no longer be evented.`, false, {
+        id: 'ds.errors.registerHandlers',
+        until: '3.0.0'
+      });
+
+    this._registerHandlers(target, becameInvalid, becameValid);
+  },
+
+
+  /**
+    Register with target handler
+
+    @method _registerHandlers
+    @private
+  */
+  _registerHandlers: function(target, becameInvalid, becameValid) {
     this.on('becameInvalid', target, becameInvalid);
     this.on('becameValid', target, becameValid);
   },
 
+
   /**
     @property errorsByAttributeName
     @type {Ember.MapWithDefault}
@@ -206,19 +225,35 @@ export default Ember.ArrayProxy.extend(Ember.Evented, {
     @method add
     @param {String} attribute
     @param {(Array|String)} messages
+    @deprecated
   */
   add: function(attribute, messages) {
+    Ember.warn(`Interacting with a record errors object will no longer change the record state.`, false, {
+      id: 'ds.errors.add'
+    });
+
     var wasEmpty = get(this, 'isEmpty');
 
+    this._add(attribute, messages);
+
+    if (wasEmpty && !get(this, 'isEmpty')) {
+      this.trigger('becameInvalid');
+    }
+  },
+
+
+  /**
+    Adds error messages to a given attribute without sending event.
+
+    @method _add
+    @private
+  */
+  _add: function(attribute, messages) {
     messages = this._findOrCreateMessages(attribute, messages);
     this.addObjects(messages);
     get(this, 'errorsByAttributeName').get(attribute).addObjects(messages);
 
     this.notifyPropertyChange(attribute);
-
-    if (wasEmpty && !get(this, 'isEmpty')) {
-      this.trigger('becameInvalid');
-    }
   },
 
   /**
@@ -269,19 +304,36 @@ export default Ember.ArrayProxy.extend(Ember.Evented, {
 
     @method remove
     @param {String} attribute
+    @deprecated
   */
   remove: function(attribute) {
+    Ember.warn(`Interacting with a record errors object will no longer change the record state.`, false, {
+      id: 'ds.errors.remove'
+    });
+
+    if (get(this, 'isEmpty')) { return; }
+
+    this._remove(attribute);
+
+    if (get(this, 'isEmpty')) {
+      this.trigger('becameValid');
+    }
+  },
+
+  /**
+    Removes all error messages from the given attribute without sending event.
+
+    @method _remove
+    @private
+  */
+  _remove: function(attribute) {
     if (get(this, 'isEmpty')) { return; }
 
     let content = this.rejectBy('attribute', attribute);
     set(this, 'content', content);
     get(this, 'errorsByAttributeName').delete(attribute);
 
     this.notifyPropertyChange(attribute);
-
-    if (get(this, 'isEmpty')) {
-      this.trigger('becameValid');
-    }
   },
 
   /**
@@ -304,8 +356,28 @@ export default Ember.ArrayProxy.extend(Ember.Evented, {
     ```
 
     @method clear
+    @deprecated
   */
   clear: function() {
+    Ember.warn(`Interacting with a record errors object will no longer change the record state.`, false, {
+      id: 'ds.errors.clear'
+    });
+
+    if (get(this, 'isEmpty')) { return; }
+
+    this._clear();
+    this.trigger('becameValid');
+  },
+
+
+  /**
+    Removes all error messages.
+    to the record.
+
+    @method _clear
+    @private
+  */
+  _clear: function() {
     if (get(this, 'isEmpty')) { return; }
 
     let errorsByAttributeName = get(this, 'errorsByAttributeName');
@@ -320,11 +392,10 @@ export default Ember.ArrayProxy.extend(Ember.Evented, {
       this.notifyPropertyChange(attribute);
     }, this);
 
-    this._super();
-
-    this.trigger('becameValid');
+    Ember.ArrayProxy.prototype.clear.call(this);
   },
 
+
   /**
     Checks if there is error messages for the given attribute.
 

packages/ember-data/lib/system/model/internal-model.js

@@ -616,17 +616,24 @@ InternalModel.prototype = {
 
   addErrorMessageToAttribute: function(attribute, message) {
     var record = this.getRecord();
-    get(record, 'errors').add(attribute, message);
+    get(record, 'errors')._add(attribute, message);
   },
 
   removeErrorMessageFromAttribute: function(attribute) {
     var record = this.getRecord();
-    get(record, 'errors').remove(attribute);
+    get(record, 'errors')._remove(attribute);
   },
 
   clearErrorMessages: function() {
     var record = this.getRecord();
-    get(record, 'errors').clear();
+    get(record, 'errors')._clear();
+  },
+
+  hasErrors: function() {
+    var record = this.getRecord();
+    var errors = get(record, 'errors');
+
+    return !Ember.isEmpty(errors);
   },
 
   // FOR USE DURING COMMIT PROCESS

packages/ember-data/lib/system/model/model.js

@@ -354,14 +354,13 @@ var Model = Ember.Object.extend(Ember.Evented, {
   errors: Ember.computed(function() {
     let errors = Errors.create();
 
-    errors.registerHandlers(this._internalModel,
+    errors._registerHandlers(this._internalModel,
       function() {
         this.send('becameInvalid');
       },
       function() {
         this.send('becameValid');
       });
-
     return errors;
   }).readOnly(),
 

packages/ember-data/lib/system/model/states.js

@@ -323,6 +323,10 @@ var DirtyState = {
       internalModel.removeErrorMessageFromAttribute(context.name);
 
       didSetProperty(internalModel, context);
+
+      if (!internalModel.hasErrors()) {
+        this.becameValid(internalModel);
+      }
     },
 
     becameInvalid: Ember.K,
@@ -695,6 +699,10 @@ var RootState = {
         internalModel.removeErrorMessageFromAttribute(context.name);
 
         didSetProperty(internalModel, context);
+
+        if (!internalModel.hasErrors()) {
+          this.becameValid(internalModel);
+        }
       },
 
       becameInvalid: Ember.K,

packages/ember-data/tests/integration/records/save-test.js

@@ -51,7 +51,9 @@ test("Will reject save on error", function() {
   });
 
   env.adapter.createRecord = function(store, type, snapshot) {
-    return Ember.RSVP.reject();
+    var error = new DS.InvalidError([{ title: 'not valid' }]);
+
+    return Ember.RSVP.reject(error);
   };
 
   run(function() {
@@ -70,8 +72,10 @@ test("Retry is allowed in a failure handler", function() {
   var count = 0;
 
   env.adapter.createRecord = function(store, type, snapshot) {
+    var error = new DS.InvalidError([{ title: 'not valid' }]);
+
     if (count++ === 0) {
-      return Ember.RSVP.reject();
+      return Ember.RSVP.reject(error);
     } else {
       return Ember.RSVP.resolve({ id: 123 });
     }
@@ -174,7 +178,9 @@ test("Will reject save on invalid", function() {
   });
 
   env.adapter.createRecord = function(store, type, snapshot) {
-    return Ember.RSVP.reject({ title: 'invalid' });
+    var error = new DS.InvalidError([{ title: 'not valid' }]);
+
+    return Ember.RSVP.reject(error);
   };
 
   run(function() {