js/libs/ember-1.5.1.js
function(type, typesUpdated) {
    var self = this, records = this.getRecords(type);

    var onChange = function() {
      typesUpdated([self.wrapModelType(type)]);
    };
    var observer = {
      didChange: function() {
        Ember.run.scheduleOnce('actions', this, onChange);
      },
      willChange: Ember.K
    };

    records.addArrayObserver(this, observer);

    var release = function() {
      records.removeArrayObserver(self, observer);
    };

    return release;
  }
function(type, typesUpdated) {
    var self = this, records = this.getRecords(type);

    var onChange = function() {
      typesUpdated([self.wrapModelType(type)]);
    };
    var observer = {
      didChange: function() {
        Ember.run.scheduleOnce('actions', this, onChange);
      },
      willChange: Ember.K
    };

    records.addArrayObserver(this, observer);

    var release = function() {
      records.removeArrayObserver(self, observer);
    };

    return release;
  }
function ( type , typesUpdated ) { var self = this , records = this . getRecords ( type ) ; var onChange = function ( ) { typesUpdated ( [ self . wrapModelType ( type ) ] ) ; } ; var observer = { didChange : function ( ) { Ember . run . scheduleOnce ( 'actions' , this , onChange ) ; } , willChange : Ember . K } ; records . addArrayObserver ( this , observer ) ; var release = function ( ) { records . removeArrayObserver ( self , observer ) ; } ; return release ; }
Adds observers to a model type class.

@private
@method observeModelType
@param {Class} type The model type class
@param {Function} typesUpdated Called when a type is modified.
@return {Function} The function to call to remove observers
Adds observers to a model type class .