all files / documents/store/ factory-cache.js

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import Ember from 'ember';
import { object } from '../util/computed';
 
const {
  getOwner
} = Ember;
 
export default Ember.Mixin.create({
 
  _factoryCache: object().readOnly(),
 
  _factoryFor(factoryName) {
    let cache = this.get('_factoryCache');
    let Factory = cache[factoryName];
    if(!Factory) {
      Factory = getOwner(this).factoryFor(factoryName);
      cache[factoryName] = Factory;
    }
    return Factory;
  }
 
});