private/adapters/dev-fixtures.js
function (store, type, id) {
    id = coerceId(id);
    return this.fixturesForType(store, type).find(function (record) {
      return coerceId(record.id) === id;
    });
  }
function (store, type, id) {
    id = coerceId(id);
    return this.fixturesForType(store, type).find(function (record) {
      return coerceId(record.id) === id;
    });
  }
function ( store , type , id ) { id = coerceId ( id ) ; return this . fixturesForType ( store , type ) . find ( function ( record ) { return coerceId ( record . id ) === id ; } ) ; }
Get a fixture for a given type and ID

@method fixtureForId
@param {DS.Store} store
@param {DS.Model} type
@param {string|number} id
@return {Object}
Get a fixture for a given type and ID