62 lines
1.8 KiB
JavaScript
62 lines
1.8 KiB
JavaScript
////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright 2016 Realm Inc.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
//
|
|
////////////////////////////////////////////////////////////////////////////
|
|
|
|
'use strict';
|
|
|
|
const constants = require('./constants');
|
|
const util = require('./util');
|
|
|
|
const {keys} = constants;
|
|
const registeredConstructors = {};
|
|
|
|
module.exports = {
|
|
create,
|
|
registerConstructors,
|
|
};
|
|
|
|
function create(realmId, info) {
|
|
let schema = info.schema;
|
|
let constructor = (registeredConstructors[realmId] || {})[schema.name];
|
|
let object = constructor ? Object.create(constructor.prototype) : {};
|
|
|
|
object[keys.realm] = realmId;
|
|
object[keys.id] = info.id;
|
|
object[keys.type] = info.type;
|
|
|
|
schema.properties.forEach((name) => {
|
|
Object.defineProperty(object, name, {
|
|
enumerable: true,
|
|
get: util.getterForProperty(name),
|
|
set: util.setterForProperty(name),
|
|
});
|
|
});
|
|
|
|
if (constructor) {
|
|
let result = constructor.call(object);
|
|
if (result != null && result != object) {
|
|
throw new Error('Realm object constructor must not return another value');
|
|
}
|
|
}
|
|
|
|
return object;
|
|
}
|
|
|
|
function registerConstructors(realmId, constructors) {
|
|
registeredConstructors[realmId] = constructors;
|
|
}
|