77 lines
2.3 KiB
JavaScript
77 lines
2.3 KiB
JavaScript
////////////////////////////////////////////////////////////////////////////
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//
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// Copyright 2016 Realm Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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////////////////////////////////////////////////////////////////////////////
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'use strict';
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import { fireMutationListeners } from './collections';
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import { keys } from './constants';
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import * as rpc from './rpc';
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export function createMethods(prototype, type, methodNames, mutates) {
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let props = {};
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methodNames.forEach((name) => {
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props[name] = {
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value: createMethod(type, name, mutates),
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};
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});
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Object.defineProperties(prototype, props);
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}
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export function createMethod(type, name, mutates) {
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return function() {
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let realmId = this[keys.realm];
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let id = this[keys.id];
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if (!realmId || !id) {
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throw new TypeError(name + ' method was not called on a Realm object!');
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}
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if (this[keys.type] !== type) {
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throw new TypeError(name + ' method was called on an object of the wrong type!');
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}
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try {
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return rpc.callMethod(realmId, id, name, Array.from(arguments));
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} finally {
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if (mutates) {
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fireMutationListeners(realmId);
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}
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}
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};
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}
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export function getterForProperty(name) {
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return function() {
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return rpc.getProperty(this[keys.realm], this[keys.id], name);
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};
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}
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export function setterForProperty(name) {
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return function(value) {
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let realmId = this[keys.realm];
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rpc.setProperty(realmId, this[keys.id], name, value);
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// If this isn't a primitive value, then it might create a new object in the Realm.
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if (value && typeof value == 'object') {
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fireMutationListeners(realmId);
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}
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};
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}
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