d2fca29792
Same as obervers, in polymer 2 a computed property will run when at least one dependencies is defined. To match the behavior in v1, return undefined if not all dependencies are defined. Bug: Issue 10723 Change-Id: Iaa294d5bc392c6f3970cdbb59213a9d2913e6f64
76 lines
2.1 KiB
JavaScript
76 lines
2.1 KiB
JavaScript
/**
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* @license
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* Copyright (C) 2016 The Android Open Source Project
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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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(function() {
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'use strict';
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Polymer({
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is: 'gr-commit-info',
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_legacyUndefinedCheck: true,
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properties: {
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change: Object,
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/** @type {?} */
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commitInfo: Object,
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serverConfig: Object,
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_showWebLink: {
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type: Boolean,
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computed: '_computeShowWebLink(change, commitInfo, serverConfig)',
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},
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_webLink: {
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type: String,
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computed: '_computeWebLink(change, commitInfo, serverConfig)',
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},
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},
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_getWeblink(change, commitInfo, config) {
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return Gerrit.Nav.getPatchSetWeblink(
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change.project,
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commitInfo.commit,
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{
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weblinks: commitInfo.web_links,
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config,
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});
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},
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_computeShowWebLink(change, commitInfo, serverConfig) {
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// Polymer 2: check for undefined
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if ([change, commitInfo, serverConfig].some(arg => arg === undefined)) {
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return undefined;
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}
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const weblink = this._getWeblink(change, commitInfo, serverConfig);
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return !!weblink && !!weblink.url;
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},
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_computeWebLink(change, commitInfo, serverConfig) {
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// Polymer 2: check for undefined
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if ([change, commitInfo, serverConfig].some(arg => arg === undefined)) {
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return undefined;
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}
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const {url} = this._getWeblink(change, commitInfo, serverConfig) || {};
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return url;
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},
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_computeShortHash(commitInfo) {
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const {name} =
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this._getWeblink(this.change, commitInfo, this.serverConfig) || {};
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return name;
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},
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});
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})();
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