mirror of
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44 lines
1.5 KiB
JavaScript
Executable File
44 lines
1.5 KiB
JavaScript
Executable File
// Copyright 2014 Google Inc. All rights reserved.
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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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(function(shared) {
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var silenced = {};
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shared.isDeprecated = function(feature, date, advice, plural) {
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var auxVerb = plural ? 'are' : 'is';
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var today = new Date();
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var expiry = new Date(date);
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expiry.setMonth(expiry.getMonth() + 3); // 3 months grace period
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if (today < expiry) {
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if (!(feature in silenced)) {
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console.warn('Web Animations: ' + feature + ' ' + auxVerb + ' deprecated and will stop working on ' + expiry.toDateString() + '. ' + advice);
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}
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silenced[feature] = true;
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return false;
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} else {
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return true;
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}
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};
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shared.deprecated = function(feature, date, advice, plural) {
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var auxVerb = plural ? 'are' : 'is';
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if (shared.isDeprecated(feature, date, advice, plural)) {
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throw new Error(feature + ' ' + auxVerb + ' no longer supported. ' + advice);
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}
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};
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})(webAnimationsShared);
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