1 | import "core-js/modules/es.array.concat.js";
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2 | import { STORIES_COLLAPSE_ALL, STORIES_EXPAND_ALL } from '@storybook/core-events';
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3 | export var init = function init(_ref) {
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4 | var provider = _ref.provider;
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5 | var api = {
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6 | getChannel: function getChannel() {
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7 | return provider.channel;
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8 | },
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9 | on: function on(type, cb) {
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10 | provider.channel.addListener(type, cb);
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11 | return function () {
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12 | return provider.channel.removeListener(type, cb);
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13 | };
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14 | },
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15 | off: function off(type, cb) {
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16 | return provider.channel.removeListener(type, cb);
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17 | },
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18 | once: function once(type, cb) {
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19 | return provider.channel.once(type, cb);
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20 | },
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21 | emit: function emit(type) {
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22 | var _provider$channel;
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23 |
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24 | for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
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25 | args[_key - 1] = arguments[_key];
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26 | }
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27 |
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28 | return (_provider$channel = provider.channel).emit.apply(_provider$channel, [type].concat(args));
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29 | },
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30 | collapseAll: function collapseAll() {
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31 | provider.channel.emit(STORIES_COLLAPSE_ALL, {});
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32 | },
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33 | expandAll: function expandAll() {
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34 | api.emit(STORIES_EXPAND_ALL);
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35 | }
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36 | };
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37 | return {
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38 | api: api
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39 | };
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40 | }; |
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