| 1 | import { STORIES_COLLAPSE_ALL, STORIES_EXPAND_ALL } from '@storybook/core-events';
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| 2 | export const init = ({
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| 3 | provider
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| 4 | }) => {
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| 5 | const api = {
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| 6 | getChannel: () => provider.channel,
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| 7 | on: (type, cb) => {
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| 8 | provider.channel.addListener(type, cb);
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| 9 | return () => provider.channel.removeListener(type, cb);
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| 10 | },
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| 11 | off: (type, cb) => provider.channel.removeListener(type, cb),
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| 12 | once: (type, cb) => provider.channel.once(type, cb),
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| 13 | emit: (type, ...args) => provider.channel.emit(type, ...args),
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| 14 | collapseAll: () => {
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| 15 | provider.channel.emit(STORIES_COLLAPSE_ALL, {});
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| 16 | },
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| 17 | expandAll: () => {
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| 18 | api.emit(STORIES_EXPAND_ALL);
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| 19 | }
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| 20 | };
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| 21 | return {
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| 22 | api
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| 23 | };
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| 24 | }; |
| \ | No newline at end of file |