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15 lines
385 B
JavaScript
15 lines
385 B
JavaScript
const { EventEmitter } = require('events');
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const bus = new EventEmitter();
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module.exports = {
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subscribe(events, handler) {
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for (const event of events) bus.on(event, handler);
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},
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unsubscribe(events, handler) {
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for (const event of events) bus.off(event, handler);
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},
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publish(event, data) {
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bus.emit(event, { value: data, event });
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},
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};
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