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22 lines
573 B
JavaScript
22 lines
573 B
JavaScript
const events = require('events');
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const assert = require('assert');
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const allowedEvents = [
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'deviceRemoved', // Device has been removed
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'publishEntityState', // Entity state will be published
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];
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class EventBus extends events.EventEmitter {
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emit(event, data) {
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assert(allowedEvents.includes(event), `Event '${event}' not supported`);
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super.emit(event, data);
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}
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on(event, callback) {
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assert(allowedEvents.includes(event), `Event '${event}' not supported`);
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super.on(event, callback);
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}
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}
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module.exports = EventBus;
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