@ply-ct/ply/dist/event.js

REST API Automated Testing

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.TypedEvent = void 0;
class TypedEvent {
    constructor() {
        this.listeners = [];
        this.oncers = [];
    }
    on(listener) {
        this.listeners.push(listener);
        return {
            dispose: () => this.off(listener)
        };
    }
    once(listener) {
        this.oncers.push(listener);
    }
    off(listener) {
        const callbackIndex = this.listeners.indexOf(listener);
        if (callbackIndex > -1) {
            this.listeners.splice(callbackIndex, 1);
        }
    }
    emit(event) {
        // notify general listeners
        this.listeners.forEach((listener) => listener(event));
        // clear the oncers queue
        if (this.oncers.length > 0) {
            const toCall = this.oncers;
            this.oncers = [];
            toCall.forEach((listener) => listener(event));
        }
    }
    pipe(te) {
        return this.on((e) => te.emit(e));
    }
}
exports.TypedEvent = TypedEvent;
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