@mousepox/util/dist/es/Signal.js

Miscellaneous utilities

export class Signal {
    constructor() {
        this.receivers = [];
    }
    receive(receiver) {
        this.receivers.push(receiver);
    }
    ignore(receiver) {
        const index = this.receivers.indexOf(receiver);
        if (index !== -1) {
            this.receivers.splice(index, 1);
        }
    }
    purge() {
        this.receivers.length = 0;
    }
    emit(...args) {
        for (const receiver of this.receivers) {
            receiver(...args);
        }
    }
}