@gecut/mixins/lib/signal.js

A tiny, TypeScript-powered package of hyper-fast LitElement mixins. Enhance your web components with swift, type-safe functionality that’s easy to integrate.

import { LitElement } from 'lit';
export function SignalMixin(superClass) {
    class SignalMixinClass extends superClass {
        constructor() {
            super(...arguments);
            // eslint-disable-next-line @typescript-eslint/no-explicit-any
            Object.defineProperty(this, "signalSubscribers", {
                enumerable: true,
                configurable: true,
                writable: true,
                value: []
            });
        }
        disconnectedCallback() {
            super.disconnectedCallback();
            for (const signalReturn of this.signalSubscribers) {
                signalReturn.unsubscribe();
            }
        }
        addSignalSubscriber(signalReturn) {
            this.signalSubscribers.push(signalReturn);
        }
    }
    return SignalMixinClass;
}
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