Added path-events
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This commit is contained in:
2024-10-14 13:52:03 -04:00
parent c51239d12b
commit 379de273c4
6 changed files with 271 additions and 10 deletions

View File

@ -1,33 +1,33 @@
export type Listener = (...args: any[]) => any;
export type TypedEvents = {[k in string | symbol]: Listener} & {'*': (event: string, ...args: any[]) => any};
export type TypedListener = (...args: any[]) => any;
export type TypedEvents = {[k in string | symbol]: TypedListener} & {'*': (event: string, ...args: any[]) => any};
export type NamespaceEvents<Namespace extends string, Events extends TypedEvents> = {
[K in keyof Events as `${Namespace}:${Extract<K, string>}`]: Events[K];
};
export class TypedEmitter<T extends TypedEvents = TypedEvents> {
private static listeners: {[key: string]: Listener[]} = {};
private static listeners: {[key: string]: TypedListener[]} = {};
private listeners: { [key in keyof T]?: Listener[] } = {};
private listeners: { [key in keyof T]?: TypedListener[] } = {};
static emit(event: any, ...args: any[]) {
(this.listeners['*'] || []).forEach(l => l(event, ...args));
(this.listeners[event.toString()] || []).forEach(l => l(...args));
};
static off(event: any, listener: Listener) {
static off(event: any, listener: TypedListener) {
const e = event.toString();
this.listeners[e] = (this.listeners[e] || []).filter(l => l === listener);
}
static on(event: any, listener: Listener) {
static on(event: any, listener: TypedListener) {
const e = event.toString();
if(!this.listeners[e]) this.listeners[e] = [];
this.listeners[e]?.push(listener);
return () => this.off(event, listener);
}
static once(event: any, listener?: Listener): Promise<any> {
static once(event: any, listener?: TypedListener): Promise<any> {
return new Promise(res => {
const unsubscribe = this.on(event, <any>((...args: any) => {
res(args.length == 1 ? args[0] : args);