diff options
Diffstat (limited to 'src/index.ts')
| -rw-r--r-- | src/index.ts | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/index.ts b/src/index.ts index ae85607..394a5ed 100644 --- a/src/index.ts +++ b/src/index.ts @@ -18,7 +18,7 @@ export interface Emitter { on<T = any>(type: EventType, handler: Handler<T>): void; on(type: '*', handler: WildcardHandler): void; - off<T = any>(type: EventType, handler: Handler<T>): void; + off<T = any>(type: EventType, handler?: Handler<T>): void; off(type: '*', handler: WildcardHandler): void; emit<T = any>(type: EventType, event?: T): void; @@ -60,10 +60,14 @@ export default function mitt(all?: EventHandlerMap): Emitter { * @param {Function} handler Handler function to remove * @memberOf mitt */ - off<T = any>(type: EventType, handler: Handler<T>) { + off<T = any>(type: EventType, handler?: Handler<T>) { const handlers = all.get(type); if (handlers) { + if(handler){ handlers.splice(handlers.indexOf(handler) >>> 0, 1); + } else { + all.delete(type); + } } }, |