lunaisadev-website-old/node_modules/mitt/mitt.d.ts

50 lines
1.3 KiB
TypeScript

declare var mitt: mitt.MittStatic;
declare module "mitt" {
export = mitt;
}
declare namespace mitt {
type Handler = (event?: any) => void;
type WildcardHandler = (type?: string, event?: any) => void;
interface MittStatic {
(all?: {[key: string]: Array<Handler>}): Emitter;
}
interface Emitter {
/**
* Register an event handler for the given type.
*
* @param {string} type Type of event to listen for, or `"*"` for all events.
* @param {Handler} handler Function to call in response to the given event.
*
* @memberOf Mitt
*/
on(type: string, handler: Handler): void;
on(type: "*", handler: WildcardHandler): void;
/**
* Function to call in response to the given event
*
* @param {string} type Type of event to unregister `handler` from, or `"*"`
* @param {Handler} handler Handler function to remove.
*
* @memberOf Mitt
*/
off(type: string, handler: Handler): void;
off(type: "*", handler: WildcardHandler): void;
/**
* Invoke all handlers for the given type.
* If present, `"*"` handlers are invoked prior to type-matched handlers.
*
* @param {string} type The event type to invoke
* @param {any} [event] An event object, passed to each handler
*
* @memberOf Mitt
*/
emit(type: string, event?: any): void;
}
}