Class SimpleEventEmitter<M>

Type Parameters

M extends { [K in Extract<keyof M, string>]: SimpleEventListener<any, K> }

Index

Constructors

Methods

emit off on once removeListener

Constructors

constructor

new SimpleEventEmitter<M extends { [K in string]: SimpleEventListener<any, K> }>(): SimpleEventEmitter<
M,
>
Type Parameters
- M extends { [K in string]: SimpleEventListener<any, K> }
Returns SimpleEventEmitter<M>

Methods

emit

emit<T extends string>(name: T, arg: Parameters<M[T]>[0]): void
Invoke all listeners for an event sequentially
Type Parameters
- T extends string
Parameters
- name: T
  The name of the event
- arg: Parameters<M[T]>[0]
  The argument to pass to the listeners
Returns void
- Defined in common.ts:468

off

off<T extends string>(name: T, callback: M[T]): void
Remove listener(s) from an event by the callback
Type Parameters
- T extends string
Parameters
- name: T
  Event name
- callback: M[T]
  Callback
Returns void
- Defined in common.ts:451

on

on<T extends string>(name: T, callback: M[T]): void
Append a listener
Type Parameters
- T extends string
Parameters
- name: T
  Event name
- callback: M[T]
  Callback
Returns void
- Defined in common.ts:442

once

once<T extends string>(name: T, callback: M[T]): void
Append a one-time listener
Type Parameters
- T extends string
Parameters
- name: T
  Event name
- callback: M[T]
  Callback
Returns void
- Defined in common.ts:433

removeListener

removeListener<T extends string>(
name: T,
callback: SimpleEventListener<M[T], T>,
): void
Remove the first instance of a callback for an event
Type Parameters
- T extends string
Parameters
- name: T
  The event name
- callback: SimpleEventListener<M[T], T>
  The callback
Returns void
- Defined in common.ts:494