emitter

emitter<T>(listeners: EffectFunc<T>[]): [SubscribeFunc<T>, EffectFunc<T>, EffectFunc<T>[]]

Defined in: extras/emitter.ts:28

Creates a minimal pub/sub system for values of type T.

Usage:

  const [subscribe, emit] = emitter<number>();
  const unsub = subscribe((v) => console.log(v));
  emit(42); // logs 42
  unsub(); // removes listener

Type Parameters

Type Parameter
T

Parameters

Parameter	Type	Description
listeners	EffectFunc<T>[]	Optional initial array of listeners.

Returns

[SubscribeFunc<T>, EffectFunc<T>, EffectFunc<T>[]]

[subscribe, emit, listeners]