Class ConstantListener<T>

A simple listener that emits a constant value immediately when started

Type Parameters

  • T

Hierarchy (view full)

Constructors

constructor

Properties

onError? start stop

Methods

emit onStateChange removeAllListeners

Constructors

constructor

Properties

OptionalonError

onError?: onError

The error handling function to call when an error occurs.

start

start: voidAsyncFunction

The start function called when all listeners are started.

stop

stop: voidAsyncFunction

The stop function called when all listeners are stopped.

Methods

Protectedemit

onStateChange

  • onStateChange(callback): void

  • Registers a callback to be called when the state changes. If a callback was previously registered, it will be replaced with the new one.

    Parameters

    • callback: ((value: T) => Promise<void>)

      The function to call with the new state value.

        • (value): Promise<void>

        • Parameters

          • value: T

          Returns Promise<void>

    Returns void

removeAllListeners

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