Class Emitter

Hierarchy (View Summary)

Constructors

constructor

Properties

defaultMaxListeners

Methods

addListener emit eventNames getMaxListeners listenerCount listeners off on once prependListener prependOnceListener rawListeners removeAllListeners removeListener setMaxListeners listenerCount

Constructors

constructor

  • new Emitter(): Emitter

  • Returns Emitter

Properties

StaticdefaultMaxListeners

defaultMaxListeners: number

Methods

addListener

  • addListener(type: string | number, listener: Listener): this

  • Parameters

    • type: string | number
    • listener: Listener

    Returns this

emit

  • emit(type: string, ...args: any[]): boolean

  • Parameters

    • type: string
    • ...args: any[]

    Returns boolean

eventNames

  • eventNames(): (string | number)[]

  • Returns (string | number)[]

getMaxListeners

  • getMaxListeners(): number

  • Returns number

listenerCount

  • listenerCount(type: string | number): number

  • Parameters

    • type: string | number

    Returns number

listeners

  • listeners(type: string | number): Listener[]

  • Parameters

    • type: string | number

    Returns Listener[]

off

  • off(type: string | number, listener: Listener): this

  • Parameters

    • type: string | number
    • listener: Listener

    Returns this

on

  • on(type: string | number, listener: Listener): this

  • Parameters

    • type: string | number
    • listener: Listener

    Returns this

once

  • once(type: string | number, listener: Listener): this

  • Parameters

    • type: string | number
    • listener: Listener

    Returns this

prependListener

  • prependListener(type: string | number, listener: Listener): this

  • Parameters

    • type: string | number
    • listener: Listener

    Returns this

prependOnceListener

  • prependOnceListener(type: string | number, listener: Listener): this

  • Parameters

    • type: string | number
    • listener: Listener

    Returns this

rawListeners

  • rawListeners(type: string | number): Listener[]

  • Parameters

    • type: string | number

    Returns Listener[]

removeAllListeners

  • removeAllListeners(type?: string | number): this

  • Parameters

    • Optionaltype: string | number

    Returns this

removeListener

  • removeListener(type: string | number, listener: Listener): this

  • Parameters

    • type: string | number
    • listener: Listener

    Returns this

setMaxListeners

  • setMaxListeners(n: number): this

  • Parameters

    • n: number

    Returns this

StaticlistenerCount

  • listenerCount(emitter: EventEmitter, type: string | number): number

  • Parameters

    • emitter: EventEmitter
    • type: string | number

    Returns number

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