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TypedEventEmitter

@codebolt/client-sdk


Class: TypedEventEmitter<T>

Defined in: CodeBolt/packages/clientsdk/src/core/event-emitter.ts:21

A strongly-typed event emitter.

Example

interface MyEvents {
data: (payload: Buffer) => void;
error: (err: Error) => void;
}

class MyEmitter extends TypedEventEmitter<MyEvents> {}

const e = new MyEmitter();
e.on('data', (buf) => { ... });

Extended by

Type Parameters

Type ParameterDescription
T extends Record<string, (...args: any[]) => void>An interface mapping event names to listener signatures.

Constructors

Constructor

new TypedEventEmitter<T>(): TypedEventEmitter<T>;

Returns

TypedEventEmitter<T>

Properties

PropertyModifierTypeDefined in
listenersprotectedMap<string | symbol, Set<(...args: any[]) => void>>CodeBolt/packages/clientsdk/src/core/event-emitter.ts:24

Methods

emit()

emit<K>(event: K, ...args: Parameters<T[K]>): boolean;

Defined in: CodeBolt/packages/clientsdk/src/core/event-emitter.ts:54

Type Parameters

Type Parameter
K extends string

Parameters

ParameterType
eventK
...argsParameters<T[K]>

Returns

boolean


listenerCount()

listenerCount(event: string & keyof T): number;

Defined in: CodeBolt/packages/clientsdk/src/core/event-emitter.ts:75

Parameters

ParameterType
eventstring & keyof T

Returns

number


off()

off<K>(event: K, listener: T[K]): this;

Defined in: CodeBolt/packages/clientsdk/src/core/event-emitter.ts:35

Type Parameters

Type Parameter
K extends string

Parameters

ParameterType
eventK
listenerT[K]

Returns

this


on()

on<K>(event: K, listener: T[K]): this;

Defined in: CodeBolt/packages/clientsdk/src/core/event-emitter.ts:27

Type Parameters

Type Parameter
K extends string

Parameters

ParameterType
eventK
listenerT[K]

Returns

this


once()

once<K>(event: K, listener: T[K]): this;

Defined in: CodeBolt/packages/clientsdk/src/core/event-emitter.ts:46

Type Parameters

Type Parameter
K extends string

Parameters

ParameterType
eventK
listenerT[K]

Returns

this


removeAllListeners()

removeAllListeners(event?: string & keyof T): this;

Defined in: CodeBolt/packages/clientsdk/src/core/event-emitter.ts:66

Parameters

ParameterType
event?string & keyof T

Returns

this