Function once

once<
    E extends string,
    T extends Record<string, (...args: any[]) => void>,
    K extends string | number | symbol,
>(
    emitter: FreeSwitchEventEmitter<E, T>,
    event: K,
): Promise<Parameters<T[K]>>
Returns a Promise that is resolved the next time the named event is emitted on the emitter.
Type Parameters
- E extends string
- T extends Record<string, (...args: any[]) => void>
- K extends string | number | symbol
Parameters
- emitter: FreeSwitchEventEmitter<E, T>
- event: K
Returns Promise<Parameters<T[K]>>
- Defined in src/event-emitter.ts:122