@opentelemetry/core
Version:
OpenTelemetry Core provides constants and utilities shared by all OpenTelemetry SDK packages.
14 lines • 517 B
TypeScript
/**
* Bind the callback and only invoke the callback once regardless how many times `BindOnceFuture.call` is invoked.
*/
export declare class BindOnceFuture<R, This = unknown, T extends (this: This, ...args: unknown[]) => R = () => R> {
private _callback;
private _that;
private _isCalled;
private _deferred;
constructor(_callback: T, _that: This);
get isCalled(): boolean;
get promise(): Promise<R>;
call(...args: Parameters<T>): Promise<R>;
}
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