import { Identity } from './Identity.js';
import { IIdentityProvider } from './IIdentityProvider.js';
/**
 * Implements {@link IIdentityProvider} using {@link AsyncLocalStorage} to scope the identity to the active async call context.
 */
export declare class IdentityProvider implements IIdentityProvider {
    private readonly _storage;
    /** @inheritdoc */
    getCurrent(): Identity;
    /** Runs an async or synchronous operation as the given identity, restoring the caller's identity afterward. */
    run<T>(identity: Identity, callback: () => T): T;
    /** @inheritdoc */
    setCurrentIdentity(identity: Identity): void;
    /** @inheritdoc */
    clearCurrentIdentity(): void;
}
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