import type { Context } from './index.ts';
import type { ContextInternals } from './internals.ts';
import type { ContextOperationRequest } from './operation-request.ts';
export declare function all(context: Context, internals: ContextInternals, operations: Generator<ContextOperationRequest, unknown, unknown>[]): Generator<ContextOperationRequest, unknown[], unknown>;
export declare function race(context: Context, internals: ContextInternals, operations: Generator<ContextOperationRequest, unknown, unknown>[], branchNames?: string[]): Generator<ContextOperationRequest, unknown, unknown>;
export declare function memo<T>(context: Context, internals: ContextInternals, key: string, fn: () => T | Promise<T>): Generator<ContextOperationRequest, T, unknown>;
export declare function runAll<T extends Record<string, readonly [Function] | readonly [Function, unknown]>>(context: Context, internals: ContextInternals, branches: T): Generator<ContextOperationRequest, Record<keyof T, unknown>, unknown>;