import { Collection, ErrLookupFn, LookupFn, Settled, TransformFn, ValidateFn } from '../types';
/**
 * @beta
 */
export declare function generateMapping<T, R>(collection: Collection<T>, transformFn?: TransformFn<T, R> | null, lookupFn?: LookupFn<T, R> | null, validateFn?: ValidateFn<T, R> | null, errLookupFn?: ErrLookupFn | null): Generator<Promise<Settled<R>>, void, unknown>;
//# sourceMappingURL=generateMapping.d.ts.map