/**
 * Lazily filters values from an iterable using a generator
 * @param {Iterable<T>} iterable - The source iterable
 * @param {(value: T, index: number) => boolean} predicate - The filter predicate
 * @returns {Generator<T, void, undefined>} A generator yielding filtered values
 * @example
 * const evens = lazyFilter([1, 2, 3, 4], (n) => n % 2 === 0);
 * [...evens]; // [2, 4]
 */
export declare function lazyFilter<T>(iterable: Iterable<T>, predicate: (value: T, index: number) => boolean): Generator<T, void, undefined>;