/**
 * Iterates over an {@link AsyncIterable} or {@link Iterable}, invoking `visitor` for each yielded
 * value without rewinding the iterator when exiting early. This enables the caller to continue
 * iterating in another loop after `visitor` signals cancellation.
 */
export declare function forEach<TValue>(iterable: AsyncIterable<TValue> | Iterable<TValue> | AsyncIterator<TValue>, visitor: (value: TValue) => any): Promise<void>;
/**
 * Concatenates all binary chunks yielded by an async or sync iterator.
 * Supports `ArrayBuffer`, typed array views, and `ArrayBufferLike` sources (e.g. `SharedArrayBuffer`).
 * This allows atomic parsers to operate on iterator inputs by materializing them into a single buffer.
 */
export declare function concatenateArrayBuffersAsync(asyncIterator: AsyncIterable<ArrayBufferLike | ArrayBufferView> | Iterable<ArrayBufferLike | ArrayBufferView>): Promise<ArrayBuffer>;
export declare function concatenateStringsAsync(asyncIterator: AsyncIterable<string> | Iterable<string>): Promise<string>;
/**
 * Normalizes binary chunk iterators to yield `ArrayBuffer` instances.
 * Accepts `ArrayBuffer`, `ArrayBufferView`, and `ArrayBufferLike` sources
 * (e.g. `SharedArrayBuffer`) and returns a copied `ArrayBuffer` for each chunk.
 */
export declare function toArrayBufferIterator(asyncIterator: AsyncIterable<ArrayBufferLike | ArrayBufferView> | Iterable<ArrayBufferLike | ArrayBufferView>): AsyncIterable<ArrayBuffer>;
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