import type { IteratorOrIterable } from './types';
/**
 * Returns a new iterator of triplets (tuples) of the values in input. The number of triplets will always be two
 * fewer than the number of values in this iterator. Will be empty if input has fewer than three values.
 */
export declare function triplewise<T>(arg: IteratorOrIterable<T>): IterableIterator<[T, T, T]>;
export default triplewise;
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