import { Operator } from '../Seq';
/**
 * Returns a sequence that repeats the source sequence a specified number of times.
 *
 * ```typescript
 * const result = from([1, 2, 3]).pipe(repeat(3)).toArray();
 * //result: [1,2,3,1,2,3,1,2,3]
 * ```
 *
 * @param count If this argument is not specified or -1 is specified, it repeats indefinitely. If a natural number is specified, it repeats the specified number of times.
 * @returns Operator function.
 * @typeParam T Source element type.
 * @category Operators
 */
export declare const repeat: <T>(count?: number) => Operator<T, T>;