@lumino/algorithm/types/repeat.d.ts

Lumino Algorithms and Iterators

import { IIterator } from './iter';
/**
 * Create an iterator which repeats a value a number of times.
 *
 * @param value - The value to repeat.
 *
 * @param count - The number of times to repeat the value.
 *
 * @returns A new iterator which repeats the specified value.
 *
 * #### Example
 * ```typescript
 * import { repeat, toArray } from '@lumino/algorithm';
 *
 * let stream = repeat(7, 3);
 *
 * toArray(stream);  // [7, 7, 7]
 * ```
 */
export declare function repeat<T>(value: T, count: number): IIterator<T>;
/**
 * Create an iterator which yields a value a single time.
 *
 * @param value - The value to wrap in an iterator.
 *
 * @returns A new iterator which yields the value a single time.
 *
 * #### Example
 * ```typescript
 * import { once, toArray } from '@lumino/algorithm';
 *
 * let stream = once(7);
 *
 * toArray(stream);  // [7]
 * ```
 */
export declare function once<T>(value: T): IIterator<T>;
/**
 * An iterator which repeats a value a specified number of times.
 */
export declare class RepeatIterator<T> implements IIterator<T> {
    /**
     * Construct a new repeat iterator.
     *
     * @param value - The value to repeat.
     *
     * @param count - The number of times to repeat the value.
     */
    constructor(value: T, count: number);
    /**
     * Get an iterator over the object's values.
     *
     * @returns An iterator which yields the object's values.
     */
    iter(): IIterator<T>;
    /**
     * Create an independent clone of the iterator.
     *
     * @returns A new independent clone of the iterator.
     */
    clone(): IIterator<T>;
    /**
     * Get the next value from the iterator.
     *
     * @returns The next value from the iterator, or `undefined`.
     */
    next(): T | undefined;
    private _value;
    private _count;
}
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