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Viewing / Editing File: fill.js

var baseFill = require('./_baseFill'),
    isIterateeCall = require('./_isIterateeCall');

/**
 * Fills elements of `array` with `value` from `start` up to, but not
 * including, `end`.
 *
 * **Note:** This method mutates `array`.
 *
 * @static
 * @memberOf _
 * @since 3.2.0
 * @category Array
 * @param {Array} array The array to fill.
 * @param {*} value The value to fill `array` with.
 * @param {number} [start=0] The start position.
 * @param {number} [end=array.length] The end position.
 * @returns {Array} Returns `array`.
 * @example
 *
 * var array = [1, 2, 3];
 *
 * _.fill(array, 'a');
 * console.log(array);
 * // => ['a', 'a', 'a']
 *
 * _.fill(Array(3), 2);
 * // => [2, 2, 2]
 *
 * _.fill([4, 6, 8, 10], '*', 1, 3);
 * // => [4, '*', '*', 10]
 */
function fill(array, value, start, end) {
  var length = array == null ? 0 : array.length;
  if (!length) {
    return [];
  }
  if (start && typeof start != 'number' && isIterateeCall(array, value, start)) {
    start = 0;
    end = length;
  }
  return baseFill(array, value, start, end);
}

module.exports = fill;

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