lib/dropWhile.js

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.dropWhile = dropWhile;

var _takeWhile = require('./takeWhile');

/**
 * Returns the suffix remaining after `takeWhile`.
 * @see takeWhile
 *
 * @since v0.1.0
 * @param {Function} fn - The predicate function
 * @param {Array} list - The list to go through
 * @return {Array}
 * @example
 *   dropWhile(a => a < 3, [1, 2, 3, 4, 5, 1, 2, 3]) // => [3, 4, 5, 1, 2, 3]
 *   dropWhile(a => a < 9, [1, 2, 3]) // => []
 *   dropWhile(a => a < 0, [1, 2, 3]) // => [1, 2, 3]
 */
function dropWhile(fn, list) {
  return list.filter(function (element, index) {
    return (0, _takeWhile.takeWhile)(fn, list)[index] !== list[index];
  });
}