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- var baseDifference = require('./_baseDifference'),
- baseFlatten = require('./_baseFlatten'),
- baseRest = require('./_baseRest'),
- isArrayLikeObject = require('./isArrayLikeObject'),
- last = require('./last');
- /**
- * This method is like `_.difference` except that it accepts `comparator`
- * which is invoked to compare elements of `array` to `values`. The order and
- * references of result values are determined by the first array. The comparator
- * is invoked with two arguments: (arrVal, othVal).
- *
- * **Note:** Unlike `_.pullAllWith`, this method returns a new array.
- *
- * @static
- * @memberOf _
- * @since 4.0.0
- * @category Array
- * @param {Array} array The array to inspect.
- * @param {...Array} [values] The values to exclude.
- * @param {Function} [comparator] The comparator invoked per element.
- * @returns {Array} Returns the new array of filtered values.
- * @example
- *
- * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];
- *
- * _.differenceWith(objects, [{ 'x': 1, 'y': 2 }], _.isEqual);
- * // => [{ 'x': 2, 'y': 1 }]
- */
- var differenceWith = baseRest(function(array, values) {
- var comparator = last(values);
- if (isArrayLikeObject(comparator)) {
- comparator = undefined;
- }
- return isArrayLikeObject(array)
- ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), undefined, comparator)
- : [];
- });
- module.exports = differenceWith;
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