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- 'use strict';
- var _values2 = require('lodash/values');
- var _values3 = _interopRequireDefault(_values2);
- var _unionWith2 = require('lodash/unionWith');
- var _unionWith3 = _interopRequireDefault(_unionWith2);
- var _mergeWith2 = require('lodash/mergeWith');
- var _mergeWith3 = _interopRequireDefault(_mergeWith2);
- var _differenceWith2 = require('lodash/differenceWith');
- var _differenceWith3 = _interopRequireDefault(_differenceWith2);
- var _joinArrays = require('./join-arrays');
- var _joinArrays2 = _interopRequireDefault(_joinArrays);
- var _joinArraysSmart = require('./join-arrays-smart');
- var _unique = require('./unique');
- var _unique2 = _interopRequireDefault(_unique);
- function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
- function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
- function merge() {
- for (var _len = arguments.length, sources = Array(_len), _key = 0; _key < _len; _key++) {
- sources[_key] = arguments[_key];
- }
-
-
-
-
- if (sources.length === 1) {
- if (Array.isArray(sources[0])) {
- return _mergeWith3.default.apply(undefined, [{}].concat(_toConsumableArray(sources[0]), [(0, _joinArrays2.default)(sources[0])]));
- }
- if (sources[0].customizeArray || sources[0].customizeObject) {
- return function () {
- for (var _len2 = arguments.length, structures = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
- structures[_key2] = arguments[_key2];
- }
- if (Array.isArray(structures[0])) {
- return _mergeWith3.default.apply(undefined, [{}].concat(_toConsumableArray(structures[0]), [(0, _joinArrays2.default)(sources[0])]));
- }
- return _mergeWith3.default.apply(undefined, [{}].concat(structures, [(0, _joinArrays2.default)(sources[0])]));
- };
- }
- return sources[0];
- }
- return _mergeWith3.default.apply(undefined, [{}].concat(sources, [(0, _joinArrays2.default)()]));
- }
- var mergeSmart = merge({
- customizeArray: function customizeArray(a, b, key) {
- if (isRule(key.split('.').slice(-1)[0])) {
- return (0, _unionWith3.default)(a, b, _joinArraysSmart.uniteRules.bind(null, {}, key));
- }
- return null;
- }
- });
- var mergeMultiple = function mergeMultiple() {
- for (var _len3 = arguments.length, sources = Array(_len3), _key3 = 0; _key3 < _len3; _key3++) {
- sources[_key3] = arguments[_key3];
- }
- return (0, _values3.default)(merge(sources));
- };
- var mergeStrategy = function mergeStrategy() {
- var rules = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
- return merge({
- customizeArray: _customizeArray(rules),
- customizeObject: customizeObject(rules)
- });
- };
- var mergeSmartStrategy = function mergeSmartStrategy() {
- var rules = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
- return merge({
- customizeArray: function customizeArray(a, b, key) {
- var topKey = key.split('.').slice(-1)[0];
- if (isRule(topKey)) {
- switch (rules[key]) {
- case 'prepend':
- return [].concat(_toConsumableArray((0, _differenceWith3.default)(b, a, function (newRule, seenRule) {
- return (0, _joinArraysSmart.uniteRules)(rules, key, newRule, seenRule, 'prepend');
- })), _toConsumableArray(a));
- case 'replace':
- return b;
- default:
-
- return (0, _unionWith3.default)(a, b, _joinArraysSmart.uniteRules.bind(null, rules, key));
- }
- }
- return _customizeArray(rules)(a, b, key);
- },
- customizeObject: customizeObject(rules)
- });
- };
- function _customizeArray(rules) {
- return function (a, b, key) {
- switch (rules[key]) {
- case 'prepend':
- return [].concat(_toConsumableArray(b), _toConsumableArray(a));
- case 'replace':
- return b;
- default:
-
- return false;
- }
- };
- }
- function customizeObject(rules) {
- return function (a, b, key) {
- switch (rules[key]) {
- case 'prepend':
- return (0, _mergeWith3.default)({}, b, a, (0, _joinArrays2.default)());
- case 'replace':
- return b;
- default:
-
- return false;
- }
- };
- }
- function isRule(key) {
- return ['preLoaders', 'loaders', 'postLoaders', 'rules'].indexOf(key) >= 0;
- }
- module.exports = merge;
- module.exports.multiple = mergeMultiple;
- module.exports.smart = mergeSmart;
- module.exports.strategy = mergeStrategy;
- module.exports.smartStrategy = mergeSmartStrategy;
- module.exports.unique = _unique2.default;
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