t-comm/lib/lodash-mini/merge.js

专业、稳定、纯粹的工具库

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

/* eslint-disable no-restricted-syntax */
var getRawType = function getRawType(val) {
  return Object.prototype.toString.call(val).slice(8, -1);
};
var isPlainObject = function isPlainObject(val) {
  return getRawType(val) === 'Object';
};
var isPlainObjectOrArray = function isPlainObjectOrArray(val) {
  return isPlainObject(val) || Array.isArray(val);
};
var _merge = function merge(object) {
  var sources = [];
  for (var _i = 1; _i < arguments.length; _i++) {
    sources[_i - 1] = arguments[_i];
  }
  for (var _a = 0, sources_1 = sources; _a < sources_1.length; _a++) {
    var source = sources_1[_a];
    for (var key in source) {
      if (source[key] === undefined && key in object) {
        continue;
      }
      if (isPlainObjectOrArray(source[key])) {
        if (isPlainObjectOrArray(object[key]) && getRawType(object[key]) === getRawType(source[key])) {
          if (isPlainObject(object[key])) {
            _merge(object[key], source[key]);
          } else {
            object[key] = object[key].concat(source[key]);
          }
        } else {
          object[key] = source[key];
        }
      } else {
        object[key] = source[key];
      }
    }
  }
  return object;
};

exports.merge = _merge;