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编辑当前文件:/home/freeclou/app.optimyar.com/backend/node_modules/yup/lib/util/prependDeep.js

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

exports.__esModule = true;
exports.default = prependDeep;

var _has = _interopRequireDefault(require("lodash/has"));

var _isSchema = _interopRequireDefault(require("./isSchema"));

var isObject = function isObject(obj) {
  return Object.prototype.toString.call(obj) === '[object Object]';
};

function prependDeep(target, source) {
  for (var key in source) {
    if ((0, _has.default)(source, key)) {
      var sourceVal = source[key],
          targetVal = target[key];

if (targetVal === undefined) {
        target[key] = sourceVal;
      } else if (targetVal === sourceVal) {
        continue;
      } else if ((0, _isSchema.default)(targetVal)) {
        if ((0, _isSchema.default)(sourceVal)) target[key] = sourceVal.concat(targetVal);
      } else if (isObject(targetVal)) {
        if (isObject(sourceVal)) target[key] = prependDeep(targetVal, sourceVal);
      } else if (Array.isArray(targetVal)) {
        if (Array.isArray(sourceVal)) target[key] = sourceVal.concat(targetVal);
      }
    }
  }

return target;
}

module.exports = exports.default;