/**
 * 解冻对象props属性
 * @param obj
 */
const unfreezeProps = (obj) => {
  const __proto__ = obj.__proto__;
  obj = Object.assign({}, obj);
  obj.__proto__ = __proto__;
  obj.props = Object.assign({}, obj.props);
  return obj;
};

/**
 * 判断是否为空字符串
 */
const isEmpty = (value) => {
  if (typeof value !== 'string') return true;
  if (value.trim() === '') return true;
  return false;
};

/**
 * 首字母大写
 */
const capitalizeTheFirstLetter = (value) => {
  return value.toLowerCase().replace(/( |^)[a-z]/g, (l) => l.toUpperCase());
};

export default {
  unfreezeProps,
  isEmpty,
  capitalizeTheFirstLetter,
};