zen-utils/lib/ObjectUtils.js

'use strict';

function queryDataByKey(obj, condition, match) {
  const result = [];
  if (obj == null) {
    return result;
  }
  if (!condition) {
    return module.exports.values(obj);
  }
  Object.keys(obj).forEach(key => {
    if (match && match.match && match.match(key, condition)) {
      result.push(obj[key]);
    } else if (key === condition) {
      result.push(obj[key]);
    }
  });
  return result;
} /**
   * Created by liguoxin on 2017/3/6.
   *
   */


function values(obj) {

  if (!obj) {
    return [];
  }
  return Object.keys(obj).map(key => {
    return obj[key];
  });
}
function isError(obj) {
  return _isType(obj, 'Error');
}
function isArray(obj) {
  return _isType(obj, 'Array');
}
function isFunction(obj) {
  return _isType(obj, 'Function');
}
function isDate(obj) {
  return _isType(obj, 'Date');
}
function isObject(obj) {
  if (!obj) {
    return false;
  }
  return typeof obj === 'object';
}
function isNumber(obj) {
  return _isType(obj, 'Number');
}
function isBoolean(obj) {
  return _isType(obj, 'Boolean');
}
function isRegExp(obj) {
  return _isType(obj, 'RegExp');
}
function isString(obj) {
  return _isType(obj, 'String');
}
function isAsyncFunction(obj) {
  return _isType(obj, 'AsyncFunction');
}

function _isType(obj, type) {
  return Object.prototype.toString.call(obj) === `[object ${type}]`;
}

module.exports = {
  queryDataByKey,
  values,
  isArray,
  isFunction,
  isError,
  isDate,
  isObject,
  isNumber,
  isBoolean,
  isRegExp,
  isString,
  isAsyncFunction
};