iep-ui/es/vc-util/Dom/types.js

An enterprise-class UI design language and Vue-based implementation

import _typeof from 'babel-runtime/helpers/typeof';
import Vue from 'vue';

export function isString(obj) {
  return Object.prototype.toString.call(obj) === '[object String]';
}

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

export function isHtmlElement(node) {
  return node && node.nodeType === Node.ELEMENT_NODE;
}

/**
 *  - Inspired:
 *    https://github.com/jashkenas/underscore/blob/master/modules/isFunction.js
 */
var isFunction = function isFunction(functionToCheck) {
  var getType = {};
  return functionToCheck && getType.toString.call(functionToCheck) === '[object Function]';
};

if (typeof /./ !== 'function' && (typeof Int8Array === 'undefined' ? 'undefined' : _typeof(Int8Array)) !== 'object' && (Vue.prototype.$isServer || typeof document.childNodes !== 'function')) {
  isFunction = function isFunction(obj) {
    return typeof obj === 'function' || false;
  };
}

export { isFunction };

export var isUndefined = function isUndefined(val) {
  return val === void 0;
};

export var isDefined = function isDefined(val) {
  return val !== undefined && val !== null;
};