vimo-dt/lib/util/type.js

A Vue2.x UI Project For Mobile & HyBrid

'use strict';

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

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

exports.isPrimitive = isPrimitive;
exports.isTrueProperty = isTrueProperty;
exports.isCheckedProperty = isCheckedProperty;
var isBoolean = exports.isBoolean = function isBoolean(val) {
  return typeof val === 'boolean';
};
var isString = exports.isString = function isString(val) {
  return typeof val === 'string';
};
var isNumber = exports.isNumber = function isNumber(val) {
  return typeof val === 'number';
};
var isFunction = exports.isFunction = function isFunction(val) {
  return typeof val === 'function';
};
var isDefined = exports.isDefined = function isDefined(val) {
  return typeof val !== 'undefined';
};
var isUndefined = exports.isUndefined = function isUndefined(val) {
  return typeof val === 'undefined';
};

var isPresent = exports.isPresent = function isPresent(val) {
  return val !== undefined && val !== null && val !== '';
};
var isBlank = exports.isBlank = function isBlank(val) {
  return val === undefined || val === null;
};
var isDate = exports.isDate = function isDate(val) {
  return Object.prototype.toString.call(val).match(/^(\[object )(\w+)\]$/i)[2].toLowerCase() === 'date';
};
var isArray = exports.isArray = Array.isArray;
var isObject = exports.isObject = function isObject(val) {
  return (typeof val === 'undefined' ? 'undefined' : _typeof(val)) === 'object';
};
var isRegexp = exports.isRegexp = function isRegexp(val) {
  return Object.prototype.toString.call(val).match(/^(\[object )(\w+)\]$/i)[2].toLowerCase() === 'regexp';
};
var isPlainObject = exports.isPlainObject = function isPlainObject(val) {
  return isObject(val) && Object.getPrototypeOf(val) === Object.prototype;
};

function isPrimitive(val) {
  return isString(val) || isBoolean(val) || isNumber(val) && !isNaN(val);
}

function isTrueProperty(val) {
  if (typeof val === 'string') {
    val = val.toLowerCase().trim();
    return val === 'true' || val === 'on' || val === '';
  }
  return !!val;
}

function isCheckedProperty(a, b) {
  if (a === undefined || a === null || a === '') {
    return b === undefined || b === null || b === '';
  } else if (a === true || a === 'true') {
    return b === true || b === 'true';
  } else if (a === false || a === 'false') {
    return b === false || b === 'false';
  } else if (a === 0 || a === '0') {
    return b === 0 || b === '0';
  }

  return a == b;
}