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<!DOCTYPE html>
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<title>core/types.js - eXir</title>
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<h2><a href="index.html">Home</a></h2><h2><a href="https://github.com/kasra-sh/exir" target="_blank" class="menu-item" id="website_link" >Project Website</a></h2><h3>Tutorials</h3><ul><li><a href="tutorial-t00_introduction.html">Introduction</a></li><li><a href="tutorial-t01_installation.html">Installation</a></li><li><a href="tutorial-t02_getting_started.html">Getting Started</a></li><li><a href="tutorial-t03_core.html">Core module</a></li></ul><h3>Modules</h3><ul><li><a href="core.module_core_cases.html">core/cases</a><ul class='methods'><li data-type='method' style='display: none;'><a href="core.module_core_cases.html#.kebab">kebab</a></li><li data-type='method' style='display: none;'><a href="core.module_core_cases.html#.snake">snake</a></li><li data-type='method' style='display: none;'><a href="core.module_core_cases.html#.camel">camel</a></li><li data-type='method' style='display: none;'><a href="core.module_core_cases.html#.pascal">pascal</a></li></ul></li><li><a 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data-type='method' style='display: none;'><a href="http.module_http_ajax-Ajax.html#onUploadProgress">onUploadProgress</a></li><li data-type='method' style='display: none;'><a href="http.module_http_ajax-Ajax.html#withContent">withContent</a></li><li data-type='method' style='display: none;'><a href="http.module_http_ajax-Ajax.html#xmlData">xmlData</a></li><li data-type='method' style='display: none;'><a href="http.module_http_ajax-Ajax.html#formData">formData</a></li><li data-type='method' style='display: none;'><a href="http.module_http_ajax-Ajax.html#jsonData">jsonData</a></li><li data-type='method' style='display: none;'><a href="http.module_http_ajax-Ajax.html#urlEncodedData">urlEncodedData</a></li><li data-type='method' style='display: none;'><a href="http.module_http_ajax-Ajax.html#send">send</a></li><li data-type='method' style='display: none;'><a href="http.module_http_ajax-Ajax.html#sendAsync">sendAsync</a></li></ul></li><li><a href="http.module_http_client-XHttpClient.html">XHttpClient</a><ul class='methods'><li data-type='method' style='display: none;'><a href="http.module_http_client-XHttpClient.html#send">send</a></li><li data-type='method' style='display: none;'><a href="http.module_http_client-XHttpClient.html#get">get</a></li><li data-type='method' style='display: none;'><a href="http.module_http_client-XHttpClient.html#post">post</a></li><li data-type='method' style='display: none;'><a href="http.module_http_client-XHttpClient.html#put">put</a></li><li data-type='method' style='display: none;'><a href="http.module_http_client-XHttpClient.html#patch">patch</a></li><li data-type='method' style='display: none;'><a href="http.module_http_client-XHttpClient.html#delete">delete</a></li><li data-type='method' style='display: none;'><a href="http.module_http_client-XHttpClient.html#cancel">cancel</a></li></ul></li><li><a href="http.HttpContent.html">HttpContent</a></li><li><a href="http.HttpRq.html">HttpRq</a><ul class='methods'><li data-type='method' style='display: none;'><a href="http.HttpRq.html#setMethod">setMethod</a></li><li data-type='method' style='display: none;'><a href="http.HttpRq.html#setUrl">setUrl</a></li><li data-type='method' style='display: none;'><a href="http.HttpRq.html#setArg">setArg</a></li><li data-type='method' style='display: none;'><a href="http.HttpRq.html#setHeader">setHeader</a></li><li data-type='method' style='display: none;'><a href="http.HttpRq.html#getHeader">getHeader</a></li><li data-type='method' style='display: none;'><a href="http.HttpRq.html#setContent">setContent</a></li><li data-type='method' style='display: none;'><a href="http.HttpRq.html#jsonContent">jsonContent</a></li><li data-type='method' style='display: none;'><a href="http.HttpRq.html#xmlContent">xmlContent</a></li><li data-type='method' style='display: none;'><a href="http.HttpRq.html#formContent">formContent</a></li><li data-type='method' style='display: none;'><a href="http.HttpRq.html#formMultiPartContent">formMultiPartContent</a></li><li data-type='method' style='display: none;'><a href="http.HttpRq.html#formUrlEncodedContent">formUrlEncodedContent</a></li></ul></li><li><a href="http.HttpRs.html">HttpRs</a></li><li><a href="dom.Attributes.html">Attributes</a><ul class='methods'><li data-type='method' style='display: none;'><a href="dom.Attributes.html#keys">keys</a></li><li data-type='method' style='display: none;'><a href="dom.Attributes.html#all">all</a></li><li data-type='method' style='display: none;'><a href="dom.Attributes.html#set">set</a></li><li data-type='method' style='display: none;'><a href="dom.Attributes.html#get">get</a></li><li data-type='method' style='display: none;'><a href="dom.Attributes.html#has">has</a></li><li data-type='method' style='display: none;'><a href="dom.Attributes.html#remove">remove</a></li></ul></li><li><a href="dom.Classes.html">Classes</a><ul class='methods'><li data-type='method' style='display: none;'><a href="dom.Classes.html#.split">split</a></li><li data-type='method' style='display: none;'><a href="dom.Classes.html#.of">of</a></li><li data-type='method' style='display: none;'><a href="dom.Classes.html#contains">contains</a></li><li data-type='method' style='display: none;'><a href="dom.Classes.html#add">add</a></li><li data-type='method' style='display: none;'><a href="dom.Classes.html#remove">remove</a></li><li data-type='method' style='display: none;'><a href="dom.Classes.html#toggle">toggle</a></li></ul></li><li><a href="dom.module_DOM-QueryParams.html">QueryParams</a></li></ul><h3>Global</h3><ul><li><a href="global.html#HttpMethod">HttpMethod</a></li><li><a href="global.html#HttpRequestOptions">HttpRequestOptions</a></li></ul>
</nav>
<div id="main">
<h1 class="page-title">core/types.js</h1>
<section>
<article>
<pre class="prettyprint source linenums"><code>/**
* @module core/types
* @memberOf core
*/
/**
* If is class or function return class/function name else returns typeof
* @param x
* @return {"undefined"|"object"|"boolean"|"number"|"string"|"function"|"symbol"|"bigint"|*}
*/
function typeName(x) {
if (x.hasOwnProperty('constructor')) {
return x.constructor.name;
}
return typeof x;
}
/** Is undefined
* @param x
* @returns {boolean}
*/
function isUnd(x) {
return x !== null && x === undefined;
}
/** Is null
* @param x
* @return {boolean}
*/
function isNull(x) {
return x === null;
}
/** Is value !null && !undefined
* @param x
* @return {boolean|boolean}
*/
function isVal(x) {
return !isUnd(x) && !isNull(x);
}
/** Is number
* @param x
* @return {boolean}
*/
function isNum(x) {
return typeof x === "number";
}
/** Is string|String
* @param x
* @return {boolean}
*/
function isStr(x) {
return typeof x === "string" || x instanceof String;
}
/** Is function
* @param x
* @return {boolean}
*/
function isFun(x) {
return typeof x === "function";
}
/** Is object
* @param x
* @return {boolean|boolean}
*/
function isObj(x) {
return x !== null && typeof x === "object";
}
/** Is Array
* @param x
* @return {boolean}
*/
function isArr(x) {
return x instanceof Array
}
/** Is primitive isVal && !isObj && !isFun
* @param x
* @return {boolean}
*/
function isPrim(x) {
return isVal(x) && !isObj(x) && !isFun(x);
}
/** Is List (has length property and item() function)
* @param x
* @return {boolean|boolean}
*/
function isList(x) {
return isVal(x.length) && isFun(x.item)
}
/** Is MutableList (has length property, item() and add() functions)
* @param x
* @return {boolean}
*/
function isMutableList(x) {
return isVal(x.length) && isFun(x.item) && isFun(x.add)
}
/** Is Set type
* @param x
* @return {boolean}
*/
function isSet(x) {
return x instanceof Set
}
/** Is Map type
* @param x
* @return {boolean}
*/
function isMap(x) {
return x instanceof Map
}
/** Is Error type
* @param x
* @return {boolean}
*/
function isError(x) {
return x instanceof Error
}
/** Is Element/Node
* @param x
* @return {boolean}
*/
function isEl(x) {
return x instanceof Element || x instanceof HTMLElement || x instanceof Node;
}
/** Is NodeList || HTMLCollection
* @param x
* @return {boolean}
*/
function isEls(x) {
return x instanceof HTMLCollection || x instanceof NodeList;
}
/**
* Object has field
* @param {Object} obj - source object
* @param {String} field - field/property name
* @param {Function} [pred] - optional predicate function to check field
* @return {boolean}
*/
function hasField(obj, field, pred) {
if (!isVal(obj)) return false;
if (isFun(pred)) {
return pred(obj[field]);
}
return obj.hasOwnProperty(field);
}
/** Is Empty Array/List/Object/String
* @param x
* @return {boolean}
*/
function isEmpty(x) {
if (hasField(x, 'length')) return x.length <= 0;
if (isFun(x)) return false;
if (isObj(x)) return Object.keys(x).length <= 0
return true;
}
/**
* Custom Enum implementation
*
* @param src {Object | String[]}
* @return {Object}
* @constructor
*/
function Enum(src) {
let c = 0;
let MAP = {};
for (let i of Object.keys(src)) {
MAP[MAP[c] = i] = c++;
}
return MAP;
}
/**
* Deserialize sequence of key values (key, value, ...) into an object
*
* @param {any} args - key{String}, value{*} sequence
* @return {Object}
*/
function dict(...args) {
let o = {};
for (let i = 0; i < args.length; i++) {
if (i % 2 !== 0) continue;
o[args[i]] = args[i + 1]
}
return o;
}
module.exports = {
typeName,
isUnd, isNull, isVal,
isNum, isStr, isFun,
isObj, isArr, isPrim,
isList, isMutableList,
isSet,isMap, isError,
isEl, isEls, hasField,
isEmpty, Enum, dict
};</code></pre>
</article>
</section>
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