Simple JavaScript data type checker.
Using npm
npm install tipe-apa
Using Yarn
yarn add tipe-apa
// CommonJS
const { checkType } = require('tipe-apa');
// ES6
import { checkType } from 'tipe-apa';
const checkTargets = {
string: 'This is string!',
number: 123,
object: {
a: 'a',
b: 'b',
c: 'c'
},
function: () => console.log('This is function!'),
null: null,
undefined: undefined,
boolean: false,
regexp: /thisisregexp/i,
error: new Error('This is error!'),
date: new Date(Date.now()),
symbol: Symbol('This is symbol!')
};
for (const key in checkTargets) {
console.log(checkType(checkTargets[key]));
}
/**
* Expected Outputs:
*
* { type: 'string', target: 'This is string!' }
* { type: 'number', target: 123 }
* { type: 'object', target: { a: 'a', b: 'b', c: 'c' } }
* { type: 'function', target: [Function: function] }
* { type: 'null', target: null }
* { type: 'undefined', target: undefined }
* { type: 'boolean', target: false }
* { type: 'regexp', target: /thisisregexp/i }
* {
* type: 'error',
* target: Error: This is error!
* at Object.<anonymous> (/home/adamrafiandri/Desktop/js-sandbox/index.js:16:10)
* at Module._compile (internal/modules/cjs/loader.js:1158:30)
* at Object.Module._extensions..js (internal/modules/cjs/loader.js:1178:10)
* at Module.load (internal/modules/cjs/loader.js:1002:32)
* at Function.Module._load (internal/modules/cjs/loader.js:901:14)
* at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:74:12)
* at internal/main/run_main_module.js:18:47
* }
* { type: 'date', target: 2020-04-12T10:59:15.411Z }
* { type: 'symbol', target: Symbol(This is symbol!) }
*/
checkType(input: any): { type: string, target: any }
type
string
number
array
object
function
null
undefined
boolean
regexp
error
date
symbol
target
typeof input
isString(input: any): boolean
isNumber(input: any): boolean
isArray(input: any): boolean
isObject(input: any): boolean
isFunction(input: any): boolean
isNull(input: any): boolean
isUndefined(input: any): boolean
isBoolean(input: any): boolean
javascript isRegExp(input: any): boolean
isError(input: any): boolean
isDate(input: any): boolean
isSymbol(input: any): boolean