@cuties/is

cutie-is

Cutie extension for checking types in JavaScript. It's based on the Async Tree Pattern.

Examples

You can find examples of using this library in the test directory.

Install

npm install @cuties/is

Run test

npm test

Run build

npm run build

Usage

const {
  // Here needed async objects from the table below
} = require('@cuties/is');

Async Object	Async/sync call	Parameters	Representation result
Is	value instanceof clazz	value, clazz	boolean
IsArray	Array.isArray	value	boolean
IsBoolean	typeof value === 'boolean'	value	boolean
IsDate	value instanceof Date	value	boolean
IsFunction	typeof value === 'function'	value	boolean
IsNull	typeof value === null	value	boolean
IsNumber	typeof value === 'number'	value	boolean
IsObject	typeof value === 'object'	value	boolean
IsRealObject	typeof value === 'object' && value !== null	value	boolean
IsString	typeof value === 'string'	value	boolean
IsSymbol	typeof value === 'symbol'	value	boolean
IsUndefined	typeof value === 'undefined'	value	boolean