get-function-name-x

get-function-name-x

Get the name of the function.

Version: 2.1.0
Author: Xotic750 [e-mail]
License: MIT
Copyright: Xotic750

module.exports(fn) ⇒ undefined | string ⏏

This method returns the name of the function, or undefined if not a function.

Kind: Exported function
Returns: undefined | string - The name of the function, or undefined if not a function.

Param	Type	Description
fn	function	The function to get the name of.

Example

var getFunctionName = require('get-function-name-x');

getFunctionName(); // undefined
getFunctionName(Number.MIN_VALUE); // undefined
getFunctionName('abc'); // undefined
getFunctionName(true); // undefined
getFunctionName({ name: 'abc' }); // undefined
getFunctionName(function () {}); // ''
getFunctionName(new Function ()); // ''
getFunctionName(function test1() {}); // 'test1'
getFunctionName(function* test2() {}); // 'test2'
getFunctionName(class Test {}); // 'Test'