[get-function-arguments][author-www-url] [![npmjs.com][npmjs-img]][npmjs-url] [![The MIT License][license-img]][license-url]

> Get function arguments, useful for and used in dependency injectors. Works for regular functions, generator functions and arrow functions.

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Install

``
npm i get-function-arguments --save
`

Usage

> For more use-cases see the tests

`js
const getFunctionArguments = require('get-function-arguments')
`

$3

> Get function arguments names.

Params

* fn {Function}: Function from which to get arguments names.
* max {Number}: How many characters to cut from fns toString.
* returns {Array}

Example

`js
var fnArgs = require('get-function-arguments')

console.log(fnArgs(function (a, b, c) {})) // => [ 'a', 'b', 'c' ]
console.log(fnArgs(function named (a , b, c) {})) // => [ 'a', 'b', 'c' ]

console.log(fnArgs(a => {})) // => [ 'a' ]
console.log(fnArgs((a, b) => {})) // => [ 'a', 'b' ]

console.log(fnArgs(function * (a ,b, c) {})) // => [ 'a', 'b', 'c' ]
console.log(fnArgs(function * named (a ,b, c) {})) // => [ 'a', 'b', 'c' ]
`

Related


* flatten-arguments: Fastest, simplest and smallest. Pass arguments` object or list of… more | homepage
* fn-name: Get the name of a named function | homepage
* function-arguments: Get function arguments, useful for and used in dependency injectors.… more | homepage
* get-fn-name: Get function name with strictness and correctness in mind. Also… more | homepage
* handle-arguments: Handles given Arguments object - return separatly last argument (commonly… more | homepage
* manage-arguments: Prevents arguments leakage - managing arguments. From Optimization killers by… more | homepage
* parse-function: Parse a function, arrow function or string to object with… more | homepage

Contributing

Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.
But before doing anything, please read the CONTRIBUTING.md guidelines.

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[function-arguments]: https://github.com/tunnckocore/function-arguments

[npmjs-url]: https://www.npmjs.com/package/get-function-arguments
[npmjs-img]: https://img.shields.io/npm/v/get-function-arguments.svg?label=get-function-arguments

[license-url]: https://github.com/tunnckoCore/function-arguments/blob/master/LICENSE
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