strict-uri-encode 
A stricter URI encode adhering to RFC 3986
Install
$ npm install --save strict-uri-encode
Usage
var strictUriEncode = require('strict-uri-encode');
strictUriEncode('unicorn!foobar')
//=> 'unicorn%21foobar'
strictUriEncode('unicorn*foobar')
//=> 'unicorn%2Afoobar'
API
strictUriEncode(string)
string
Required
Type: string, number
String to URI encode.
License
MIT © Kevin Mårtensson