remove "regenerator"

Generators have been natively supported in Node.js since
v0.11 at this point. Newest LTS is v7, so pre v0 should
definitely not be supported at this point. This makes the
packge smaller as well.

Fixes #13.

index.js

@@ -7,7 +7,6 @@ var co = require('co');
 var vm = require('vm');
 var thunkify = require('thunkify');
 var degenerator = require('degenerator');
-var regenerator = require('regenerator');
 
 /**
  * Built-in PAC functions.
@@ -32,9 +31,6 @@ var weekdayRange = require('./weekdayRange');
 
 module.exports = generate;
 
-// cache the `facebook/regenerator` wrap function for the Generator object.
-var rg = vm.runInNewContext(regenerator.compile('', { includeRuntime: true }).code + ';regeneratorRuntime');
-
 /**
  * Returns an asyncronous `FindProxyForURL` function from the
  * given JS string (from a PAC file).
@@ -82,16 +78,9 @@ function generate (str, opts) {
   }
   //console.log(names);
 
-  // for `facebook/regenerator`
-  sandbox.regeneratorRuntime = rg;
-
   // convert the JS FindProxyForURL function into a generator function
   var js = degenerator(str, names);
 
-  // use `facebook/regenerator` for node < v0.11 support
-  // TODO: don't use regenerator if native generators are supported...
-  js = regenerator.compile(js, { includeRuntime: false }).code;
-
   // filename of the pac file for the vm
   var filename = opts && opts.filename ? opts.filename : 'proxy.pac';
 

package.json

@@ -7,7 +7,6 @@
     "co": "~3.0.6",
     "netmask": "~1.0.4",
     "degenerator": "~1.0.2",
-    "regenerator": "~0.8.13",
     "thunkify": "~2.1.1",
     "ip": "1.0.1"
   },