use "stream-to-buffer"

Instead of "stream-to-array". Makes tests a bit shorter as well.

index.js

@@ -31,7 +31,7 @@ var HttpProxyAgent = require('http-proxy-agent');
 var HttpsProxyAgent = require('https-proxy-agent');
 var SocksProxyAgent = require('socks-proxy-agent');
 var PacResolver = require('pac-resolver');
-var toArray = require('stream-to-array');
+var toBuffer = require('stream-to-buffer');
 var inherits = require('util').inherits;
 var debug = require('debug')('pac-proxy-agent');
 
@@ -161,12 +161,11 @@ PacProxyAgent.prototype.loadPacFile = function (fn) {
     if (err) return fn(err);
     debug('got stream.Readable instance for URI');
     self.cache = rs;
-    toArray(rs, onarray);
+    toBuffer(rs, onbuffer);
   }
 
-  function onarray (err, arr) {
+  function onbuffer (err, buf) {
     if (err) return fn(err);
-    var buf = Buffer.concat(arr);
     debug('read %o byte PAC file from URI', buf.length);
     fn(null, buf.toString('utf8'));
   }

package.json

@@ -35,7 +35,7 @@
     "https-proxy-agent": "^0.3.5",
     "pac-resolver": "~1.2.1",
     "socks-proxy-agent": "^1.0.2",
-    "stream-to-array": "~1.0.0"
+    "stream-to-buffer": "^0.1.0"
   },
   "devDependencies": {
     "mocha": "2",

test/test.js

@@ -8,6 +8,7 @@ var url = require('url');
 var http = require('http');
 var https = require('https');
 var assert = require('assert');
+var toBuffer = require('stream-to-buffer');
 var Proxy = require('proxy');
 var socks = require('socksv5');
 var PacProxyAgent = require('../');
@@ -156,13 +157,9 @@ describe('PacProxyAgent', function () {
       opts.agent = agent;
 
       var req = http.get(opts, function (res) {
-        var data = '';
-        res.setEncoding('utf8');
-        res.on('data', function (b) {
-          data += b;
-        });
-        res.on('end', function () {
-          data = JSON.parse(data);
+        toBuffer(res, function (err, buf) {
+          if (err) return done(err);
+          var data = JSON.parse(buf.toString('utf8'));
           assert.equal('127.0.0.1:' + httpPort, data.host);
           assert('via' in data);
           done();
@@ -189,13 +186,9 @@ describe('PacProxyAgent', function () {
       opts.agent = agent;
 
       var req = http.get(opts, function (res) {
-        var data = '';
-        res.setEncoding('utf8');
-        res.on('data', function (b) {
-          data += b;
-        });
-        res.on('end', function () {
-          data = JSON.parse(data);
+        toBuffer(res, function (err, buf) {
+          if (err) return done(err);
+          var data = JSON.parse(buf.toString('utf8'));
           assert.equal('127.0.0.1:' + httpPort, data.host);
           assert('via' in data);
           done();
@@ -220,13 +213,9 @@ describe('PacProxyAgent', function () {
       opts.agent = agent;
 
       var req = http.get(opts, function (res) {
-        var data = '';
-        res.setEncoding('utf8');
-        res.on('data', function (b) {
-          data += b;
-        });
-        res.on('end', function () {
-          data = JSON.parse(data);
+        toBuffer(res, function (err, buf) {
+          if (err) return done(err);
+          var data = JSON.parse(buf.toString('utf8'));
           assert.equal('127.0.0.1:' + httpPort, data.host);
           done();
         });