From 0788b93350477d01e81f09be7e7406fd39867493 Mon Sep 17 00:00:00 2001
From: Zaid Abdulla <zaid@genieacs.com>
Date: Sat, 4 Mar 2017 01:38:32 -0800
Subject: [PATCH] Simplify implementation of auth header parsing

---
 lib/auth.coffee | 16 ++++------------
 1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/lib/auth.coffee b/lib/auth.coffee
index 1089cb8..5719207 100644
--- a/lib/auth.coffee
+++ b/lib/auth.coffee
@@ -19,18 +19,10 @@ crypto = require 'crypto'
 
 
 exports.parseAuthHeader = (authHeader) ->
-  res = {}
-  i = authHeader.indexOf(' ')
-  res['method'] = authHeader.slice(0, i)
-
-  options = authHeader.slice(i + 1)
-  regex = /([a-z]+)="([a-zA-Z0-9\/\.@\-\+,= ]+)"/g
-  while (r = regex.exec(options)) != null
-    res[r[1]] = r[2]
-
-  regex = /([a-z]+)=([a-zA-Z0-9\/\.@\-\+]+)/g
-  while (r = regex.exec(options)) != null
-    res[r[1]] = r[2]
+  res = {method: authHeader.slice(0, authHeader.indexOf(' '))}
+  re = /([a-z0-9_-]+)=(?:"([^"]+)"|([a-z0-9_-]+))/gi
+  while match = re.exec(authHeader)
+    res[match[1]] = match[2] or match[3]
   return res