lib/user_agent/operating_systems.rb in useragent-0.13.3 vs lib/user_agent/operating_systems.rb in useragent-0.14.0

@@ -1,7 +1,9 @@
 class UserAgent
   module OperatingSystems
+    IOS_VERSION_REGEX = /CPU (?:iPhone |iPod )?OS ([\d_]+) like Mac OS X/
+
     Windows = {
       "Windows NT 6.3"  => "Windows 8.1",
       "Windows NT 6.2"  => "Windows 8",
       "Windows NT 6.1"  => "Windows 7",
       "Windows NT 6.0"  => "Windows Vista",
@@ -14,15 +16,26 @@
       "Windows 95"      => "Windows 95",
       "Windows CE"      => "Windows CE"
     }.freeze
 
     def self.normalize_os(os)
-      Windows[os] || normalize_mac_os_x(os) || normalize_ios(os) || os
+      Windows[os] || normalize_mac_os_x(os) || normalize_ios(os) || normalize_chrome_os(os) || os
     end
 
     private
+      def self.normalize_chrome_os(os)
+        if os =~ /CrOS\s([^\s]+)\s(\d+(\.\d+)*)/
+          if $2.nil?
+            "ChromeOS"
+          else
+            version = $2
+            "ChromeOS #{version}"
+          end
+        end
+      end
+
       def self.normalize_ios(os)
-        if os =~ /CPU OS\s*([0-9_\.]+)?\slike Mac OS X/
+        if os =~ IOS_VERSION_REGEX
           if $1.nil?
             "iOS"
           else
             version = $1.gsub('_', '.')
             "iOS #{version}"