Use correct RUBY_PLATFORM regex for Windows env [rails#4385 state:resolved]

Signed-off-by: Jeremy Kemper <jeremy@bitsweat.net>

Author: anildigital

actionpack/test/controller/layout_test.rb

@@ -209,7 +209,7 @@ def test_layout_status_is_rendered
   end
 end
 
-unless RUBY_PLATFORM =~ /(:?mswin|mingw|bccwin)/
+unless RUBY_PLATFORM =~ /mswin|mingw/
   class LayoutSymlinkedTest < LayoutTest
     layout "symlinked/symlinked_layout"
   end

railties/guides/source/initialization.textile

@@ -2636,7 +2636,7 @@ The method +find_with_root_flag+ is defined on +Rails::Engine+ (the superclass o
     root = File.exist?("#{root_path}/#{flag}") ? root_path : default
     raise "Could not find root path for #{self}" unless root
 
-    RUBY_PLATFORM =~ /(:?mswin|mingw)/ ?
+    RUBY_PLATFORM =~ /mswin|mingw/ ?
       Pathname.new(root).expand_path : Pathname.new(root).realpath
   end
 </ruby>

railties/lib/rails/engine.rb

@@ -119,7 +119,7 @@ def find_root_with_flag(flag, default=nil)
         root = File.exist?("#{root_path}/#{flag}") ? root_path : default
         raise "Could not find root path for #{self}" unless root
 
-        RUBY_PLATFORM =~ /(:?mswin|mingw)/ ?
+        RUBY_PLATFORM =~ /mswin|mingw/ ?
           Pathname.new(root).expand_path : Pathname.new(root).realpath
       end
     end

railties/lib/rails/generators/rails/app/app_generator.rb

@@ -265,7 +265,7 @@ def mysql_socket
           "/opt/local/var/run/mysql4/mysqld.sock",  # mac + darwinports + mysql4
           "/opt/local/var/run/mysql5/mysqld.sock",  # mac + darwinports + mysql5
           "/opt/lampp/var/mysql/mysql.sock"         # xampp for linux
-        ].find { |f| File.exist?(f) } unless RUBY_PLATFORM =~ /(:?mswin|mingw)/
+        ].find { |f| File.exist?(f) } unless RUBY_PLATFORM =~ /mswin|mingw/
       end
 
       def empty_directory_with_gitkeep(destination, config = {})

railties/lib/rails/test_unit/testing.rake

@@ -30,7 +30,7 @@ end
 module Kernel
   def silence_stderr
     old_stderr = STDERR.dup
-    STDERR.reopen(RUBY_PLATFORM =~ /(:?mswin|mingw)/ ? 'NUL:' : '/dev/null')
+    STDERR.reopen(RUBY_PLATFORM =~ /mswin|mingw/ ? 'NUL:' : '/dev/null')
     STDERR.sync = true
     yield
   ensure