From 3845de022b080642e87308471376911165506133 Mon Sep 17 00:00:00 2001
From: Michael Koziarski <michael@koziarski.com>
Date: Thu, 17 Jan 2008 22:45:54 +0000
Subject: Restructure routing into several smaller files. References #10835
 [oleganza]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@8652 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 .../lib/action_controller/routing/routing_ext.rb   | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 actionpack/lib/action_controller/routing/routing_ext.rb

(limited to 'actionpack/lib/action_controller/routing/routing_ext.rb')

diff --git a/actionpack/lib/action_controller/routing/routing_ext.rb b/actionpack/lib/action_controller/routing/routing_ext.rb
new file mode 100644
index 0000000000..2ad20ee699
--- /dev/null
+++ b/actionpack/lib/action_controller/routing/routing_ext.rb
@@ -0,0 +1,46 @@
+
+class Object
+  def to_param
+    to_s
+  end
+end
+
+class TrueClass
+  def to_param
+    self
+  end
+end
+
+class FalseClass
+  def to_param
+    self
+  end
+end
+
+class NilClass
+  def to_param
+    self
+  end
+end
+
+class Regexp #:nodoc:
+  def number_of_captures
+    Regexp.new("|#{source}").match('').captures.length
+  end
+
+  class << self
+    def optionalize(pattern)
+      case unoptionalize(pattern)
+        when /\A(.|\(.*\))\Z/ then "#{pattern}?"
+        else "(?:#{pattern})?"
+      end
+    end
+
+    def unoptionalize(pattern)
+      [/\A\(\?:(.*)\)\?\Z/, /\A(.|\(.*\))\?\Z/].each do |regexp|
+        return $1 if regexp =~ pattern
+      end
+      return pattern
+    end
+  end
+end
-- 
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