From 5fb6bd8b22327b00061602b64af8c08886abc581 Mon Sep 17 00:00:00 2001
From: Daniel Schierbeck <dasch@zendesk.com>
Date: Thu, 12 Apr 2012 14:55:30 +0200
Subject: Remove Module#delegate!

---
 .../active_support/core_ext/module/delegation.rb   | 52 ----------------------
 1 file changed, 52 deletions(-)

(limited to 'activesupport/lib/active_support')

diff --git a/activesupport/lib/active_support/core_ext/module/delegation.rb b/activesupport/lib/active_support/core_ext/module/delegation.rb
index b927059c6b..ee8adae1cb 100644
--- a/activesupport/lib/active_support/core_ext/module/delegation.rb
+++ b/activesupport/lib/active_support/core_ext/module/delegation.rb
@@ -156,56 +156,4 @@ class Module
       end
     end
   end
-
-  def delegate!(*methods)
-    ActiveSupport::Deprecation.warn('Delegating to non-public methods is deprecated.', caller)
-
-    options = methods.pop
-    unless options.is_a?(Hash) && to = options[:to]
-      raise ArgumentError, "Delegation needs a target. Supply an options hash with a :to key as the last argument (e.g. delegate :hello, :to => :greeter)."
-    end
-    prefix, to, allow_nil = options[:prefix], options[:to], options[:allow_nil]
-
-    if prefix == true && to.to_s =~ /^[^a-z_]/
-      raise ArgumentError, "Can only automatically set the delegation prefix when delegating to a method."
-    end
-
-    method_prefix =
-      if prefix
-        "#{prefix == true ? to : prefix}_"
-      else
-        ''
-      end
-
-    file, line = caller.first.split(':', 2)
-    line = line.to_i
-
-    methods.each do |method|
-      method = method.to_s
-
-      if allow_nil
-        module_eval(<<-EOS, file, line - 2)
-          def #{method_prefix}#{method}(*args, &block)        # def customer_name(*args, &block)
-            if #{to} || #{to}.respond_to?(:#{method})         #   if client || client.respond_to?(:name)
-              #{to}.__send__(:#{method}, *args, &block)       #     client.__send__(:name, *args, &block)
-            end                                               #   end
-          end                                                 # end
-        EOS
-      else
-        exception = %(raise "#{self}##{method_prefix}#{method} delegated to #{to}.#{method}, but #{to} is nil: \#{self.inspect}")
-
-        module_eval(<<-EOS, file, line - 1)
-          def #{method_prefix}#{method}(*args, &block)        # def customer_name(*args, &block)
-            #{to}.__send__(:#{method}, *args, &block)         #   client.__send__(:name, *args, &block)
-          rescue NoMethodError                                # rescue NoMethodError
-            if #{to}.nil?                                     #   if client.nil?
-              #{exception}                                    #     # add helpful message to the exception
-            else                                              #   else
-              raise                                           #     raise
-            end                                               #   end
-          end                                                 # end
-        EOS
-      end
-    end
-  end
 end
-- 
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