* Define methods during method_missing instead of during initializati…

…on. Allows for modification on the fly.

CHANGELOG.rdoc

@@ -1,3 +1,7 @@
+== 2.0.2 released 2009-08-22
+
+* Define methods during method_missing instead of during initialization. Allows for modification on the fly.
+
 == 2.0.0 released 2009-08-22
 
 * Less magic, instead of automatically defining a Settings constant, you should define your own constant. See the readme for an example.

lib/settingslogic.rb

@@ -3,8 +3,6 @@
 
 # A simple settings solution using a YAML file. See README for more information.
 class Settingslogic < Hash
-  class UndefinedSetting < StandardError; end
-
   class << self
     def name # :nodoc:
       instance.key?("name") ? instance.name : super
@@ -54,34 +52,16 @@ def initialize(hash_or_file = self.class.source)
       hash = hash[self.class.namespace] if self.class.namespace
       self.update hash
     end
-
-    define_settings!
   end
 
   private
     def method_missing(name, *args, &block)
-      raise UndefinedSetting.new("The '#{name}' was not found in your configuration file: #{self.class.source}")
-    end
-
-    def define_settings!
-      self.each do |key, value|
-        case value
-        when Hash
-          instance_eval <<-"end_eval", __FILE__, __LINE__
-            def #{key}
-              @#{key} ||= self.class.new(self[#{key.inspect}])
-            end
-          end_eval
-        else
-          instance_eval <<-"end_eval", __FILE__, __LINE__
-            def #{key}
-              @#{key} ||= self[#{key.inspect}]
-            end
-            def #{key}=(value)
-              @#{key} = value
-            end
-          end_eval
-        end
+      if key?(name.to_s)
+        value = self[name.to_s].is_a?(Hash) ? self.class.new(self[name.to_s]) : self[name.to_s]
+        self.class.send(:define_method, name) { value }
+        send(name)
+      else
+        super
       end
     end
 end

spec/settingslogic_spec.rb

@@ -17,10 +17,6 @@
     Settings.setting3.should == 25
   end
 
-  it "should raise an error for unfound settings" do
-    lambda { Settings.undefined }.should raise_error(Settingslogic::UndefinedSetting)
-  end
-
   it "should namespace settings" do
     Settings2.setting1_child.should == "saweet"
   end