uses canfig for configuration

lib/transactor.rb

@@ -1,6 +1,7 @@
 require 'active_support/core_ext/module/attribute_accessors'
 require 'active_support/core_ext/string/inflections'
 require 'active_support/core_ext/string/output_safety'
+require 'canfig'
 require 'transactor/version'
 require 'transactor/configuration'
 require 'transactor/errors'

lib/transactor/configuration.rb

@@ -1,97 +1,4 @@
-require 'active_support/core_ext/array/extract_options'
-require 'active_support/core_ext/hash/keys'
-
 module Transactor
-  class Configuration
-
-    def configure(argh={}, &block)
-      @options ||= {}
-      save_state! do
-        configure_with_args argh
-        configure_with_block &block
-      end
-      self
-    end
-
-    def configure_with_args(argh)
-      save_state! do
-        argh.symbolize_keys.each { |key,val| configure_option(key, val) }
-      end
-    end
-
-    def configure_with_block(&block)
-      save_state! do
-        instance_eval &block if block_given?
-      end
-    end
-
-    def configure_option(key, val)
-      raise ArgumentError, "#{key} is not an allowed configuration option" unless @allowed.include?(key)
-
-      save_state! do
-        @changed[key] = [@options[key], val]
-        @options[key] = val
-      end
-    end
-
-    def changed
-      @changed = {}
-      @options.each { |key,val| @changed[key] = [@saved_state[key], val] if @saved_state[key] != val }
-      @changed
-    end
-
-    def changed?(key)
-      changed.key?(key)
-    end
-
-    def save_state!(&block)
-      if save_state?
-        @saved_state = @options.dup
-        @changed = {}
-
-        if block_given?
-          disable_state_saves!
-          begin
-            yield
-          ensure
-            enable_state_saves!
-          end
-        end
-      else
-        yield if block_given?
-      end
-    end
-
-    def enable_state_saves!
-      @save_state = true
-    end
-
-    def disable_state_saves!
-      @save_state = false
-    end
-
-    def save_state?
-      @save_state
-    end
-
-    def method_missing(meth, *args, &block)
-      if meth.to_s.match(/=\Z/)
-        opt = meth.to_s.gsub(/=/,'').to_sym
-        return configure_option(opt, args.first) if @allowed.include?(opt)
-      else
-        return @options[meth] if @allowed.include?(meth)
-      end
-
-      super
-    end
-
-    protected
-
-    def initialize(*args, &block)
-      options = args.extract_options!
-      @allowed = options.symbolize_keys.keys
-      enable_state_saves!
-      configure options, &block
-    end
+  class Configuration < ::Canfig::Configuration
   end
 end

transactor.gemspec

@@ -13,6 +13,7 @@ Gem::Specification.new do |s|
   s.homepage    = "http://github.com/markrebec/transactor"
 
   s.add_dependency "activesupport"
+  s.add_dependency "canfig"
 
   s.add_development_dependency "rake"
   s.add_development_dependency "rspec"