config hash to dot methods

lib/hobo.rb

@@ -0,0 +1,5 @@
+libdir = File.dirname(__FILE__)
+$LOAD_PATH.unshift(libdir) unless $LOAD_PATH.include?(libdir)
+
+require 'ostruct'
+require 'hobo/config'

lib/hobo/config.rb

@@ -0,0 +1,27 @@
+module Hobo
+  class Config
+    @@config = nil
+    class << self
+      def config 
+        @@config
+      end
+      
+      def parse!(source)
+        @@config ||= parse_to_struct(source)
+      end
+
+      private
+
+      def parse_to_struct(value)
+        return value unless value.instance_of?(Hash)
+
+        result = value.inject({}) do |acc, pair|
+          acc[pair.first] = parse_to_struct(pair.last)
+          acc
+        end
+        
+        OpenStruct.new(result)
+      end
+    end
+  end
+end

test/config_test.rb

@@ -0,0 +1,11 @@
+require File.join(File.dirname(__FILE__), 'test_helper')
+
+class ConfigTest < Test::Unit::TestCase
+
+  context "Hobo configuration" do
+    test "a hash source is converted to dot methods"  do
+      Hobo::Config.parse!(:a => {:b => 1})
+      assert Hobo::Config.config.a.b == 1
+    end
+  end
+end

test/test_helper.rb

@@ -18,4 +18,5 @@ begin
   require 'ruby-debug'
 rescue LoadError; end
 
+require File.join(File.dirname(__FILE__), '..', 'lib', 'hobo')
 require 'contest'

test/unit/config_test.rb

@@ -1,7 +0,0 @@
-require File.join(File.dirname(__FILE__), '..', 'test_helper')
-
-class ConfigTest < Test::Unit::TestCase
-  test "assert" do
-    assert true
-  end
-end