From 07be6f1ac0b19d2129fc822c0ebcf58603fda696 Mon Sep 17 00:00:00 2001
From: John Bender <john.m.bender@gmail.com>
Date: Thu, 21 Jan 2010 21:54:23 -0800
Subject: [PATCH] config hash to dot methods

---
 lib/hobo.rb              |  5 +++++
 lib/hobo/config.rb       | 27 +++++++++++++++++++++++++++
 test/config_test.rb      | 11 +++++++++++
 test/test_helper.rb      |  3 ++-
 test/unit/config_test.rb |  7 -------
 5 files changed, 45 insertions(+), 8 deletions(-)
 create mode 100644 lib/hobo.rb
 create mode 100644 lib/hobo/config.rb
 create mode 100644 test/config_test.rb
 delete mode 100644 test/unit/config_test.rb

diff --git a/lib/hobo.rb b/lib/hobo.rb
new file mode 100644
index 000000000..d4767f0a6
--- /dev/null
+++ b/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'
diff --git a/lib/hobo/config.rb b/lib/hobo/config.rb
new file mode 100644
index 000000000..99e9a594e
--- /dev/null
+++ b/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
diff --git a/test/config_test.rb b/test/config_test.rb
new file mode 100644
index 000000000..6b7b1d9ec
--- /dev/null
+++ b/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
diff --git a/test/test_helper.rb b/test/test_helper.rb
index affa42529..a4d9c6972 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -18,4 +18,5 @@ begin
   require 'ruby-debug'
 rescue LoadError; end
 
-require 'contest'
\ No newline at end of file
+require File.join(File.dirname(__FILE__), '..', 'lib', 'hobo')
+require 'contest'
diff --git a/test/unit/config_test.rb b/test/unit/config_test.rb
deleted file mode 100644
index 01a7af4f5..000000000
--- a/test/unit/config_test.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-require File.join(File.dirname(__FILE__), '..', 'test_helper')
-
-class ConfigTest < Test::Unit::TestCase
-  test "assert" do
-    assert true
-  end
-end