From 3a00353f83998faaa7db88676d2f052c44ecf452 Mon Sep 17 00:00:00 2001
From: Jim Myhrberg <contact@jimeh.me>
Date: Thu, 10 Mar 2011 00:24:35 +0000
Subject: [PATCH] created Options module to help organize the multiple options
 passed from one object to another

---
 lib/redistat.rb         |  3 ++-
 lib/redistat/options.rb | 43 +++++++++++++++++++++++++++++++++++++++++
 spec/options_spec.rb    | 36 ++++++++++++++++++++++++++++++++++
 3 files changed, 81 insertions(+), 1 deletion(-)
 create mode 100644 lib/redistat/options.rb
 create mode 100644 spec/options_spec.rb

diff --git a/lib/redistat.rb b/lib/redistat.rb
index d3f1dc5..6aa628c 100644
--- a/lib/redistat.rb
+++ b/lib/redistat.rb
@@ -9,9 +9,10 @@ require 'time_ext'
 require 'json'
 require 'digest/sha1'
 
-require 'redistat/collection'
+require 'redistat/options'
 require 'redistat/connection'
 require 'redistat/database'
+require 'redistat/collection'
 require 'redistat/date'
 require 'redistat/date_helper'
 require 'redistat/event'
diff --git a/lib/redistat/options.rb b/lib/redistat/options.rb
new file mode 100644
index 0000000..252b508
--- /dev/null
+++ b/lib/redistat/options.rb
@@ -0,0 +1,43 @@
+module Redistat
+  module Options
+    
+    def self.included(base)
+      base.extend(ClassMethods)
+    end
+    
+    class InvalidDefaultOptions < ArgumentError; end
+    
+    module ClassMethods
+      def option_accessor(*opts)
+        opts.each do |option|
+          define_method(option) do |*args|
+            if !args.first.nil?
+              options[option.to_sym] = args.first
+            else
+              options[option.to_sym] || nil
+            end
+          end
+        end
+      end
+    end
+    
+    def parse_options(opts)
+      opts ||= {}
+      @raw_options = opts
+      @options = default_options.merge(opts.reject { |k,v| v.nil? })
+    end
+    
+    def default_options
+      {}
+    end
+    
+    def options
+      @options ||= {}
+    end
+    
+    def raw_options
+      @raw_options ||= {}
+    end
+    
+  end
+end
\ No newline at end of file
diff --git a/spec/options_spec.rb b/spec/options_spec.rb
new file mode 100644
index 0000000..b00cd7d
--- /dev/null
+++ b/spec/options_spec.rb
@@ -0,0 +1,36 @@
+require "spec_helper"
+
+describe Redistat::Options do
+  
+  before(:each) do
+    @helper = OptionsHelper.new
+    @helper.parse_options(:wtf => 'dude', :foo => 'booze')
+  end
+  
+  it "should #parse_options" do
+    @helper.options[:hello].should == 'world'
+    @helper.options[:foo].should == 'booze'
+    @helper.options[:wtf].should == 'dude'
+    @helper.raw_options.should_not have_key(:hello)
+  end
+  
+  it "should create option_accessors" do
+    @helper.hello.should == 'world'
+    @helper.hello('woooo')
+    @helper.hello.should == 'woooo'
+  end
+  
+end
+
+class OptionsHelper
+  include Redistat::Options
+  
+  option_accessor :hello
+  
+  def default_options
+    { :hello => 'world',
+      :foo => 'bar' }
+  end
+  
+  
+end
\ No newline at end of file