lib/celsius.rb in celsius-0.0.1 vs lib/celsius.rb in celsius-0.2.0

@@ -1,5 +1,38 @@
 require "celsius/version"
+require "deep_merger"
 
 module Celsius
-  # Your code goes here...
+  require "celsius/adapter"
+
+  def self.deep_clone(object)
+    Marshal.load(Marshal.dump(object))
+  end
+
+  def self.deep_merge!(destination, source, options = {})
+    DeepMerger.deep_merge!(source, destination, options)
+  end
+
+  def self.deep_stringify_keys(hash)
+    Celsius.deep_stringify_keys!(Celsius.deep_clone(hash))
+  end
+
+  #
+  private
+  #
+
+  # http://stackoverflow.com/questions/8379596/how-do-i-convert-a-ruby-hash-so-that-all-of-its-keys-are-symbols
+  def self.deep_stringify_keys!(hash_or_element)
+    case hash_or_element
+    when Hash
+      Hash[
+        hash_or_element.map do |key, value|
+          [ key.respond_to?(:to_s) ? key.to_s : key, deep_stringify_keys(value) ]
+        end
+      ]
+    when Enumerable
+      hash_or_element.map { |value| deep_stringify_keys(value) }
+    else
+      hash_or_element
+    end
+  end
 end