Added hash modify keys methods

.rubocop.yml

@@ -0,0 +1,4 @@
+Metrics/LineLength:
+  Exclude:
+    - '*.gemspec'
+    - 'spec/**/*_spec.rb'

Rakefile

@@ -13,7 +13,6 @@ end
 
 RuboCop::RakeTask.new(:rubocop) do |t|
   t.formatters = ['progress']
-  t.patterns = ['lib/**/*.rb']
 end
 
 YARD::Rake::YardocTask.new do |t|

lib/utilise/array.rb

@@ -1,4 +1,4 @@
-require 'utilise/augment/bool.rb'
+require 'utilise/augment/bool'
 
 # Extend existing ruby class Array
 class Array

lib/utilise/augment/bool.rb

@@ -41,7 +41,7 @@ def bool_array(array)
 
       # Returns boolean value if object matches rules
       #
-      # @param array [Array] the array
+      # @param object [Object] object to bool
       # @returns [Boolean] true/false returned
       def bool_it(object)
         case object.to_s

lib/utilise/augment/hash.rb

@@ -0,0 +1,41 @@
+require 'utilise/string'
+
+module Utilise
+  module Augment
+    # Extends a hash to modify keys
+    module Hash
+      # Transforms all keys to snake case
+      def snake_keys
+        transform_keys(self) { |key| key.snake }
+      end
+
+      # Transforms all keys to camel case
+      def camel_keys
+        transform_keys(self) { |key| key.camel }
+      end
+
+      # Transforms all keys to space case
+      def space_keys
+        transform_keys(self) { |key| key.space }
+      end
+
+      private
+
+      # Deep transform keys
+      # An awesome piece of code from rails
+      # apidock.com/rails/v4.2.1/Hash/_deep_transform_keys_in_object%21
+      def transform_keys(object, &block)
+        case object
+        when Hash
+          object.each_with_object({}) do |(key, value), result|
+            result[yield(key)] = transform_keys(value, &block)
+          end
+        when Array
+          object.map { |e| transform_keys(e, &block) }
+        else
+          object
+        end
+      end
+    end
+  end
+end

lib/utilise/augment/modify.rb

@@ -4,7 +4,8 @@ module Augment
     module Modify
       # Return a string in modified camel case
       def camel
-        split_up.map(&:capitalize).join('')
+        array = split_up
+        array.first + array[1..-1].map(&:capitalize).join('')
       end
 
       # Return a string in snake case
@@ -21,7 +22,8 @@ def space
 
       # Splits up the current string into an array and normalises it
       def split_up
-        arr = split(/(?<=[a-z])(?=[A-Z])|(?<=[A-Z])(?=[A-Z][a-z])|(?=_)|(?= )/)
+        regex = /(?<=[a-z])(?=[A-Z])|(?<=[A-Z])(?=[A-Z][a-z])|(?=_)|(?= )/
+        arr = to_s.split(regex)
         arr.map!(&:downcase)
         arr.map!(&:strip)
         arr.map { |s| s.delete('_') }

lib/utilise/fixnum.rb

@@ -1,4 +1,4 @@
-require 'utilise/augment/bool.rb'
+require 'utilise/augment/bool'
 
 # Extend existing ruby class Fixnum
 class Fixnum

lib/utilise/hash.rb

@@ -1,6 +1,8 @@
-require 'utilise/augment/bool.rb'
+require 'utilise/augment/bool'
+require 'utilise/augment/hash'
 
 # Extend existing ruby class Hash
 class Hash
   include Utilise::Augment::Bool
+  include Utilise::Augment::Hash
 end

lib/utilise/hashie.rb

@@ -1,4 +1,4 @@
-require 'utilise/augment/crash.rb'
+require 'utilise/augment/crash'
 
 # Extend existing hashie module
 module Hashie

lib/utilise/object.rb

@@ -1,4 +1,4 @@
-require 'utilise/augment/matchers.rb'
+require 'utilise/augment/matchers'
 
 # Extend existing ruby class Object
 class Object

lib/utilise/string.rb

@@ -1,5 +1,5 @@
-require 'utilise/augment/bool.rb'
-require 'utilise/augment/modify.rb'
+require 'utilise/augment/bool'
+require 'utilise/augment/modify'
 
 # Extend existing ruby class String
 class String

lib/utilise/symbol.rb

@@ -1,6 +1,8 @@
-require 'utilise/augment/bool.rb'
+require 'utilise/augment/bool'
+require 'utilise/augment/modify'
 
 # Extend existing ruby class Symbol
 class Symbol
   include Utilise::Augment::Bool
+  include Utilise::Augment::Modify
 end

lib/utilise/time.rb

@@ -1,4 +1,4 @@
-require 'utilise/augment/time.rb'
+require 'utilise/augment/time'
 
 # Extend existing ruby class Time
 class Time

spec/spec_helper.rb

@@ -26,4 +26,3 @@
 Coveralls.wear!
 SimpleCov.start
 require 'utilise'
-