Fix some Rubocop/Codeclimate issues

README.md

@@ -33,35 +33,35 @@ ap object, options = {}
 Default options:
 
 ```ruby
-:indent          => 4,      # Indent using 4 spaces.
+indent:          4,      # Number of spaces for indenting.
-:index           => true,   # Display array indices.
+index:           true,   # Display array indices.
-:html            => false,  # Use ANSI color codes rather than HTML.
+html:            false,  # Use ANSI color codes rather than HTML.
-:multiline       => true,   # Display in multiple lines.
+multiline:       true,   # Display in multiple lines.
-:plain           => false,  # Use colors.
+plain:           false,  # Use colors.
-:raw             => false,  # Do not recursively format object instance variables.
+raw:             false,  # Do not recursively format instance variables.
-:sort_keys       => false,  # Do not sort hash keys.
+sort_keys:       false,  # Do not sort hash keys.
-:limit           => false,  # Limit large output for arrays and hashes. Set to a boolean or integer.
+limit:           false,  # Limit arrays & hashes. Accepts bool or int.
-:new_hash_syntax => false,  # Use the JSON like syntax { foo: 'bar' }, when the key is a symbol
+new_hash_syntax: false,  # Use Ruby 1.9 hash syntax in output.
-:color => {
+color: {
-  :args       => :pale,
+  args:       :pale,
-  :array      => :white,
+  array:      :white,
-  :bigdecimal => :blue,
+  bigdecimal: :blue,
-  :class      => :yellow,
+  class:      :yellow,
-  :date       => :greenish,
+  date:       :greenish,
-  :falseclass => :red,
+  falseclass: :red,
-  :fixnum     => :blue,
+  fixnum:     :blue,
-  :float      => :blue,
+  float:      :blue,
-  :hash       => :pale,
+  hash:       :pale,
-  :keyword    => :cyan,
+  keyword:    :cyan,
-  :method     => :purpleish,
+  method:     :purpleish,
-  :nilclass   => :red,
+  nilclass:   :red,
-  :rational   => :blue,
+  rational:   :blue,
-  :string     => :yellowish,
+  string:     :yellowish,
-  :struct     => :pale,
+  struct:     :pale,
-  :symbol     => :cyanish,
+  symbol:     :cyanish,
-  :time       => :greenish,
+  time:       :greenish,
-  :trueclass  => :green,
+  trueclass:  :green,
-  :variable   => :cyanish
+  variable:   :cyanish
 }
 ```
 

lib/awesome_print/custom_defaults.rb

@@ -4,17 +4,17 @@ module AwesomePrint
 
     # Class accessor to force colorized output (ex. forked subprocess where TERM
     # might be dumb).
-    #------------------------------------------------------------------------------
+    #---------------------------------------------------------------------------
     def force_colors!(value = true)
       @force_colors = value
     end
 
     def console?
-      !!(defined?(IRB) || defined?(Pry))
+      boolean(defined?(IRB) || defined?(Pry))
     end
 
     def rails_console?
-      console? && !!(defined?(Rails::Console) || ENV["RAILS_ENV"])
+      console? && boolean(defined?(Rails::Console) || ENV['RAILS_ENV'])
     end
 
     def diet_rb
@@ -38,11 +38,20 @@ module AwesomePrint
     def irb!
       return unless defined?(IRB)
 
-      IRB.version.include?("DietRB") ? diet_rb : usual_rb
+      IRB.version.include?('DietRB') ? diet_rb : usual_rb
     end
 
     def pry!
       Pry.print = proc { |output, value| output.puts value.ai } if defined?(Pry)
     end
+
+    private
+
+    # Takes a value and returns true unless it is false or nil
+    # This is an alternative to the less readable !!(value)
+    # https://github.com/bbatsov/ruby-style-guide#no-bang-bang
+    def boolean(value)
+      value ? true : false
+    end
   end
 end

lib/awesome_print/inspector.rb

@@ -13,35 +13,35 @@ module AwesomePrint
 
     def initialize(options = {})
       @options = {
-        :indent          => 4,      # Indent using 4 spaces.
+        indent:          4,      # Number of spaces for indenting.
-        :index           => true,   # Display array indices.
+        index:           true,   # Display array indices.
-        :html            => false,  # Use ANSI color codes rather than HTML.
+        html:            false,  # Use ANSI color codes rather than HTML.
-        :multiline       => true,   # Display in multiple lines.
+        multiline:       true,   # Display in multiple lines.
-        :plain           => false,  # Use colors.
+        plain:           false,  # Use colors.
-        :raw             => false,  # Do not recursively format object instance variables.
+        raw:             false,  # Do not recursively format instance variables.
-        :sort_keys       => false,  # Do not sort hash keys.
+        sort_keys:       false,  # Do not sort hash keys.
-        :limit           => false,  # Limit large output for arrays and hashes. Set to a boolean or integer.
+        limit:           false,  # Limit arrays & hashes. Accepts bool or int.
-        :new_hash_syntax => false,  # Use the JSON like syntax { foo: 'bar' }, when the key is a symbol
+        new_hash_syntax: false,  # Use Ruby 1.9 hash syntax in output.
-        :color => {
+        color: {
-          :args       => :pale,
+          args:       :pale,
-          :array      => :white,
+          array:      :white,
-          :bigdecimal => :blue,
+          bigdecimal: :blue,
-          :class      => :yellow,
+          class:      :yellow,
-          :date       => :greenish,
+          date:       :greenish,
-          :falseclass => :red,
+          falseclass: :red,
-          :fixnum     => :blue,
+          fixnum:     :blue,
-          :float      => :blue,
+          float:      :blue,
-          :hash       => :pale,
+          hash:       :pale,
-          :keyword    => :cyan,
+          keyword:    :cyan,
-          :method     => :purpleish,
+          method:     :purpleish,
-          :nilclass   => :red,
+          nilclass:   :red,
-          :rational   => :blue,
+          rational:   :blue,
-          :string     => :yellowish,
+          string:     :yellowish,
-          :struct     => :pale,
+          struct:     :pale,
-          :symbol     => :cyanish,
+          symbol:     :cyanish,
-          :time       => :greenish,
+          time:       :greenish,
-          :trueclass  => :green,
+          trueclass:  :green,
-          :variable   => :cyanish
+          variable:   :cyanish
         }
       }
 
@@ -81,7 +81,15 @@ module AwesomePrint
     #---------------------------------------------------------------------------
     def colorize?
       AwesomePrint.force_colors ||= false
-      AwesomePrint.force_colors || (STDOUT.tty? && ((ENV['TERM'] && ENV['TERM'] != 'dumb') || ENV['ANSICON']))
+      AwesomePrint.force_colors || (
+        STDOUT.tty? && (
+          (
+            ENV['TERM'] &&
+            ENV['TERM'] != 'dumb'
+          ) ||
+          ENV['ANSICON']
+        )
+      )
     end
 
     private
@@ -106,8 +114,9 @@ module AwesomePrint
       @formatter.format(object, printable(object))
     end
 
-    # Turn class name into symbol, ex: Hello::World => :hello_world. Classes that
+    # Turn class name into symbol, ex: Hello::World => :hello_world. Classes
-    # inherit from Array, Hash, File, Dir, and Struct are treated as the base class.
+    # that inherit from Array, Hash, File, Dir, and Struct are treated as the
+    # base class.
     #---------------------------------------------------------------------------
     def printable(object)
       case object
@@ -120,7 +129,8 @@ module AwesomePrint
       end
     end
 
-    # Update @options by first merging the :color hash and then the remaining keys.
+    # Update @options by first merging the :color hash and then the remaining
+    # keys.
     #---------------------------------------------------------------------------
     def merge_options!(options = {})
       @options[:color].merge!(options.delete(:color) || {})