Move command options Proc under Command namespace

Because it fits better there and is also hidden from the user.

Signed-off-by: Kyrylo Silin <kyrylosilin@gmail.com>

lib/pry.rb

@@ -130,19 +130,6 @@ class Pry
     end
   end
 
-  Pry::DEFAULT_COMMAND_OPTIONS = proc do |match|
-    {
-      :requires_gem      => [],
-      :keep_retval       => false,
-      :argument_required => false,
-      :interpolate       => true,
-      :shellwords        => true,
-      :listing           => (String === match ? match : match.inspect),
-      :use_prefix        => true,
-      :takes_block       => false
-    }
-  end
-
   # Store the current working directory. This allows show-source etc. to work if
   # your process has changed directory since boot. [Issue #675]
   INITIAL_PWD = Dir.pwd

lib/pry/command.rb

@@ -37,7 +37,7 @@ class Pry
 
       # Define or get the command's options
       def command_options(arg=nil)
-        @command_options ||= Pry::DEFAULT_COMMAND_OPTIONS.call(match)
+        @command_options ||= DEFAULT_OPTIONS.call(match)
         @command_options.merge!(arg) if arg
         @command_options
       end
@@ -196,6 +196,19 @@ class Pry
       end
     end
 
+    DEFAULT_OPTIONS = proc do |match|
+      {
+        :requires_gem      => [],
+        :keep_retval       => false,
+        :argument_required => false,
+        :interpolate       => true,
+        :shellwords        => true,
+        :listing           => (String === match ? match : match.inspect),
+        :use_prefix        => true,
+        :takes_block       => false
+      }
+    end
+
     # Properties of one execution of a command (passed by {Pry#run_command} as a hash of
     # context and expanded in `#initialize`
     attr_accessor :output

lib/pry/command_set.rb

@@ -81,7 +81,7 @@ class Pry
     #   # number-N regex command
     def block_command(match, description="No description.", options={}, &block)
       description, options = ["No description.", description] if description.is_a?(Hash)
-      options = Pry::DEFAULT_COMMAND_OPTIONS.call(match).merge!(options)
+      options = Pry::Command::DEFAULT_OPTIONS.call(match).merge!(options)
 
       commands[match] = Pry::BlockCommand.subclass(match, description, options, helper_module, &block)
     end
@@ -113,7 +113,7 @@ class Pry
     #
     def create_command(match, description="No description.", options={}, &block)
       description, options = ["No description.", description] if description.is_a?(Hash)
-      options = Pry::DEFAULT_COMMAND_OPTIONS.call(match).merge!(options)
+      options = Pry::Command::DEFAULT_OPTIONS.call(match).merge!(options)
 
       commands[match] = Pry::ClassCommand.subclass(match, description, options, helper_module, &block)
       commands[match].class_eval(&block)