command_parser.rb in inch-0.8.0.rc1

- old
+ new

@@ -32,10 +32,15 @@
     # The +--help+ switch is an exception and lists all available commands.
     #
     class CommandParser
       include TraceHelper
 
+      # Represents a fake command, i.e. `--help` for use in the CLI.
+      #
+      # @api private
+      FakeCommand = Struct.new(:exit_status)
+
       class << self
         # @return [Hash{Symbol => Command}] the mapping of command names to
         #   command classes to parse the user command.
         attr_accessor :commands
 
@@ -75,10 +80,10 @@
         ui.trace 'Commands:'
         commands.keys.sort_by { |k| k.to_s }.each do |command_name|
           command = commands[command_name].new
           ui.trace format('  %-8s %s', command_name, command.description)
         end
-        exit 0
+        FakeCommand.new(0)
       end
 
       # Runs the {Command} object matching the command name of the first
       # argument.
       # @return [Command::Base]