Contents

# Author::    Nicolas Pouillard  <[e-mail]>.
# Copyright:: Copyright (c) 2005 Nicolas Pouillard. All rights reserved.
# License::   GNU General Public License (GPL).
# Revision::  $Id: helpers.rb 221 2005-05-09 12:40:57Z ertai $

module Commands

  module Helpers

    class ::String

      #
      # Make a command from a String.
      #
      # Split your command when no quotations are used.
      #
      # Do not touch the String and give as one argument.
      def to_cmd
        if self =~ /['"`]/
          Command.new(self)
        else
          Command.new(*split(/\s+/))
        end
      end

    end # class ::String



    class ::Array

      def to_cmd
        Command.new(*self)
      end

    end # class ::Array

  end # module Helpers



  if __FILE__ == $0

    require 'test/unit'

    class HelpersTest < Test::Unit::TestCase

      def test_string_to_cmd
        assert_equal(['foo', 'bar'], "foo bar".to_cmd.to_a)

        assert_equal(['foo', 'b/ar', 'qu44x32'],
                     "foo b/ar \t \n  qu44x32".to_cmd.to_a)

        s = "foo 'b/ar \t' \n  qu44x32"
        assert_equal([s], s.to_cmd.to_a)
      end

      def test_array_to_cmd
        a = ['foo', "b/ar \t", "\n  qu44x32"]
        assert_equal(a, a.to_cmd.to_a)
      end

    end # class HelpersTest

  end

end # module Commands

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
vcs-0.2.148	ruby_ex/commands/helpers.rb