[Rant] dry-run

[Stefan Lang]

Latest Rant from repository has a --dry-run (-n) option now.

Example:
  % cat Rantfile
  import "command"

  task :install => "foo" do
      sys.install "foo", "/usr/local/bin", :mode => 0755
  end

  gen Command, "foo", "foo.c", "cc -o $(>) $(<)"
  % rant -n
  Executing "foo"
    - SHELL
      cc -o foo foo.c
  Executing "install"
    - Ruby Proc at Rantfile:3
  % rant
  cc -o foo foo.c
  install -c -m 0755 foo /usr/local/bin
  % rant -n
  Executing "install"
    - Ruby Proc at Rantfile:3

-- 
Stefan