git.oblomov.eu Git - git/blob - git-rb-setup.rb

   1 #!/usr/bin/env ruby
   2
   3 def die(*args)
   4   fmt = args.shift
   5   $stderr.printf("fatal: %s\n" % fmt, *args)
   6   exit 128
   7 end
   8
   9 def sha1_to_hex(sha1)
  10   sha1.unpack('H*').first
  11 end
  12
  13 class CommandError < RuntimeError
  14
  15   def initialize(command)
  16      @command = command
  17   end
  18
  19   def to_s
  20     Array(@command).join(' ').inspect
  21   end
  22
  23 end
  24
  25 def run(cmd, *args)
  26   system(*cmd, *args)
  27   raise CommandError.new(cmd) unless $?.success?
  28 end
  29
  30 class String
  31   def skip_prefix(prefix)
  32     return self[prefix.length..-1]
  33   end
  34 end