module Rufo::Command

def self.format_stdin(want_check)
  code   = STDIN.read
  result = format(code, Dir.getwd)
  if want_check
    exit 1 if result != code
  else
    print result
  end
rescue Rufo::SyntaxError
  STDERR.puts "Error: the given text is not a valid ruby program (it has syntax errors)"
  exit 1
rescue Rufo::Bug => ex
  STDERR.puts "You've found a bug!"
  STDERR.puts "Please report it to https://github.com/asterite/rufo/issues with code that triggers it"
  STDERR.puts
  raise ex
end