class Cucumber::Cli::Main

def configuration
  return @configuration if @configuration
  @configuration = Configuration.new(@out, @err)
  @configuration.parse!(@args)
  Cucumber.logger = @configuration.log
  @configuration
end

def execute(args)
  new(args).execute!
end

def execute!(existing_runtime = nil)
  trap_interrupt
  return @drb_output if run_drb_client
  runtime = if existing_runtime
    existing_runtime.configure(configuration)
    existing_runtime
  else
    Runtime.new(configuration)
  end
  runtime.run!
  runtime.write_stepdefs_json
  failure = runtime.results.failure? || Cucumber.wants_to_quit
  @kernel.exit(failure ? 1 : 0)
rescue ProfilesNotDefinedError, YmlLoadError, ProfileNotFound => e
  @err.puts(e.message)
rescue SystemExit => e
  @kernel.exit(e.status)
rescue Errno::EACCES, Errno::ENOENT => e
  @err.puts("#{e.message} (#{e.class})")
  @kernel.exit(1)
rescue Exception => e
  @err.puts("#{e.message} (#{e.class})")
  @err.puts(e.backtrace.join("\n"))
  @kernel.exit(1)
end

def initialize(args, stdin=STDIN, out=STDOUT, err=STDERR, kernel=Kernel)
  raise "args can't be nil" unless args
  raise "out can't be nil" unless out
  raise "err can't be nil" unless err
  raise "kernel can't be nil" unless kernel
  @args   = args
  @out    = out
  @err    = err
  @kernel = kernel
  @configuration = nil
end

def run_drb_client
  return false unless configuration.drb?
  warn("Spork is no longer supported as of Cucumber 1.3.0. Please downgrade to version 1.2.5")
  @drb_output = DRbClient.run(@args, @err, @out, configuration.drb_port)
  true
rescue DRbClientError => e
  @err.puts "WARNING: #{e.message} Running features locally:"
end

def trap_interrupt
  trap('INT') do
    exit!(1) if Cucumber.wants_to_quit
    Cucumber.wants_to_quit = true
    STDERR.puts "\nExiting... Interrupt again to exit immediately."
  end
end