Module: SR::CLI

Defined in:
lib/sr/cli.rb

Class Method Summary collapse

Class Method Details

.call ⇒ Object 



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# File 'lib/sr/cli.rb', line 5

def self.call
  options = {}
  parser = OptionParser.new do |opts|
    opts.on('-c', '--context=obj', 'set the sr context to obj') do |obj|
      options[:context] = eval(obj, TOPLEVEL_BINDING)
    end
    opts.on('-f [FILE]', 'suppress configuration (or load FILE)') do |f|
      if f && File.exist?(f)
        (options[:config_files] ||= []).push(File.expand_path(f))
      else
        fail "#{f} is not a valid file" if f
        options[:config_files] = []
      end
    end
    opts.on('-v', '--version', 'display sr version') do
      puts "sr #{SR::VERSION} [ruby #{RUBY_VERSION} #{RUBY_PLATFORM}]"
      exit
    end
    opts.on('-h', '--help', 'display this message') do
      puts opts
      exit
    end
  end
  parser.parse!(ARGV)
  SR.repl(options)
rescue SystemExit
  # Do nothing -- this exists so the exception handling below doesn't pick
  # up system exits from the option parser itself.
rescue Exception => ex
  $stderr.puts ex.message
  exit 1
end