Method: Mothership::Parser#parse_flags

Defined in:
lib/mothership/parser.rb

#parse_flags(argv, find_in = nil) ⇒ Object 



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# File 'lib/mothership/parser.rb', line 18

def parse_flags(argv, find_in = nil)
  local = nil
  args = []

  until argv.empty?
    flag = normalize_flag(argv.shift, argv)

    name = local && local.flags[flag] || @command.flags[flag]
    unless name
      # assume first argument is subcommand
      if args.empty? && find_in && !local
        local = find_in[flag.gsub("-", "_").to_sym]
      end

      args << flag
      next
    end

    # skip flags defined by the local cmd
    if local && local.inputs[name]
      args << flag
      next
    end

    input = @command.inputs[name]

    if argv.first == "--ask"
      @given[name] = :interact
      argv.shift
      next
    end

    case input[:type]
    when :bool, :boolean
      if argv.first == "false" || argv.first == "true"
        @given[name] = argv.shift
      else
        @given[name] = "true"
      end
    when :float, :floating
      if !argv.empty? && argv.first =~ /^[0-9]+(\.[0-9]*)?$/
        @given[name] = argv.shift
      else
        raise TypeMismatch.new(@command, name, "floating")
      end
    when :integer, :number, :numeric
      if !argv.empty? && argv.first =~ /^[0-9]+$/
        @given[name] = argv.shift
      else
        raise TypeMismatch.new(@command, name, "numeric")
      end
    else
      arg =
        if argv.empty? || argv.first.start_with?("-")
          ""
        else
          argv.shift
        end

      @given[name] =
        if input[:argument] == :splat
          arg.split(",")
        else
          arg
        end
    end
  end

  args
end