lib/tty/command/printers/abstract.rb

require "pastel"

module TTY
  class Command
    module Printers
      class Abstract
        extend Forwardable

        def_delegators :@color, :decorate

        attr_reader :output, :options
        attr_accessor :out_data, :err_data

        # Initialize a Printer object
        #
        # @param [IO] output
        #   the printer output
        #
        # @api public
        def initialize(output, options = {})
          @output  = output
          @options = options
          @enabled = options.fetch(:color, true)
          @color   = ::Pastel.new(enabled: @enabled)

          @out_data = ""
          @err_data = ""
        end

        def print_command_start(cmd, *args)
          write(cmd.to_command + "#{args.join}")
        end

        def print_command_out_data(cmd, *args)
          write(args.join(" "))
        end

        def print_command_err_data(cmd, *args)
          write(args.join(" "))
        end

        def print_command_exit(cmd, *args)
          write(args.join(" "))
        end

        def write(cmd, message)
          raise NotImplemented, "Abstract printer cannot be used"
        end
      end # Abstract
    end # Printers
  end # Command
end # TTY