Class: HelpPrinter

Inherits:
Object
  • Object
show all
Defined in:
lib/cl/magic/dk/help_printer.rb

Instance Method Summary collapse

Constructor Details

#initialize(logger) ⇒ HelpPrinter

Returns a new instance of HelpPrinter.



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# File 'lib/cl/magic/dk/help_printer.rb', line 4

def initialize(logger)
  @logger = logger
end

Instance Method Details



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# File 'lib/cl/magic/dk/help_printer.rb', line 8

def print_dk_help_line(key, help)
  if $stdout.isatty
    if help.nil?
      @logger.puts("#{key.ljust(15, ' ')} ???no help???")
    else
      key = key.ljust(15, ' ')
      help_parts = help.split(";")

      # first line
      @logger.puts(key, help_parts.shift)

      # following lines
      padding = "".ljust(15, ' ')
      help_parts.each do |p|
        @logger.puts(padding, p)
      end
      @logger.puts("") if help.end_with?(";")
    end
  end
end