Class: Jury::CommandLineInterface

Inherits:
Object
  • Object
show all
Includes:
Tchk
Defined in:
lib/jury/command_line_interface.rb

Instance Method Summary collapse

Methods included from Tchk

#is_array_of_T, #is_string, #type_error

Instance Method Details

#create_filesystem ⇒ Object

CB(2), BB(4)



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# File 'lib/jury/command_line_interface.rb', line 13

def create_filesystem   # CB(2), BB(4)
  # PRECONDITION -- current_directory not inside/under template_directory
  current_directory = Dir.pwd
  template_directory = File.expand_path(File.join(File.dirname(__FILE__), '..', '..', 'template'))
  set_of_files = Dir.glob(File.join(template_directory, "*"))
  FileUtils.cp_r set_of_files, current_directory

  # The above copy will not create empty directories, it seems.  Either that,
  # or gem metadata refuses to accept that an empty template/spec directory
  # holds value to me.  To work around this problem, we will need to create
  # this directory manually if it doesn't already exist.
  spec_directory = File.join(current_directory, "spec")
  FileUtils.mkdir(spec_directory) if !File.directory?(spec_directory)
end

#main(argv) ⇒ Object

US(3)



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# File 'lib/jury/command_line_interface.rb', line 38

def main(argv)  # US(3)
  type_error if !is_array_of_T(argv, String, 1)

  @argv = argv
  if !argv[1].nil? then
    command = argv[1].downcase
  else
    command = 'help'
  end

  case command
  when 'init'
    create_filesystem  # BB(3,2)
  else
    show_help_message  # BB(3,1) /\ BB(3,3)
  end
end

#show_help_message ⇒ Object

BB(3,1), BB(3,3)



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# File 'lib/jury/command_line_interface.rb', line 28

def show_help_message   # BB(3,1), BB(3,3)
  puts <<EOM
USAGE: #{@argv[0]} <command> <...>

Commands supported includes:
  init - initialize a new Jury instance.
  help - show this message.
EOM
end