Class: Dracula

Inherits:
Object
  • Object
show all
Defined in:
lib/dracula.rb,
lib/dracula/ui.rb,
lib/dracula/flag.rb,
lib/dracula/command.rb,
lib/dracula/version.rb,
lib/dracula/namespace.rb,
lib/dracula/command_help.rb,
lib/dracula/namespace_help.rb

Defined Under Namespace

Classes: Command, CommandHelp, Flag, Namespace, NamespaceHelp, UI

Constant Summary collapse

VERSION = 
"0.4.0".freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Dracula

Returns a new instance of Dracula.



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# File 'lib/dracula.rb', line 84

def initialize(options = {})
  @options = options
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/dracula.rb', line 82

def options
  @options
end

Class Method Details

.desc(name, description) ⇒ Object 



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# File 'lib/dracula.rb', line 57

def desc(name, description)
  @desc = Command::Desc.new(name, description)
end

.long_desc(description) ⇒ Object 



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# File 'lib/dracula.rb', line 53

def long_desc(description)
  @long_desc = description
end

.namespace ⇒ Object 



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# File 'lib/dracula.rb', line 44

def namespace
  @namespace ||= Dracula::Namespace.new(self)
end

.option(name, params = {}) ⇒ Object 



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# File 'lib/dracula.rb', line 48

def option(name, params = {})
  @options ||= []
  @options << Dracula::Flag.new(name, params)
end

.program_name(name = nil) ⇒ Object 



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# File 'lib/dracula.rb', line 13

def program_name(name = nil)
  if name.nil?
    @@program_name || "dracula" # getter
  else
    @@program_name = name       # setter
  end
end

.register(name, description, klass) ⇒ Object 



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# File 'lib/dracula.rb', line 61

def register(name, description, klass)
  klass.namespace.name = name
  klass.namespace.description = description
  klass.namespace.parent = namespace

  namespace.add_subcommand(klass.namespace)
end

.start(args) ⇒ Object 



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# File 'lib/dracula.rb', line 21

def start(args)
  if args.empty? || (args.size == 1 && args[0] == "help")
    namespace.help
  else
    action = args[0] == "help" ? :help : :run

    if args[0] == "help"
      action = :help

      args.shift # drop 'help'

      command = args.shift
      params  = args
    else
      action = :run
      command = args.shift
      params  = args
    end

    namespace.dispatch(command.split(":"), params, action)
  end
end