Class: Bow::Command

Inherits:
Object
  • Object
show all
Defined in:
lib/bow/command.rb

Class Attribute Summary collapse

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app = nil, argv = []) ⇒ Command

Returns a new instance of Command.



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# File 'lib/bow/command.rb', line 37

def initialize(app = nil, argv = [])
  @app = app
  @argv = argv
end

Class Attribute Details

.all ⇒ Object (readonly)

Returns the value of attribute all.



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# File 'lib/bow/command.rb', line 8

def all
  @all
end

.names ⇒ Object (readonly)

Returns the value of attribute names.



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# File 'lib/bow/command.rb', line 8

def names
  @names
end

Instance Attribute Details

#app ⇒ Object (readonly)

Returns the value of attribute app.



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# File 'lib/bow/command.rb', line 35

def app
  @app
end

Class Method Details

.command_name ⇒ Object 



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# File 'lib/bow/command.rb', line 17

def command_name
  @command_name ||= name.to_s
                        .split('::')
                        .last
                        .split(/([A-Z]{1}[^A-Z]*)/)
                        .reject(&:empty?)
                        .join('_')
                        .downcase
end

.find(name) ⇒ Object 



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# File 'lib/bow/command.rb', line 27

def find(name)
  index = @names.index name.to_s
  @all[index] if index
end

.inherited(command_class) ⇒ Object 



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# File 'lib/bow/command.rb', line 10

def inherited(command_class)
  @all ||= []
  @names ||= []
  @all << command_class
  @names << command_class.command_name
end

Instance Method Details

#command_name ⇒ Object 



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# File 'lib/bow/command.rb', line 50

def command_name
  self.class.command_name
end

#description ⇒ Object 



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# File 'lib/bow/command.rb', line 42

def description
  @description ||= "Command #{command_name} description"
end

#targets ⇒ Object 



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# File 'lib/bow/command.rb', line 54

def targets
  user = app.options[:user]
  group = app.options[:group]
  app.targets(user).hosts(group)
end

#usage ⇒ Object 



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# File 'lib/bow/command.rb', line 46

def usage
  @usage ||= "bow #{command_name} [args] [options]"
end