Class: CLASP

Inherits:
Object
  • Object
show all
Defined in:
lib/libclimate/climate.rb

Overview

We monkey-patch CLASP module’s Flag and Option generator methods by added in an action attribute (but only if it does not exist) and attaching the given block

Class Method Summary collapse

Class Method Details

.Flag(name, options = {}, &blk) ⇒ Object

Defines a flag, attaching the given block



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# File 'lib/libclimate/climate.rb', line 76

def Flag(name, options={}, &blk)

	f = self.Flag_old(name, options)

	# anticipate this functionality being added to CLASP
	unless f.respond_to? :action

		class << f

			attr_accessor :action
		end
	end

	if blk

		case blk.arity
		when 0, 1, 2
		else

			warn "wrong arity for flag"
		end

		f.action = blk
	end

	f
end

.Flag_old ⇒ Object

:nodoc:



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# File 'lib/libclimate/climate.rb', line 72

alias_method :Flag_old, :Flag

.Option(name, options = {}, &blk) ⇒ Object

Defines an option, attaching the given block



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# File 'lib/libclimate/climate.rb', line 105

def Option(name, options={}, &blk)

	o = self.Option_old(name, options)

	# anticipate this functionality being added to CLASP
	unless o.respond_to? :action

		class << o

			attr_accessor :action
		end
	end

	if blk

		case blk.arity
		when 0, 1, 2
		else

			warn "wrong arity for option"
		end

		o.action = blk
	end

	o
end

.Option_old ⇒ Object

:nodoc:



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# File 'lib/libclimate/climate.rb', line 73

alias_method :Option_old, :Option