Class: Functional::Cons

Inherits:
Base show all
Defined in:
lib/functional.rb

Instance Attribute Summary

Attributes inherited from Base

#caller, #exe, #next

Instance Method Summary collapse

Methods inherited from Base

#base_fun, #clean, #to_proc

Constructor Details

#initialize(n) ⇒ Cons

Returns a new instance of Cons.



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# File 'lib/functional.rb', line 279

def initialize n
	@buf, @n = [], n
end

Instance Method Details

#cons_fun(*a) ⇒ Object Also known as: call 



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# File 'lib/functional.rb', line 283

def cons_fun *a
	@buf.push a
 	unless @n > @buf.size
		class <<self
			def call *a
				@buf.push a
				@next.call @buf
				@buf.shift
			end
		end
		@next.call @buf
		@buf.shift
	end
end

#end ⇒ Object 



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# File 'lib/functional.rb', line 299

def end
	@next.call @buf  unless @n > @buf.size
	@next.end
end