func init
	// defines type
	this.type = sys.get_manager_prop('Indexer', 'Type')
	this.typecode = sys.type_code(this.type)

	// defines types
		this.arr = sys.get_manager_prop('Indexer', 'Types')
	end

	// defines comments
	if(not isdef("Comment"))
		this.arr2 = this.props("Comment").value
	end
end

func doGetIndexer(data)
	if(this.arr2.size())
		for(i=0; i<this.arr2.size(); i++)
			blk.println('/// ', code(this.arr2.get(i)))
		end
	end
	dt = 'this[' + this.make_params(data) + ']'
	event("onValue", sub(dt, this.typecode))
end

func doSetIndexer(data)
	if(this.arr2.size())
		for(i=0; i<this.arr2.size(); i++)
			blk.println('/// ', code(this.arr2.get(i)))
		end
	end
	blk.println('this[', this.make_params(data), '] = ', sys.to_type(data, this.typecode), ';')
end

func make_params(data)
	params = ''
	if(this.numdatas)
		params = sys.to_type(d(this.pt_data(0).name), sys.type_code(this.arr.get(0)))
		for(n = 1; n < this.numdatas; n++)
			params += ', ' + sys.to_type(d(this.pt_data(n).name), sys.type_code(this.arr.get(n)))
		end
	end
	return(code(params))
end