redef fun delimiter_start do return '\''

	redef var delimiter_start = '"'

	redef var delimiter_start is lazy do
		var str = text
		for i in [0 .. str.length[ do
			var c = str[i]
			if c == '"' or c == '\'' then
				delimiter_end = c
				return c
			end
		end
		# Cannot happen, unless the parser is bugged
		abort
	end

	redef var delimiter_start is lazy do
		var str = n_string.text
		for i in [0 .. str.length[ do
			var c = str[i]
			if c == '"' or c == '\'' then
				return c
			end
		end
		# Cannot happen, unless the parser is bugged
		abort
	end