The `[` symbol

Property definitions

	# The `[` symbol
	var n_obra: TObra is writable, noinit

src/parser/parser_nodes.nit:1745,2--1746,38

	redef fun n_obra=(node)
	do
		_n_obra = node
		node.parent = self
	end

src/parser/parser_prod.nit:2251,2--2255,4