The expression to check

Property definitions

	# The expression to check
	var n_expr: AExpr is writable, noinit

src/parser/parser_nodes.nit:2274,2--2275,38

	redef fun n_expr=(node)
	do
		_n_expr = node
		node.parent = self
	end

src/parser/parser_prod.nit:4435,2--4439,4