The `=` symbol

Property definitions

	# The `=` symbol
	var n_assign: nullable TAssign = null is writable

src/parser/parser_nodes.nit:1383,2--1384,50

	redef fun n_assign=(node)
	do
		_n_assign = node
		if node != null then node.parent = self
	end

src/parser/parser_prod.nit:943,2--947,4