The do catch block

Property definitions

	# The do catch block
	var n_catch: nullable AExpr = null is writable

src/parser/parser_nodes.nit:1953,2--1954,47

	redef fun n_catch=(node)
	do
		_n_catch = node
		if node != null then node.parent = self
	end

src/parser/parser_prod.nit:2997,2--3001,4