Property definitions

nitc $ ABraExprs :: defaultinit
# A list of expressions enclosed in brackets
class ABraExprs
	super AExprs

	# The opening bracket
	var n_obra: TObra is writable, noinit

	# The closing bracket
	var n_cbra: TCbra is writable, noinit
end
src/parser/parser_nodes.nit:2890,1--2899,3