super Visitor
var writer: OStream
private var indent = 0
- init(writer: OStream) do self.writer = writer
redef fun visit(n)
do
for i in [0..indent[ do writer.write(" ")
private class DephIterator
super Iterator[Node]
+
var stack = new List[Iterator[nullable Node]]
- init(i: Iterator[nullable Node])
- do
+ init(i: Iterator[nullable Node]) is old_style_init do
stack.add i
end