-ensure this we keep a stack of bits in `ignored_indents` and
-`indent_depth`. When we process an IN, we record if it was ignored.
-When we see an out, we pop of the relavant bit and use it to decide how
-to handle the OUT.
+ensure this we keep a stack of bits in `ignored_indents`. When we
+process an IN, we record if it was ignored. When we see an out, we pop
+of the relavant bit and use it to decide how to handle the OUT.