Commit c8f02bab authored by POTTIER Francois's avatar POTTIER Francois
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parent 9cebb029
......@@ -46,7 +46,15 @@ Once we have that, can we deal with GADTs?
In [fold],
the build_ methods could take not only the results of the recursive calls,
but also their arguments (for added expressive power).
but also their arguments (for added expressive power). That would be a
true "recursor" (David Chemouil).
Could we have visitors where a state is explicitly threaded from left to right?
(David Chemouil.)
For greater generality, maybe we should have monadic visitors.
Currently, the environment monad (a reader monad) is built-in.
Could we let the user choose which monad should be used,
without breaking compatibility?
Develop a real test suite, with expected output.
Check for left-to-right traversal order.
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