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davisp/visit.erl

Created March 24, 2022 21:11
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visit.erl
visit1(Child, Acc) ->
{SeenAcc, Ignore1, Ignore2} = Acc,
{NewSeenAcc, _, _} = other:call(Child, SeenAcc),
{NewSeenAcc, Ignore1, Ignore2}.
visit2(Child, Acc) ->
{SeenAcc, Ignore1, Ignore2} = Acc,
{NewSeenAcc, _, _} = other:call(Child, SeenAcc),
{SeenAcc, NewSeenAcc, Ignore1, Ignore2}.
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