tree b465d050e17721b38009dd80e9e16ec09802d0e1
parent 1b58bf22ca70908bb578910757795ee32d48b65a
author Behdad Esfahbod <behdad@behdad.org> 1557512332 -0700
committer Behdad Esfahbod <behdad@behdad.org> 1557512809 -0700

[iter] Adjust is_source_of / is_sink_of

There are two cases that we accept.  Encode both.