::
::::  /hoon/tang/mar
  ::
/?    310
::
=,  format
|_  tan/(list tank)
::
++  grow
  |%
  ++  elem
    =-  ;pre:code:"{(of-wall -)}"
    ^-  wall  %-  zing  ^-  (list wall)
    (turn (flop tan) |=(a/tank (wash 0^160 a)))
  --
++  grab                                                ::  convert from
  |%
  ++  noun  (list ^tank)                                ::  clam from %noun
  ++  tank  |=(a/^tank [a]~)
  --
--