urbit/arvo/zuse.hoon

::
::  zuse (3), standard library (tang)   
::
~%  %zuse  +  ~
!:
|%
  ::::::::::::::::::::::::::::::::::::::::::::::::::::::  ::
::::              chapter 3b, Arvo libraries            ::::
::  ::::::::::::::::::::::::::::::::::::::::::::::::::::::
::                section 3bA, lite number theory       ::
::
++  dope
  ~/  %dope
  |=  a=@
  ~&  [%dope-zuse (mug +>)]
  :(mul a a a)
::
++  fu                                                  ::  modulo (mul p q)
  |=  a=[p=@ q=@]
  =+  b=?:(=([0 0] a) 0 (~(inv fo p.a) (~(sit fo p.a) q.a)))
  |%
  ++  dif
    |=  [c=[@ @] d=[@ @]]
    [(~(dif fo p.a) -.c -.d) (~(dif fo q.a) +.c +.d)]
  ::
  ++  exp
    |=  [c=@ d=[@ @]]
    :-  (~(exp fo p.a) (mod c (dec p.a)) -.d)
    (~(exp fo q.a) (mod c (dec q.a)) +.d)
  ::
  ++  out                                               ::  garner's formula
    |=  c=[@ @]
    %+  add
      +.c
    (mul q.a (~(pro fo p.a) b (~(dif fo p.a) -.c (~(sit fo p.a) +.c))))
  ::
  ++  pro
    |=  [c=[@ @] d=[@ @]]
    [(~(pro fo p.a) -.c -.d) (~(pro fo q.a) +.c +.d)]
  ::
  ++  sum
    |=  [c=[@ @] d=[@ @]]
    [(~(sum fo p.a) -.c -.d) (~(sum fo q.a) +.c +.d)]
  ::
  ++  sit
    |=  c=@
    [(mod c p.a) (mod c q.a)]
  --
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
::                section 3bB, cryptosuites             ::
::
++  crua  !:                                            ::  cryptosuite A (RSA)
  ^-  acru
  =|  [mos=@ pon=(unit ,[p=@ q=@ r=[p=@ q=@] s=_*fu])]
  =>  |%
      ++  mx  (dec (met 0 mos))                         ::  bit length
      ++  dap                                           ::  OEAP decode
        |=  [wid=@ xar=@ dog=@]  ^-  [p=@ q=@]
        =+  pav=(sub wid xar)
        =+  qoy=(cut 0 [xar pav] dog)
        =+  dez=(mix (end 0 xar dog) (shaw %pad-b xar qoy))
        [dez (mix qoy (shaw %pad-a pav dez))]
      ::
      ++  pad                                           ::  OEAP encode
        |=  [wid=@ rax=[p=@ q=@] meg=@]  ^-  @
        =+  pav=(sub wid p.rax)
        ?>  (gte pav (met 0 meg))
        ^-  @
        =+  qoy=(mix meg (shaw %pad-a pav q.rax))
        =+  dez=(mix q.rax (shaw %pad-b p.rax qoy))
        (can 0 [p.rax dez] [pav qoy] ~)
      ::
      ++  pull  |=(a=@ (~(exp fo mos) 3 a))
      ++  push  |=(a=@ (~(exp fo mos) 5 a))
      ++  pump
        |=  a=@  ^-  @
        ?~  pon  !!
        (out.s.u.pon (exp.s.u.pon p.r.u.pon (sit.s.u.pon a)))
      ::
      ++  punt
        |=  a=@  ^-  @
        ?~  pon  !!
        (out.s.u.pon (exp.s.u.pon q.r.u.pon (sit.s.u.pon a)))
      --
  |%
  ++  as
    =>  |%
        ++  haul                                        ::  revealing haul
          |=  a=pass
          =+  [mag=(end 3 1 a) bod=(rsh 3 1 a)]
          ?>  =('a' mag)
          ..as(mos bod, pon ~)
        --
    ^?
    |%  ++  seal
          |=  [a=pass b=@ c=@]
          ^-  @
          =>  .(c (sign b c))
          =+  her=(haul a)
          =+  det=(lte (add 256 (met 0 c)) mx.her)
          =+  lip=?:(det c 0)
          =-  (add ?:(p.mav 0 1) (lsh 0 1 q.mav))
          ^=  mav  ^-  [p=? q=@]
          :-  det
          =+  dog=(pad mx.her [256 b] lip)
          =+  hog=(push.her dog)
          =+  ben=(en b c)
          ?:(det hog (jam hog ben))
        ++  sign
          |=  [a=@ b=@]  ^-  @
          =-  (add ?:(p.mav 0 1) (lsh 0 1 q.mav))
          ^=  mav  ^-  [p=? q=@]
          =+  det=(lte (add 128 (met 0 b)) mx)
          :-  det
          =+  hec=(shaf (mix %agis a) b)
          =+  dog=(pad mx [128 hec] ?:(det b 0))
          =+  hog=(pump dog)
          ?:(det hog (jam hog b))
        ++  sure
          |=  [a=@ b=@]
          ^-  (unit ,@)
          =+  [det==(0 (end 0 1 b)) bod=(rsh 0 1 b)]
          =+  gox=?:(det [p=bod q=0] ((hard ,[p=@ q=@]) (cue bod)))
          =+  dog=(pull p.gox)
          =+  pig=(dap mx 128 dog)
          =+  log=?:(det q.pig q.gox)
          ?.(=(p.pig (shaf (mix %agis a) log)) ~ [~ log])
        ++  tear
          |=  [a=pass b=@]
          ^-  (unit ,[p=@ q=@])
          =+  her=(haul a)
          =+  [det==(0 (end 0 1 b)) bod=(rsh 0 1 b)]
          =+  gox=?:(det [p=bod q=0] ((hard ,[p=@ q=@]) (cue bod)))
          =+  dog=(punt p.gox)
          =+  pig=(dap mx 256 dog)
          =+  ^=  cow
              ^-  (unit ,@)
              ?:  det
                [~ q.pig]
              (de p.pig q.gox)
          ?~  cow  ~
          =>  .(cow (sure:as.her p.pig u.cow))
          ?~  cow  ~
          [~ p.pig u.cow]
    --
  ::
  ++  de
    |+  [key=@ cep=@]  ^-  (unit ,@)
    =+  toh=(met 8 cep)
    ?:  (lth toh 2)
      ~
    =+  adj=(dec toh)
    =+  [hax=(end 8 1 cep) bod=(rsh 8 1 cep)]
    =+  msg=(mix (~(raw og (mix hax key)) (mul 256 adj)) bod)
    ?.  =(hax (shax (mix key (shax (mix adj msg)))))
      ~
    [~ msg]
  ::
  ++  dy  |+([a=@ b=@] (need (de a b)))
  ++  en
    |+  [key=@ msg=@]  ^-  @ux
    =+  len=(met 8 msg)
    =+  adj=?:(=(0 len) 1 len)
    =+  hax=(shax (mix key (shax (mix adj msg))))
    (rap 8 hax (mix msg (~(raw og (mix hax key)) (mul 256 adj))) ~)
  ::
  ++  ex  ^?
    |%  ++  fig  ^-  @uvH  (shaf %afig mos)
        ++  pac  ^-  @uvG  (end 6 1 (shaf %acod sec))
        ++  pub  ^-  pass  (cat 3 'a' mos)
        ++  sec  ^-  ring  ?~(pon !! (cat 3 'A' (jam p.u.pon q.u.pon)))
    --
  ::
  ++  nu
    =>  |%
        ++  elcm
          |=  [a=@ b=@]
          (div (mul a b) d:(egcd a b))
        ::
        ++  eldm
          |=  [a=@ b=@ c=@]
          (~(inv fo (elcm (dec b) (dec c))) a)
        ::
        ++  ersa
          |=  [a=@ b=@]
          [a b [(eldm 3 a b) (eldm 5 a b)] (fu a b)]
        --
    ^?
    |%  ++  com
          |=  a=@
          ^+  ^?(..nu)
          ..nu(mos a, pon ~)
        ::
        ++  pit
          |=  [a=@ b=@]
          =+  c=(rsh 0 1 a)
          =+  [d=(ramp c [3 5 ~] b) e=(ramp c [3 5 ~] +(b))]
          ^+  ^?(..nu)
          ..nu(mos (mul d e), pon [~ (ersa d e)])
        ::
        ++  nol
          |=  a=@
          ^+  ^?(..nu)
          =+  b=((hard ,[p=@ q=@]) (cue a))
          ..nu(mos (mul p.b q.b), pon [~ (ersa p.b q.b)])
    --
  --
++  bruw                                                ::  create keypair
  |=  [a=@ b=@]                                         ::  width seed
  ^-  acru
  (pit:nu:crua a b)
::
++  haul                                                ::  activate public key
  |=  a=pass
  ^-  acru
  =+  [mag=(end 3 1 a) bod=(rsh 3 1 a)]
  ?>  =('a' mag)
  (com:nu:crua bod)
::
++  weur                                                ::  activate secret key
  |=  a=ring
  ^-  acru
  =+  [mag=(end 3 1 a) bod=(rsh 3 1 a)]
  ?>  =('A' mag)
  (nol:nu:crua bod)
::
++  trua                                                ::  test rsa
  |=  msg=@tas
  ^-  @
  =+  ali=(bruw 1.024 (shax 'ali'))
  =+  bob=(bruw 1.024 (shax 'bob'))
  =+  tef=(sign:as.ali [0 msg])
  =+  lov=(sure:as.ali [0 tef])
  ?.  &(?=(^ lov) =(msg u.lov))
    ~|(%test-fail-sign !!)
  =+  key=(shax (shax (shax msg)))
  =+  sax=(seal:as.ali pub:ex.bob key msg)
  =+  tin=(tear:as.bob pub:ex.ali sax)
  ?.  &(?=(^ tin) =(key p.u.tin) =(msg q.u.tin))
    ~|(%test-fail-seal !!)
  msg
::
++  crub                                                ::  cryptosuite B (Ed)
  ^-  acru
  =|  [puc=pass sed=ring]
  =>  |%
      ++  dap                                           ::  OEAP decode
        |=  [wid=@ xar=@ dog=@]  ^-  [p=@ q=@]
        =+  pav=(sub wid xar)
        =+  qoy=(cut 0 [xar pav] dog)
        =+  dez=(mix (end 0 xar dog) (shaw %pad-b xar qoy))
        [dez (mix qoy (shaw %pad-a pav dez))]
      ::
      ++  pad                                           ::  OEAP encode
        |=  [wid=@ rax=[p=@ q=@] meg=@]  ^-  @
        =+  pav=(sub wid p.rax)
        ?>  (gte pav (met 0 meg))
        ^-  @
        =+  qoy=(mix meg (shaw %pad-a pav q.rax))
        =+  dez=(mix q.rax (shaw %pad-b p.rax qoy))
        (can 0 [p.rax dez] [pav qoy] ~)
      --
  |%
  ++  as
    =>  |%
        ++  haul                                        ::  revealing haul
          |=  a=pass
          !!
        --
    ^?
    |%  ++  seal
          |=  [a=pass b=@ c=@]
          ^-  @
          !!
        ++  sign
          |=  [a=@ b=@]  ^-  @
          !!
        ++  sure
          |=  [a=@ b=@]
          ^-  (unit ,@)
          !!
        ++  tear
          |=  [a=pass b=@]
          ^-  (unit ,[p=@ q=@])
          !!
    --
  ::
  ++  de
    |+  [key=@ cep=@]  ^-  (unit ,@)
    !!
  ::
  ++  dy
    |+  [a=@ b=@]  ^-  @
    !!
  ++  en
    |+  [key=@ msg=@]  ^-  @ux
    !!
  ::
  ++  ex  ^?
    |%  ++  fig  ^-  @uvH  (shaf %bfig puc)
        ++  pac  ^-  @uvG  (end 6 1 (shaf %acod sec))
        ++  pub  ^-  pass  (cat 3 'b' puc)
        ++  sec  ^-  ring  sed
    --
  ::
  ++  nu
    ^?
    |%  ++  com
          |=  a=@
          ^+  ^?(..nu)
          ..nu(sed ~, puc a)
        ::
        ++  pit
          |=  [a=@ b=@]
          ^+  ^?(..nu)
          ..nu(sed b, puc (puck:ed b))
        ::
        ++  nol
          |=  a=@
          ^+  ^?(..nu)
          ..nu(sed a, puc (puck:ed a))
    --
  --
++  brew                                                ::  create keypair
  |=  [a=@ b=@]                                         ::  width seed
  ^-  acru
  (pit:nu:crub a b)
::
++  hail                                                ::  activate public key
  |=  a=pass
  ^-  acru
  =+  [mag=(end 3 1 a) bod=(rsh 3 1 a)]
  ?>  =('b' mag)
  (com:nu:crub bod)
::
++  wear                                                ::  activate secret key
  |=  a=ring
  ^-  acru
  =+  [mag=(end 3 1 a) bod=(rsh 3 1 a)]
  ?>  =('b' mag)
  (nol:nu:crub bod)
::
++  trub                                                ::  test ed
  |=  msg=@tas
  ^-  @
  =+  ali=(brew 1.024 (shax 'ali'))
  =+  bob=(brew 1.024 (shax 'bob'))
  =+  tef=(sign:as.ali [0 msg])
  =+  lov=(sure:as.ali [0 tef])
  ?.  &(?=(^ lov) =(msg u.lov))
    ~|(%test-fail-sign !!)
  =+  key=(shax (shax (shax msg)))
  =+  sax=(seal:as.ali pub:ex.bob key msg)
  =+  tin=(tear:as.bob pub:ex.ali sax)
  ?.  &(?=(^ tin) =(key p.u.tin) =(msg q.u.tin))
    ~|(%test-fail-seal !!)
  msg
::
++  hmac                                                ::  HMAC-SHA1
  |=  [key=@ mes=@]
  =+  ip=(fil 3 64 0x36)
  =+  op=(fil 3 64 0x5c)
  =+  ^=  kex
      ?:  (gth (met 3 key) 64)
        (lsh 3 44 (shan (swap 3 key)))
      (lsh 3 (sub 64 (met 3 key)) (swap 3 key))
  =+  inn=(shan (swap 3 (cat 3 (swap 3 mes) (mix ip kex))))
  (shan (swap 3 (cat 3 inn (mix op kex))))
::
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
::                section 3bC, UTC                      ::  Gregorian only
::
++  dawn                                                ::  Jan 1 weekday
  |=  yer=@ud
  =+  yet=(sub yer 1)
  %-  mod  :_  7
  :(add 1 (mul 5 (mod yet 4)) (mul 4 (mod yet 100)) (mul 6 (mod yet 400)))
::
++  daws                                                ::  date weekday
  |=  yed=date
  %-  mod  :_  7
  (add (dawn y.yed) (sub (yawn [y.yed m.yed d.t.yed]) (yawn y.yed 1 1)))
::
++  deal                                                ::  to leap sec time
  |=  yer=@da
  =+  n=0
  =+  yud=(yore yer)
  |-  ^-  date
  ?:  (gte yer (add (snag n lef:yu) ~s1))
    (yore (year yud(s.t (add n s.t.yud))))
  ?:  &((gte yer (snag n lef:yu)) (lth yer (add (snag n lef:yu) ~s1)))
    yud(s.t (add +(n) s.t.yud))
  ?:  =(+(n) (lent lef:yu))
    (yore (year yud(s.t (add +(n) s.t.yud))))
  $(n +(n))
::
++  lead                                                ::  from leap sec time
  |=  ley=date
  =+  ler=(year ley)
  =+  n=0
  |-  ^-  @da
  =+  led=(sub ler (mul n ~s1))
  ?:  (gte ler (add (snag n les:yu) ~s1))
    led
  ?:  &((gte ler (snag n les:yu)) (lth ler (add (snag n les:yu) ~s1)))
    ?:  =(s.t.ley 60)
      (sub led ~s1)
    led
  ?:  =(+(n) (lent les:yu))
    (sub led ~s1)
  $(n +(n))
::
++  dust                                                ::  print UTC format
  |=  yed=date
  ^-  tape
  =+  wey=(daws yed)
  ;:  weld
      `tape`(snag wey (turn wik:yu |=(a=tape (scag 3 a))))
      ", "  ~(rud at d.t.yed)  " "
      `tape`(snag (dec m.yed) (turn mon:yu |=(a=tape (scag 3 a))))
      " "  (scag 1 ~(rud at y.yed))  (slag 2 ~(rud at y.yed))  " "
      ~(rud at h.t.yed)  ":"  ~(rud at m.t.yed)  ":"  ~(rud at s.t.yed)
      " "  "+0000"
  ==
::
++  stud    !:                                            ::  parse UTC format
  =<  |=  a=cord                                        ::  expose parsers
      %+  biff  (rush a (more sepa elem))
      |=  b=(list ,_(wonk *elem))  ^-  (unit date)
      =-  ?.((za:jo -) ~ (some (zp:jo -)))
      ^+  =+  [*date u=unit]
          *[(u ,_[a y]) (u ,_m) (u ,_d.t) (u ,_+.t) ~]
      :~                                                ::  XX  types
          |-(?~(b ~ ?.(?=(%y -.i.b) $(b t.b) `+.i.b)))
          |-(?~(b ~ ?.(?=(%m -.i.b) $(b t.b) `+.i.b)))
          |-(?~(b ~ ?.(?=(%d -.i.b) $(b t.b) `+.i.b)))
          |-(?~(b ~ ?.(?=(%t -.i.b) $(b t.b) `+.i.b)))
      ==
  |%
  ::
  ++  snug
    |=  a=wall
    |=  b=tape
    =+  [pos=1 len=(lent b)]
    |-  ^-  (unit ,@u)
    ?~  a  ~
    ?:  =(b (scag len i.a))
      `pos
    $(pos +(pos), a t.a)
  ::
  ::
  ++  sepa  ;~(pose ;~(plug com (star ace)) (plus ace))
  ++  elem
    ;~  pose 
      (stag %t t)  (stag %y y)  (stag %m m)  (stag %d d)
      (stag %w w)  (stag %z z)
    == 
  ::
  ++  y  (stag %& (bass 10 (stun 3^4 dit)))
  ++  m  (sear (snug mon:yu) (plus alf))
  ++  d  (bass 10 (stun 1^2 dit))
  ++  t  [;~(plug - - + (easy ~))]:[;~(sfix d col) d]
  ++  w  (sear (snug wik:yu) (plus alf))
  ++  z  [;~(plug (mask "-+") . .)]:(bass 10 (stun 2^2 dit))
  --
::
++  unt                                                 ::  UGT to UTC time
  |=  a=@
  (div (sub a ~1970.1.1) ~s1)
::
++  yu                                                  ::  UTC format constants
  |%
  ++  mon  ^-  (list tape)
    :~  "January"  "February"  "March"  "April"  "May"  "June"  "July"
        "August"  "September"  "October"  "November"  "December"
    ==
  ::
  ++  wik  ^-  (list tape)
    :~  "Sunday"  "Monday"  "Tuesday"  "Wednesday"  "Thursday"
        "Friday"  "Saturday"
    ==
  ::
  ++  les  ^-  (list ,@da)
    :~  ~2015.7.1  ~2012.7.1  ~2009.1.1  ~2006.1.1  ~1999.1.1  ~1997.7.1
        ~1996.1.1  ~1994.7.1  ~1993.7.1  ~1992.7.1  ~1991.1.1  ~1990.1.1
        ~1988.1.1  ~1985.7.1  ~1983.7.1  ~1982.7.1  ~1981.7.1  ~1980.1.1
        ~1979.1.1  ~1978.1.1  ~1977.1.1  ~1976.1.1  ~1975.1.1  ~1974.1.1
        ~1973.1.1  ~1972.7.1
    ==
  ++  lef  ^-  (list ,@da)
    :~  ~2015.6.30..23.59.59   ~2012.6.30..23.59.59
        ~2008.12.31..23.59.58  ~2005.12.31..23.59.57
        ~1998.12.31..23.59.56  ~1997.6.30..23.59.55
        ~1995.12.31..23.59.54  ~1994.6.30..23.59.53
        ~1993.6.30..23.59.52   ~1992.6.30..23.59.51
        ~1990.12.31..23.59.50  ~1989.12.31..23.59.49
        ~1987.12.31..23.59.48  ~1985.6.30..23.59.47
        ~1983.6.30..23.59.46   ~1982.6.30..23.59.45
        ~1981.6.30..23.59.44   ~1979.12.31..23.59.43
        ~1978.12.31..23.59.42  ~1977.12.31..23.59.41
        ~1976.12.31..23.59.40  ~1975.12.31..23.59.39
        ~1974.12.31..23.59.38  ~1973.12.31..23.59.37
        ~1972.12.31..23.59.36  ~1972.6.30..23.59.35
    ==
  --
::
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
::                section 3bD, JSON and XML             ::
::
++  moon                                                ::  mime type to text
  |=  myn=mite
  %-  crip
  |-  ^-  tape
  ?~  myn  ~
  ?:  =(~ t.myn)  (trip i.myn)
  (weld (trip i.myn) `tape`['/' $(myn t.myn)])
::
++  perk                                                ::  pars cube fork
  |*  a=(pole ,@tas)
  ?~  a  fail
  ;~  pose 
    (cold -.a (jest -.a))
    $(a +.a)
  ==
::
++  poja                                                ::  parse JSON
  =<  |=(a=cord `(unit json)`(rush a apex))
  |%
  ++  apex                                              ::  JSON value
    %+  knee  *json  |.  ~+
    %+  ifix  [spac spac]
    ;~  pose
      (cold ~ (jest 'null'))
      (stag %b bool)
      (stag %s stri)
      (cook |=(s=tape [%n p=(rap 3 s)]) numb)
      abox
      obox
    ==
  ++  tops  ;~(pose abox obox)                          ::  JSON strict
  ::  JSON arrays
  ++  abox  (stag %a (ifix [sel (ws ser)] (more (ws com) apex)))
  ::  JSON objects
  ++  pair  ;~(plug ;~(sfix (ws stri) (ws col)) apex)
  ++  obje  (ifix [(ws kel) (ws ker)] (more (ws com) pair))
  ++  obox  (stag %o (cook mo obje))
  ::  JSON booleans
  ++  bool  ;~(pose (cold & (jest 'true')) (cold | (jest 'false')))
  ::  JSON strings
  ++  stri  (cook crip (ifix [doq doq] (star jcha)))
  ++  jcha  ;~(pose ;~(less doq bas prn) esca)           :: character in string
  ++  esca                                               :: Escaped character
    ;~  pfix  bas
      ;~  pose
        doq  fas  soq  bas
        (sear ~(get by `(map ,@t ,@)`(mo b/8 t/9 n/10 f/12 r/13 ~)) low)
        ;~(pfix (just 'u') (cook tuft qix:ab))           :: 4-digit hex to UTF-8
      ==
    ==
  ::  JSON numbers
  ++  numb
    ;~  (comp twel)
      (mayb (piec hep))
      ;~  pose
        (piec (just '0'))
        ;~(plug (shim '1' '9') digs)
      ==
      (mayb frac)
      (mayb expo)
    ==
  ++  digs  (star (shim '0' '9'))
  ++  expo                                              :: Exponent part
    ;~  (comp twel)
      (piec (mask "eE"))
      (mayb (piec (mask "+-")))
      digs
    ==
  ++  frac   ;~(plug dot digs)                          :: Fractional part
  ::  whitespace
  ++  spac  (star (mask [`@`9 `@`10 `@`13 ' ' ~]))
  ++  ws  |*(sef=_rule ;~(pfix spac sef))
  ::  plumbing
  ++  mayb  |*(bus=_rule ;~(pose bus (easy "")))
  ++  twel  |=([a=tape b=tape] (weld a b))
  ++  piec
    |*  bus=_rule
    (cook |=(a=@ [a ~]) bus)
  --
::
++  pojo                                                ::  print json
  |=  val=json
  ^-  tape
  ?~  val  "null"
  ?-    -.val
      %a
    ;:  weld
      "["
      =|  rez=tape
      |-  ^+  rez
      ?~  p.val  rez
      $(p.val t.p.val, rez :(weld rez ^$(val i.p.val) ?~(t.p.val ~ ",")))
      "]"
    ==
 ::
      %b  ?:(p.val "true" "false")
      %n  (trip p.val)
      %s
    ;:  welp
      "\""
      %+  reel
        (turn (trip p.val) jesc)
      |=([p=tape q=tape] (welp +<))
      "\""
    ==
      %o
    ;:  welp
      "\{"
      =+  viz=(~(tap by p.val) ~)
      =|  rez=tape
      |-  ^+  rez
      ?~  viz  rez
      %=    $
          viz  t.viz
          rez
        :(welp rez "\"" (trip p.i.viz) "\":" ^$(val q.i.viz) ?~(t.viz ~ ","))
      ==
      "}"
    ==
  ==
::
::
++  poxo                                                ::  node to tape
  =<  |=(a=manx `tape`(apex a ~))
  |_  _[unq=`?`| cot=`?`|]                              ::  self-close all tags
  ++  apex                                              ::  top level
    |=  [mex=manx rez=tape]
    ^-  tape
    ?:  ?=([%$ [[%$ *] ~]] g.mex)
      (escp v.i.a.g.mex rez)
    =+  man=`mane`n.g.mex
    =.  unq  |(unq =(%script man) =(%style man))
    =+  tam=(name man)
    =+  att=`mart`a.g.mex
    :-  '<'
    %+  welp  tam
    =-  ?~(att rez [' ' (attr att rez)])
    ^-  rez=tape
    ?:  &(?=(~ c.mex) |(cot (clot man)))
      [' ' '/' '>' rez]
    :-  '>'
    (many c.mex :(weld "</" tam ">" rez))
  ::  ::
  ++  attr                                              ::  attributes to tape
    |=  [tat=mart rez=tape]
    ^-  tape
    ?~  tat  rez
    =.  rez  $(tat t.tat)
    ;:  weld 
      (name n.i.tat)
      "=\"" 
      (escp(unq |) v.i.tat '"' ?~(t.tat rez [' ' rez]))
    ==
  ::
  ++  escp                                              ::  escape for xml
    |=  [tex=tape rez=tape]
    ?:  unq
      (weld tex rez)
    =+  xet=`tape`(flop tex)
    !.
    |-  ^-  tape
    ?~  xet  rez
    %=    $
      xet  t.xet
      rez  ?-  i.xet
             34  ['&' 'q' 'u' 'o' 't' ';' rez]
             38  ['&' 'a' 'm' 'p' ';' rez]
             39  ['&' '#' '3' '9' ';' rez]
             60  ['&' 'l' 't' ';' rez]
             62  ['&' 'g' 't' ';' rez]
             *   [i.xet rez]
           ==
    ==
  ::
  ++  many                                              ::  nodelist to tape
    |=  [lix=(list manx) rez=tape]
    |-  ^-  tape
    ?~  lix  rez
    (apex i.lix $(lix t.lix))
  ::
  ++  name                                              ::  name to tape
    |=  man=mane  ^-  tape
    ?@  man  (trip man)
    (weld (trip -.man) `tape`[':' (trip +.man)])
  ::
  ++  clot  ~+                                          ::  self-closing tags
    %~  has  in
    %-  sa  ^-  (list term)  :~
      %area  %base  %br  %col  %command  %embed  %hr  %img  %input  %keygen
      %link  %meta  %param     %source   %track  %wbr 
    ==
  --
::
++  poxa                                                ::  xml parser
  =<  |=(a=cord (rush a apex))
  |_  ent=_`(map term ,@t)`[[%apos '\''] ~ ~]
  ++  apex
    =+  spa=;~(pose comt whit)
    %+  knee  *manx  |.  ~+
    %+  ifix  [(star spa) (star spa)]
    ;~  pose
      %+  sear  |=([a=marx b=marl c=mane] ?.(=(c n.a) ~ (some [a b])))
        ;~(plug head many tail)
      empt
    == 
  ::
  ++  attr                                              ::  attributes
    %+  knee  *mart  |.  ~+ 
    %-  star
    ;~  plug  
      ;~(pfix (plus whit) name)
      ;~  pose
        (ifix [;~(plug tis doq) doq] (star ;~(less doq escp)))
        (ifix [;~(plug tis soq) soq] (star ;~(less soq escp)))
        (easy ~)
      ==
    ==
  ::
  ++  chrd                                              ::  character data
    %+  cook  |=(a=tape ^-(mars :/(a)))
    (plus ;~(less doq ;~(pose (just `@`10) escp)))
  ::
  ++  comt                                              ::  comments 
    =-  (ifix [(jest '<!--') (jest '-->')] (star -))
    ;~  pose
      ;~(less hep prn)
      whit
      ;~(less (jest '-->') hep)
    ==
  :: 
  ++  escp  ;~(pose ;~(less gal gar pam prn) enty)
  ++  enty                                              ::  entity
    %+  ifix  pam^sem
    ;~  pose
      =+  def=`_ent`(mo [%gt '>'] [%lt '<'] [%amp '&'] [%quot '"'] ~)
      %+  sear  ~(get by (~(uni by def) ent))
      (cook crip ;~(plug alf (stun 1^31 aln)))
      %+  cook  |=(a=@c ?:((gth a 0x10.ffff) '<27>' (tuft a)))
      =<  ;~(pfix hax ;~(pose - +))
      :-  (bass 10 (stun 1^8 dit))
      (bass 16 ;~(pfix (mask "xX") (stun 1^8 hit)))
    ==
  ::
  ++  empt                                              ::  self-closing tag
    %+  ifix  [gal (jest '/>')]
    ;~(plug ;~(plug name attr) (cold ~ (star whit)))
  ::
  ++  head                                              ::  opening tag
    (ifix [gal gar] ;~(plug name attr))
  ::
  ++  many
    (more (star comt) ;~(pose apex chrd))
  ::
  ++  name                                              ::  tag name 
    =+  ^=  chx
        %+  cook  crip 
        ;~  plug 
            ;~(pose cab alf) 
            (star ;~(pose cab dot alp))
        ==
    ;~(pose ;~(plug ;~(sfix chx col) chx) chx)
  ::
  ++  tail  (ifix [(jest '</') gar] name)               ::  closing tag
  ++  whit  (mask ~[' ' `@`0x9 `@`0xa])                 ::  whitespace
  --
::
++  jo                                                  ::  json reparser
  =>  |%  ++  grub  (unit ,*) 
          ++  fist  $+(json grub)
      --
  |%
  ++  ar                                                ::  array as list
    |*  wit=fist
    |=  jon=json
    ?.  ?=([%a *] jon)  ~
    %-  zl
    |-  
    ?~  p.jon  ~
    [i=(wit i.p.jon) t=$(p.jon t.p.jon)]
  ::
  ++  at                                                ::  array as tuple
    |*  wil=(pole fist)
    |=  jon=json
    ?.  ?=([%a *] jon)  ~
    =+  raw=((at-raw wil) p.jon)
    ?.((za raw) ~ (some (zp raw)))
  ::
  ++  at-raw                                            ::  array as tuple
    |*  wil=(pole fist)
    |=  jol=(list json)
    ?~  wil  ~
    :-  ?~(jol ~ (-.wil i.jol))
    ((at-raw +.wil) ?~(jol ~ t.jol))
  ::
  ++  bo                                                ::  boolean
    |=(jon=json ?.(?=([%b *] jon) ~ [~ u=p.jon]))
  ::
  ++  bu                                                ::  boolean not
    |=(jon=json ?.(?=([%b *] jon) ~ [~ u=!p.jon]))
  ::
  ++  ci                                                ::  maybe transform
    |*  [poq=$+(* *) wit=fist]
    |=  jon=json
    (biff (wit jon) poq)
  ::
  ++  cu                                                ::  transform
    |*  [poq=$+(* *) wit=fist]
    |=  jon=json
    (bind (wit jon) poq)
  ::
  ++  da                                                ::  UTC date
    |=  jon=json
    ?.  ?=([%s *] jon)  ~
    (bind (stud p.jon) |=(a=date (year a)))
  ::
  ++  di                                                ::  millisecond date
    %-  cu  :_  ni
    |=  a=@u  ^-  @da
    (add ~1970.1.1 (div (mul ~s1 a) 1.000))
  ::
  ++  mu                                                ::  true unit
    |*  wit=fist
    |=  jon=json
    ?~(jon (some ~) (bind (wit jon) some))
  ::
  ++  ne                                                ::  number as real
    |=  jon=json
    ^-  (unit ,@rd)
    !!
  ::
  ++  ni                                                ::  number as integer
    |=  jon=json 
    ?.  ?=([%n *] jon)  ~
    (rush p.jon dem)
  ::
  ++  no                                                ::  number as cord
    |=  jon=json
    ?.  ?=([%n *] jon)  ~
    (some p.jon)
  ::
  ++  of                                                ::  object as frond
    |*  wer=(pole ,[cord fist])
    |=  jon=json
    ?.  ?=([%o [@ *] ~ ~] jon)  ~
    |-
    ?~  wer  ~
    ?:  =(-.-.wer p.n.p.jon)  
      ((pe -.-.wer +.-.wer) q.n.p.jon)
    ((of +.wer) jon)
  ::
  ++  ot                                                ::  object as tuple
    |*  wer=(pole ,[cord fist])
    |=  jon=json
    ?.  ?=([%o *] jon)  ~
    =+  raw=((ot-raw wer) p.jon)
    ?.((za raw) ~ (some (zp raw)))
  ::
  ++  ot-raw                                            ::  object as tuple
    |*  wer=(pole ,[cord fist])
    |=  jom=(map ,@t json)
    ?~  wer  ~
    =+  ten=(~(get by jom) -.-.wer)
    [?~(ten ~ (+.-.wer u.ten)) ((ot-raw +.wer) jom)]
  ::
  ++  om                                                ::  object as map
    |*  wit=fist
    |=  jon=json
    ?.  ?=([%o *] jon)  ~
    (zm (~(run by p.jon) wit))
  ::
  ++  op                                                ::  parse keys of map
    |*  [fel=_rule wit=fist]
    %+  cu  mo
    %-  ci  :_  (om wit)
    |=  a=(map cord ,_(need *wit))
    ^-  (unit (list ,_[(wonk *fel) (need *wit)]))
    =-  (zl (turn (~(tap by a)) -))
    |*  [a=cord b=*]
    =+  nit=(rush a fel) 
    ?~  nit  ~
    (some [u.nit b])
  ::
  ++  pe                                                ::  prefix
    |*  [pre=* wit=fist]
    (cu |*(a=* [pre a]) wit)
  ::
  ++  sa                                                ::  string as tape
    |=  jon=json
    ?.(?=([%s *] jon) ~ (some (trip p.jon)))
  ::
  ++  so                                                ::  string as cord
    |=  jon=json
    ?.(?=([%s *] jon) ~ (some p.jon))
  ::
  ++  su                                                ::  parse string
    |*  sab=rule
    |=  jon=json
    ?.  ?=([%s *] jon)  ~
    (rush p.jon sab)
  ::
  ++  ul  |=(jon=json ?~(jon (some ~) ~))               ::  null
  ++  za                                                ::  full unit pole
    |*  pod=(pole (unit))
    ?~  pod  &
    ?~  -.pod  |
    (za +.pod)
  ::
  ++  zl                                                ::  collapse unit list
    |*  lut=(list (unit))
    ?.  |-  ^-  ?
        ?~(lut & ?~(i.lut | $(lut t.lut)))
      ~
    %-  some
    |-
    ?~  lut  ~
    [i=u:+.i.lut t=$(lut t.lut)]
  ::
  ++  zp                                                ::  unit tuple
    |*  but=(pole (unit))
    ?~  but  !!
    ?~  +.but  
      u:->.but
    [u:->.but (zp +.but)]
  ::
  ++  zm                                                ::  collapse unit map
    |*  lum=(map term (unit))
    ?:  (~(rep by lum) |=([[@ a=(unit)] b=_|] |(b ?=(~ a))))
      ~
    (some (~(run by lum) need))
  --
::
++  joba                                                ::  object from k-v pair
  |=  [p=@t q=json]
  ^-  json
  [%o [[p q] ~ ~]]
::
++  jobe                                                ::  object from k-v list
  |=  a=(list ,[p=@t q=json])
  ^-  json
  [%o (~(gas by *(map ,@t json)) a)]
::
++  jape                                                ::  string from tape
  |=  a=tape
  ^-  json
  [%s (crip a)]
::
++  jone                                                ::  number from unsigned
  |=  a=@u
  ^-  json
  :-  %n
  ?:  =(0 a)  '0'
  (crip (flop |-(^-(tape ?:(=(0 a) ~ [(add '0' (mod a 10)) $(a (div a 10))])))))
::
++  jode                                                ::  ms timestamp
  |=  a=time 
  =-  (jone (div (mul - 1.000) ~s1))
  (add (div ~s1 2.000) (sub a ~1970.1.1))
::
++  jesc
  =+  utf=|=(a=@ ['\\' 'u' ((x-co 4):co a)]) 
  |=  a=@  ^-  tape
  ?+  a  ?:((gth a 0x1f) [a ~] (utf a))
    10  "\\n"
    34  "\\\""
    92  "\\\\"
  ==
::
++  scanf                                              ::  formatted scan
  |*  [tape (pole ,_:/(*$&(_rule tape)))]
  =>  .(+< [a b]=+<)
  (scan a (parsf b))
++  parsf                                              ::  make parser from:
  |^  |*  a=(pole ,_:/(*$&(_rule tape)))               ::  ;"chars{rule}chars"
      %-  cook  :_  (bill (norm a))
      |*  (list)
      ?~  +<  ~
      ?~  t  i
      [i $(+< t)]
  ::
  ::  .=  (norm [;"{n}, {n}"]:n=dim:ag)  ~[[& dim] [| ", "] [& dim]]:ag
  ++  norm                                             
    |*  (pole ,_:/(*$&(_rule tape)))
    ?~  +<  ~
    =>  .(+< [i=+<- t=+<+])
    :_  t=$(+< t)
    =+  rul=->->.i
    ^=  i
    ?~  rul     [%| p=rul]
    ?~  +.rul   [%| p=rul]
    ?@  &2.rul  [%| p=;;(tape rul)]
    [%& p=rul]
  ::
  ::  .=  (bill ~[[& dim] [| ", "] [& dim]]:ag)
  ::  ;~(plug dim ;~(pfix com ace ;~(plug dim (easy)))):ag
  ++  bill
    |*  (list (each ,_rule tape))
    ?~  +<  (easy ~)
    ?:  ?=(| -.i)  ;~(pfix (jest (crip p.i)) $(+< t))
    %+  cook  |*([* *] [i t]=+<)
    ;~(plug p.i $(+< t))
  --
::
++  taco                                                ::  atom to octstream
  |=  tam=@  ^-  octs
  [(met 3 tam) tam]
::
++  tact                                                ::  tape to octstream
  |=  tep=tape  ^-  octs
  (taco (rap 3 tep))
::
++  tell                                                ::  wall to octstream
  |=  wol=wall  ^-  octs
  =+  buf=(rap 3 (turn wol |=(a=tape (crip (weld a `tape`[`@`10 ~])))))
  [(met 3 buf) buf]
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
::                section 3bF, filesystem interface     ::
::
++  feel                                                ::  simple file write
  |=  [pax=path val=cage]
  ^-  miso
  =+  dir=((hard arch) .^(%cy pax))
  ?~  fil.dir  [%ins val]
  [%mut val]
::
++  file                                                ::  simple file load
  |=  pax=path
  ^-  (unit)
  =+  dir=((hard arch) .^(%cy pax))
  ?~(fil.dir ~ [~ .^(%cx pax)])
::
++  foal                                                ::  high-level write
  |=  [pax=path val=cage]
  ^-  toro
  ?>  ?=([* * * *] pax)
  [i.t.pax [%& [[[t.t.t.pax (feel pax val)] ~]]]]
::
++  fray                                                ::  high-level delete
  |=  pax=path
  ^-  toro
  ?>  ?=([* * * *] pax)
  [i.t.pax [%& [[[t.t.t.pax [%del ~]] ~]]]]
::
++  furl                                                ::  unify changes
  |=  [one=toro two=toro]
  ^-  toro
  ~|  %furl
  ?>  ?&  =(p.one p.two)                                ::  same path
          &(?=(& -.q.one) ?=(& -.q.two))                ::  both deltas
      ==
  [p.one [%& (weld p.q.one p.q.two)]]
::
++  tame                                                ::  parse kite path
  |=  hap=path
  ^-  (unit kite)
  ?.  ?=([@ @ @ @ *] hap)  ~
  =+  :*  hyr=(slay i.hap)
          fal=(slay i.t.hap)
          dyc=(slay i.t.t.hap)
          ved=(slay i.t.t.t.hap)
          ::  ved=(slay i.t.hap)
          ::  fal=(slay i.t.t.hap)
          ::  dyc=(slay i.t.t.t.hap)
          tyl=t.t.t.t.hap
      ==
  ?.  ?=([~ %$ %tas @] hyr)  ~
  ?.  ?=([~ %$ %p @] fal)  ~
  ?.  ?=([~ %$ %tas @] dyc)  ~
  ?.  ?=([~ %$ case] ved)  ~
  =+  his=`@p`q.p.u.fal
  =+  [dis=(end 3 1 q.p.u.hyr) rem=(rsh 3 1 q.p.u.hyr)]
  ?.  ?&(?=(%c dis) ?=(?(%v %w %x %y %z) rem))  ~
  [~ rem p.u.ved q.p.u.fal q.p.u.dyc tyl]
::
++  tome                                                ::  parse path to beam
  |=  pax=path
  ^-  (unit beam)
  ?.  ?=([* * * *] pax)  ~
  %+  biff  (slaw %p i.pax)
  |=  who=ship
  %+  biff  (slaw %tas i.t.pax)
  |=  dex=desk
  %+  biff  (slay i.t.t.pax)
  |=  cis=coin
  ?.  ?=([%$ case] cis)  ~
  `(unit beam)`[~ [who dex `case`p.cis] (flop t.t.t.pax)]
::
++  tope                                                ::  beam to path
  |=  bem=beam
  ^-  path
  [(scot %p p.bem) q.bem (scot r.bem) (flop s.bem)]
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
::                section 3bG, URL handling             ::
::
++  deft                                                ::  parse url extension
  |=  rax=(list ,@t)
  |-  ^-  pork
  ?~  rax
    [~ ~]
  ?^  t.rax
    [p.pok [ire q.pok]]:[pok=$(rax t.rax) ire=i.rax]
  =+  ^-  raf=(like term)
      =>  |=(a=@ ((sand %tas) (crip (flop (trip a)))))
      (;~(sfix (sear . sym) dot) [1^1 (flop (trip i.rax))])
  ?~  q.raf
    [~ [i.rax ~]]
  =+  `[ext=term [@ @] fyl=tape]`u.q.raf
  :-  `ext
  ?:(=(~ fyl) ~ [(crip (flop fyl)) ~])
::
++  fuel                                                ::  parse fcgi
  |=  [bem=beam but=path]
  ^-  epic
  ?>  ?=([%web @ *] but)
  =+  dyb=(slay i.t.but)
  ?>  ?&  ?=([~ %many *] dyb)
          ?=([* * *] p.u.dyb)
          ?=([%$ %ta *] i.p.u.dyb)
          ?=([%blob *] i.t.p.u.dyb)
      ==
  =+  ced=((hard cred) p.i.t.p.u.dyb)
  ::  =+  nep=q.p.i.p.u.dyb
  =+  ^=  gut  ^-  (list ,@t)
      %+  turn  t.t.p.u.dyb
      |=  a=coin  ^-  @t
      ?>  ?=([%$ %t @] a)
      ?>(((sane %t) q.p.a) q.p.a)
  =+  ^=  quy
      |-  ^-  (list ,[p=@t q=@t])
      ?~  gut  ~
      ?>  ?=(^ t.gut)
      [[i.gut i.t.gut] $(gut t.t.gut)]
  :*  (~(gas by *(map cord cord)) quy)
      ced
      bem
      t.t.but
  ==
::
++  sifo                                                ::  64-bit encode
  |=  tig=@
  ^-  tape
  =+  poc=(~(dif fo 3) 0 (met 3 tig))
  =+  pad=(lsh 3 poc (swap 3 tig))
  =+  ^=  cha
  'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
  =+  ^=  sif
      |-  ^-  tape
      ?~  pad
        ~
      =+  d=(end 0 6 pad)
      [(cut 3 [d 1] cha) $(pad (rsh 0 6 pad))]
  (weld (flop (slag poc sif)) (reap poc '='))
::
++  ofis  ::  XX broken
  =-  |=(a=cord (rash a fel))
  =<  fel=(cook |=(a=@ `@t`(swap 3 a)) (bass 64 .))
  =-  (cook welp ;~(plug (plus siw) (stun 0^2 (cold %0 tis))))
  ^=  siw
  ;~  pose
     (cook |=(a=@ (sub a 'A')) (shim 'A' 'Z'))
     (cook |=(a=@ (sub a 'G')) (shim 'a' 'z'))
     (cook |=(a=@ (add a 4)) (shim '0' '9'))
     (cold 62 (just '+'))
     (cold 63 (just '/'))
   ==
::
::  .=  ~[p=~.ack q=~.~sarnel r=~..y]
::  (dray ~[p=%tas q=%p r=%f] %ack ~sarnel &)
++  dray                                                ::  load tuple into path
  =-  |*  [a=[@tas (pole ,@tas)] b=*]  ^-  (paf a)
      =>  .(b `(tup a)`b)
      ?~  +.a  [(scot -.a b) ~]
      [(scot -.a -.b) `(paf +.a)`(..$ +.a +.b)]
  :-  paf=|*(a=(pole) ?~(a ,~ ,[(odo:raid -.a(. %ta)) (..$ +.a)]))
  tup=|*([a=@tas b=(pole ,@tas)] =+(c=(odo:raid a) ?~(b c ,[c (..$ b)])))
::
::  .=  [p=%ack q=~sarnel r=&]
::  (raid /ack/~sarnel/.y p=%tas q=%p r=%f ~)
++  raid                                                ::  demand path odors
  =-  |*  [a=path b=[@tas (pole ,@tas)]]
      ?~  +.b  `(odo -.b)`(slav -.b -.a)
      [`(odo -.b)`(slav -.b -.a) (..$ +.a +.b)]
  ^=  odo
  |*  a=@tas
  |=  b=*
  =<  a(. (. b))                  ::  preserve face
  ?+  a   ,@
    %c  ,@c  %da  ,@da  %dr  ,@dr  %f   ,@f   %if  ,@if  %is  ,@is  %p   ,@p
    %u  ,@u  %uc  ,@uc  %ub  ,@ub  %ui  ,@ui  %ux  ,@ux  %uv  ,@uv  %uw  ,@uw
    %s  ,@s  %t   ,@t   %ta  ,@ta  %tas  ,@tas
  ==
::
++  read                                                ::  parse odored path
  =<  |*([a=path b=[@tas (pole ,@tas)]] ((+> b) a))
  |*  b=[@tas (pole ,@tas)]
  |=  a=path
  ?~  a  ~
  =+  hed=(slaw -.b i.a)
  ?~  +.b
    ^-  (unit (odo:raid -.b))
    ?^(+.a ~ hed)
  ^-  (unit ,[(odo:raid -.b) _(need *(..^$ +.b))])
  (both hed ((..^$ +.b) +.a))
::
++  urle                                                ::  URL encode
  |=  tep=tape
  ^-  tape
  %-  zing
  %+  turn  tep
  |=  tap=char
  =+  xen=|=(tig=@ ?:((gte tig 10) (add tig 55) (add tig '0')))
  ?:  ?|  &((gte tap 'a') (lte tap 'z'))
          &((gte tap 'A') (lte tap 'Z'))
          &((gte tap '0') (lte tap '9'))
          =('.' tap)
          =('-' tap)
          =('~' tap)
          =('_' tap)
      ==
    [tap ~]
  ['%' (xen (rsh 0 4 tap)) (xen (end 0 4 tap)) ~]
::
++  urld                                                ::  URL decode
  |=  tep=tape
  ^-  (unit tape)
  ?~  tep  [~ ~]
  ?:  =('%' i.tep)
    ?.  ?=([@ @ *] t.tep)  ~
    =+  nag=(mix i.t.tep (lsh 3 1 i.t.t.tep))
    =+  val=(rush nag hex:ag)
    ?~  val  ~
    =+  nex=$(tep t.t.t.tep)
    ?~(nex ~ [~ [`@`u.val u.nex]])
  =+  nex=$(tep t.tep)
  ?~(nex ~ [~ i.tep u.nex])
::
++  earf                                                ::  purf to tape
  |=  purf
  (weld (earn p) ?~(q "" `tape`['#' (trip u.q)]))
::
++  earl                                                ::  localize purl
  |=  [who=@p pul=purl]
  ^-  purl
  pul(q.q [(rsh 3 1 (scot %p who)) q.q.pul])
::
++  earn                                                ::  purl to tape
  =<  |=(pul=purl `tape`(apex ~ pul))
  |%
  ++  apex
    |=  qur=quri
    ?-  -.qur
      %&  (weld (head p.p.qur) `tape`['/' $(qur [%| +.p.qur])])
      %|  (weld (body p.qur) (tail q.qur))
    ==
  ::
  ++  body
    |=  pok=pork  ^-  tape
    ?~  q.pok  ~
    |-
    =+  seg=(trip i.q.pok)
    ?~  t.q.pok
      ?~(p.pok seg (welp seg '.' (trip u.p.pok)))
    (welp seg '/' $(q.pok t.q.pok))
  ::
  ++  head
    |=  har=hart
    ^-  tape
    ;:  weld
      ?:(&(p.har !?=(hoke r.har)) "https://" "http://")
    ::
      ?-  -.r.har
        |  (trip (rsh 3 1 (scot %if p.r.har)))
        &  =+  rit=(flop p.r.har)
           |-  ^-  tape
           ?~(rit ~ (weld (trip i.rit) ?~(t.rit "" `tape`['.' $(rit t.rit)])))
      ==
    ::
      ?~(q.har ~ `tape`[':' (trip (rsh 3 2 (scot %ui u.q.har)))])
    ==
  ::
  ++  tail
    |=  kay=quay
    ^-  tape
    ?:  =(~ kay)  ~
    :-  '?'
    |-  ^-  tape
    ?~  kay  ~
    ;:  welp
      (urle (trip p.i.kay))
      ?~(q.i.kay ~ ['=' (urle (trip q.i.kay))])
      ?~(t.kay ~ `tape`['&' $(kay t.kay)])
    ==
  --
::
++  urlp                                                ::  url/header parser
  |%
  ++  apat                                              ::  2396 abs_path
    %+  cook  deft
    (ifix [fas ;~(pose fas (easy ~))] (more fas smeg))
  ++  aurf                                              ::  2396 with fragment
    ;~(plug auri (punt ;~(pfix hax (cook crip (star pque)))))
  ++  auri                                              ::  2396 URL
    %+  cook
      |=  a=purl
      ?.(?=(hoke r.p.a) a a(p.p &))
    ;~  plug
      ;~  plug
        %+  sear
          |=  a=@t
          ^-  (unit ,?)
          ?+(a ~ %http [~ %|], %https [~ %&])
        ;~(sfix scem ;~(plug col fas fas))
        thor
      ==
      ;~(plug ;~(pose apat (easy *pork)) yque)
    ==
  ++  cock                                              ::  cookie
    (most ;~(plug sem ace) ;~(plug toke ;~(pfix tis tosk)))
  ++  dlab                                              ::  2396 domainlabel
    %+  sear
      |=  a=@ta
      ?.(=('-' (rsh 3 (dec (met 3 a)) a)) [~ u=a] ~)
    %+  cook  cass
    ;~(plug aln (star alp))
  ::
  ++  fque  (cook crip (plus pquo))                     ::  normal query field
  ++  fquu  (cook crip (star pquo))                     ::  optional field
  ++  pcar  ;~(pose pure pesc psub col pat)             ::  2396 path char
  ++  pcok  ;~(less bas sem com doq prn)                ::  cookie char
  ++  pesc  ;~(pfix cen mes)                            ::  2396 escaped
  ++  pold  (cold ' ' (just '+'))                       ::  old space code
  ++  pque  ;~(pose pcar fas wut)                       ::  3986 query char
  ++  pquo  ;~(pose pure pesc pold fas wut)             ::  normal query char
  ++  pure  ;~(pose aln hep dot cab sig)                ::  2396 unreserved
  ++  psub  ;~  pose                                    ::  3986 sub-delims
              zap  buc  pam  soq  pel  per
              tar  lus  com  sem  tis
            ==
  ++  ptok  ;~  pose                                    ::  2616 token
              aln  zap  hax  buc  cen  pam  soq  tar  lus
              hep  dot  ket  cab  tec  bar  sig
            ==
  ++  scem                                              ::  2396 scheme
    %+  cook  cass
    ;~(plug alf (star ;~(pose aln lus hep dot)))
  ::
  ++  smeg  (cook crip (plus pcar))                     ::  2396 segment
  ++  tock  (cook crip (plus pcok))                     ::  6265 cookie-value
  ++  tosk  ;~(pose tock (ifix [doq doq] tock))         ::  6265 cookie-value
  ++  toke  (cook crip (plus ptok))                     ::  2616 token
  ++  thor                                              ::  2396 host/port
    %+  cook  |*(a=[* *] [+.a -.a])
    ;~  plug
      thos
      ;~((bend) (easy ~) ;~(pfix col dim:ag))
    ==
  ++  thos                                              ::  2396 host, no local
    ;~  plug
      ;~  pose
        %+  stag  %&
        %+  sear                                        ::  LL parser weak here
          |=  a=(list ,@t)
          =+  b=(flop a)
          ?>  ?=(^ b)
          =+  c=(end 3 1 i.b)
          ?.(&((gte c 'a') (lte c 'z')) ~ [~ u=b])
        (most dot dlab)
      ::
        %+  stag  %|
        =+  tod=(ape:ag ted:ab)
        %+  bass  256
        ;~(plug tod (stun [3 3] ;~(pfix dot tod)))
      ==
    ==
  ++  yque                                              ::  query ending
    ;~  pose
      ;~(pfix wut yquy)
      (easy ~)
    ==
  ++  yquy                                              ::  query
    ;~  pose                                            ::  proper query
      %+  more
        ;~(pose pam sem)
      ;~(plug fque ;~(pose ;~(pfix tis fquu) (easy '')))
    ::
      %+  cook                                          ::  funky query
        |=(a=tape [[%$ (crip a)] ~])
      (star pque)
    ==
  ++  zest                                              ::  2616 request-uri
    ;~  pose
      (stag %& (cook |=(a=purl a) auri))
      (stag %| ;~(plug apat yque))
    ==
  --
++  epur                                                ::  url/header parser
  =>(urlp |=(a=cord `(unit purl)`(rush a auri)))
::
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
::                section 3bH, names etc                ::
::
++  clan                                                ::  ship to rank
  |=  who=ship  ^-  rank
  =+  wid=(met 3 who)
  ?:  (lte wid 1)   %czar
  ?:  =(2 wid)      %king
  ?:  (lte wid 4)   %duke
  ?:  (lte wid 8)   %earl
  ?>  (lte wid 16)  %pawn
::
++  glam                                                ::  carrier names
  |=  zar=@pD  ^-  tape
  %+  snag  zar
  ^-  (list tape)
  :~  "Tianming"  "Pepin the Short"  "Haile Selassie"  "Alfred the Great"
      "Tamerlane"  "Pericles"  "Talleyrand"  "Yongle"  "Seleucus"
      "Uther Pendragon"  "Louis XVI"  "Ahmad Shāh Durrānī"  "Constantine"
      "Wilhelm I"  "Akbar"  "Louis XIV"  "Nobunaga"  "Alexander VI"
      "Philippe II"  "Julius II"  "David"  "Niall Noígíallach"  "Kublai Khan"
      "Öz Beg Khan"  "Ozymandias"  "Ögedei Khan"  "Jiang Jieshi"  "Darius"
      "Shivaji"  "Qianlong"  "Bolesław I Chrobry"  "Tigranes"  "Han Wudi"
      "Charles X"  "Naresuan"  "Frederick II"  "Simeon"  "Kangxi"
      "Suleiman the Magnificent"  "Pedro II"  "Genghis Khan"  "Laozi"
      "Porfirio Díaz"  "Pakal"  "Wu Zetian"  "Garibaldi"  "Matthias Corvinus"
      "Leopold II"  "Leonidas"  "Sitting Bull"  "Nebuchadnezzar II"
      "Rhodes"  "Henry VIII"  "Attila"  "Catherine II"  "Chulalongkorn"
      "Uthmān"  "Augustus"  "Faustin"  "Chongde"  "Justinian"
      "Afonso de Albuquerque"  "Antoninus Pius"  "Cromwell"  "Innocent X"
      "Fidel"  "Frederick the Great"  "Canute"  "Vytautas"  "Amina"
      "Hammurabi"  "Suharto"  "Victoria"  "Hiawatha"  "Paul V"  "Shaka"
      "Lê Thánh Tông"  "Ivan Asen II"  "Tiridates"  "Nefertiti"  "Gwangmu"
      "Ferdinand & Isabella"  "Askia"  "Xuande"  "Boris Godunov"  "Gilgamesh"
      "Maximillian I"  "Mao"  "Charlemagne"  "Narai"  "Hanno"  "Charles I & V"
      "Alexander II"  "Mansa Musa"  "Zoe Porphyrogenita"  "Metternich"
      "Robert the Bruce"  "Pachacutec"  "Jefferson"  "Solomon"  "Nicholas I"
      "Barbarossa"  "FDR"  "Pius X"  "Gwanggaeto"  "Abbas I"  "Julius Caesar"
      "Lee Kuan Yew"  "Ranavalona I"  "Go-Daigo"  "Zenobia"  "Henry V"
      "Bảo Đại"  "Casimir III"  "Cyrus"  "Charles the Wise"  "Sandrokottos"
      "Agamemnon"  "Clement VII"  "Suppiluliuma"  "Deng Xiaoping"
      "Victor Emmanuel"  "Ajatasatru"  "Jan Sobieski"  "Huangdi"  "Xuantong"
      "Narmer"  "Cosimo de' Medici"  "Möngke Khan"  "Stephen Dušan"  "Henri IV"
      "Mehmed Fatih"  "Conn Cétchathach"  "Francisco Franco"  "Leo X"
      "Kammu"  "Krishnadevaraya"  "Elizabeth I"  "Norton I"  "Washington"
      "Meiji"  "Umar"  "TR"  "Peter the Great"  "Agustin I"  "Ashoka"
      "William the Conqueror"  "Kongolo Mwamba"  "Song Taizu"
      "Ivan the Terrible"  "Yao"  "Vercingetorix"  "Geronimo"  "Rurik"
      "Urban VIII"  "Alexios Komnenos"  "Maria I"  "Tamar"  "Bismarck"
      "Arthur"  "Jimmu"  "Gustavus Adolphus"  "Suiko"  "Basil I"  "Montezuma"
      "Santa Anna"  "Xerxes"  "Beyazıt Yıldırım"  "Samudragupta"  "James I"
      "George III"  "Kamehameha"  "Francesco Sforza"  "Trajan"
      "Rajendra Chola"  "Hideyoshi"  "Cleopatra"  "Alexander"
      "Ashurbanipal"  "Paul III"  "Vespasian"  "Tecumseh"  "Narasimhavarman"
      "Suryavarman II"  "Bokassa I"  "Charles Canning"  "Theodosius"
      "Francis II"  "Zhou Wen"  "William Jardine"  "Ahmad al-Mansur"
      "Lajos Nagy"  "Theodora"  "Mussolini"  "Samuil"  "Osman Gazi"
      "Kim Il-sung"  "Maria Theresa"  "Lenin"  "Tokugawa"  "Marcus Aurelius"
      "Nzinga Mbande"  "Edward III"  "Joseph II"  "Pulakesi II"  "Priam"
      "Qin Shi Huang"  "Shah Jahan"  "Sejong"  "Sui Wendi"  "Otto I"
      "Napoleon III"  "Prester John"  "Dido"  "Joao I"  "Gregory I"
      "Gajah Mada"  "Abd-ar Rahmān III"  "Taizong"  "Franz Josef I"
      "Nicholas II"  "Gandhi"  "Chandragupta II"  "Peter III"
      "Oba Ewuare"  "Louis IX"  "Napoleon"  "Selim Yavuz"  "Shun"
      "Hayam Wuruk"  "Jagiełło"  "Nicaule"  "Sargon"  "Saladin"  "Charles II"
      "Brian Boru"  "Da Yu"  "Antiochus III"  "Charles I"
      "Jan Pieterszoon Coen"  "Hongwu"  "Mithridates"  "Hadrian"  "Ptolemy"
      "Benito Juarez"  "Sun Yat-sen"  "Raja Raja Chola"  "Bolivar"  "Pius VII"
      "Shapur II"  "Taksin"  "Ram Khamhaeng"  "Hatshepsut"  "Alī"  "Matilda"
      "Ataturk"
  ==
::
++  glon                                                ::  ISO language codes
  |=  lag=lang
  ^-  (unit tape)
  ?+  lag  ~
    %aa  [~ "Afar"]
    %ab  [~ "Abkhazian"]
    %ae  [~ "Avestan"]
    %af  [~ "Afrikaans"]
    %ak  [~ "Akan"]
    %am  [~ "Amharic"]
    %an  [~ "Aragonese"]
    %ar  [~ "Arabic"]
    %as  [~ "Assamese"]
    %av  [~ "Avaric"]
    %ay  [~ "Aymara"]
    %az  [~ "Azerbaijani"]
    %ba  [~ "Bashkir"]
    %be  [~ "Belarusian"]
    %bg  [~ "Bulgarian"]
    %bh  [~ "Bihari"]
    %bi  [~ "Bislama"]
    %bm  [~ "Bambara"]
    %bn  [~ "Bengali"]
    %bo  [~ "Tibetan"]
    %br  [~ "Breton"]
    %bs  [~ "Bosnian"]
    %ca  [~ "Catalan"]
    %ce  [~ "Chechen"]
    %ch  [~ "Chamorro"]
    %co  [~ "Corsican"]
    %cr  [~ "Cree"]
    %cs  [~ "Czech"]
    %cu  [~ "Slavonic"]
    %cv  [~ "Chuvash"]
    %cy  [~ "Welsh"]
    %da  [~ "Danish"]
    %de  [~ "German"]
    %dv  [~ "Maldivian"]
    %dz  [~ "Dzongkha"]
    %ee  [~ "Ewe"]
    %el  [~ "Greek"]
    %en  [~ "English"]
    %eo  [~ "Esperanto"]
    %es  [~ "Spanish"]
    %et  [~ "Estonian"]
    %eu  [~ "Basque"]
    %fa  [~ "Persian"]
    %ff  [~ "Fulah"]
    %fi  [~ "Finnish"]
    %fj  [~ "Fijian"]
    %fo  [~ "Faroese"]
    %fr  [~ "French"]
    %fy  [~ "Frisian"]
    %ga  [~ "Irish Gaelic"]
    %gd  [~ "Scottish Gaelic"]
    %gl  [~ "Galician"]
    %gn  [~ "Guarani"]
    %gu  [~ "Gujarati"]
    %gv  [~ "Manx"]
    %ha  [~ "Hausa"]
    %he  [~ "Hebrew"]
    %hi  [~ "Hindi"]
    %ho  [~ "Hiri Motu"]
    %hr  [~ "Croatian"]
    %ht  [~ "Haitian Creole"]
    %hu  [~ "Hungarian"]
    %hy  [~ "Armenian"]
    %hz  [~ "Herero"]
    %ia  [~ "Interlingua"]
    %id  [~ "Indonesian"]
    %ie  [~ "Occidental"]
    %ig  [~ "Igbo"]
    %ii  [~ "Nuosu"]
    %ik  [~ "Inupiaq"]
    %io  [~ "Ido"]
    %is  [~ "Icelandic"]
    %it  [~ "Italian"]
    %iu  [~ "Inuktitut"]
    %ja  [~ "Japanese"]
    %jv  [~ "Javanese"]
    %ka  [~ "Georgian"]
    %kg  [~ "Kongo"]
    %ki  [~ "Kikuyu"]
    %kj  [~ "Kwanyama"]
    %kk  [~ "Kazakh"]
    %kl  [~ "Kalaallisut"]
    %km  [~ "Central Khmer"]
    %kn  [~ "Kannada"]
    %ko  [~ "Korean"]
    %kr  [~ "Kanuri"]
    %ks  [~ "Kashmiri"]
    %ku  [~ "Kurdish"]
    %kv  [~ "Komi"]
    %kw  [~ "Cornish"]
    %ky  [~ "Kyrgyz"]
    %la  [~ "Latin"]
    %lb  [~ "Luxembourgish"]
    %lg  [~ "Ganda"]
    %li  [~ "Limburgish"]
    %ln  [~ "Lingala"]
    %lo  [~ "Lao"]
    %lt  [~ "Lithuanian"]
    %lu  [~ "Luba-Katanga"]
    %lv  [~ "Latvian"]
    %mg  [~ "Malagasy"]
    %mh  [~ "Marshallese"]
    %mi  [~ "Maori"]
    %mk  [~ "Macedonian"]
    %ml  [~ "Malayalam"]
    %mn  [~ "Mongolian"]
    %mr  [~ "Marathi"]
    %ms  [~ "Malay"]
    %mt  [~ "Maltese"]
    %my  [~ "Burmese"]
    %na  [~ "Nauru"]
    %nb  [~ "Norwegian Bokmål"]
    %nd  [~ "North Ndebele"]
    %ne  [~ "Nepali"]
    %ng  [~ "Ndonga"]
    %nl  [~ "Dutch"]
    %nn  [~ "Norwegian Nynorsk"]
    %no  [~ "Norwegian"]
    %nr  [~ "South Ndebele"]
    %nv  [~ "Navajo"]
    %ny  [~ "Chichewa"]
    %oc  [~ "Occitan"]
    %oj  [~ "Ojibwa"]
    %om  [~ "Oromo"]
    %or  [~ "Oriya"]
    %os  [~ "Ossetian"]
    %pa  [~ "Punjabi"]
    %pi  [~ "Pali"]
    %pl  [~ "Polish"]
    %ps  [~ "Pashto"]
    %pt  [~ "Portuguese"]
    %qu  [~ "Quechua"]
    %rm  [~ "Romansh"]
    %rn  [~ "Rundi"]
    %ro  [~ "Romanian"]
    %ru  [~ "Russian"]
    %rw  [~ "Kinyarwanda"]
    %sa  [~ "Sanskrit"]
    %sc  [~ "Sardinian"]
    %sd  [~ "Sindhi"]
    %se  [~ "Northern Sami"]
    %sg  [~ "Sango"]
    %si  [~ "Sinhala"]
    %sk  [~ "Slovak"]
    %sl  [~ "Slovenian"]
    %sm  [~ "Samoan"]
    %sn  [~ "Shona"]
    %so  [~ "Somali"]
    %sq  [~ "Albanian"]
    %sr  [~ "Serbian"]
    %ss  [~ "Swati"]
    %st  [~ "Sotho"]
    %su  [~ "Sundanese"]
    %sv  [~ "Swedish"]
    %sw  [~ "Swahili"]
    %ta  [~ "Tamil"]
    %te  [~ "Telugu"]
    %tg  [~ "Tajik"]
    %th  [~ "Thai"]
    %ti  [~ "Tigrinya"]
    %tk  [~ "Turkmen"]
    %tl  [~ "Tagalog"]
    %tn  [~ "Tswana"]
    %to  [~ "Tonga"]
    %tr  [~ "Turkish"]
    %ts  [~ "Tsonga"]
    %tt  [~ "Tatar"]
    %tw  [~ "Twi"]
    %ty  [~ "Tahitian"]
    %ug  [~ "Uighur"]
    %uk  [~ "Ukrainian"]
    %ur  [~ "Urdu"]
    %uz  [~ "Uzbek"]
    %ve  [~ "Venda"]
    %vi  [~ "Vietnamese"]
    %vo  [~ "Volapük"]
    %wa  [~ "Walloon"]
    %wo  [~ "Wolof"]
    %xh  [~ "Xhosa"]
    %yi  [~ "Yiddish"]
    %yo  [~ "Yoruba"]
    %za  [~ "Zhuang"]
    %zh  [~ "Chinese"]
    %zu  [~ "Zulu"]
  ==
::
++  gnom                                                ::  ship display name
  |=  [[our=@p now=@da] him=@p]  ^-  @t
  =+  yow=(scot %p him)
  =+  pax=[(scot %p our) %name (scot %da now) yow ~]
  =+  woy=((hard ,@t) .^(%a pax))
  ?:  =(%$ woy)  yow
  (rap 3 yow ' ' woy ~)
::
++  gnow
  |=  [who=@p gos=gcos]  ^-  @t
  ?-    -.gos
      %czar                 (rap 3 '|' (rap 3 (glam who)) '|' ~)
      %king                 (rap 3 '_' p.gos '_' ~)
      %earl                 (rap 3 ':' p.gos ':' ~)
      %pawn                 ?~(p.gos %$ (rap 3 '.' u.p.gos '.' ~))
      %duke
    ?:  ?=(%anon -.p.gos)  %$
    %+  rap  3
    ^-  (list ,@)
    ?-    -.p.gos
        %punk  ~['"' q.p.gos '"']
        ?(%lord %lady)
      =+  ^=  nad
          =+  nam=`name`s.p.p.gos
          %+  rap  3
          :~  p.nam
              ?~(q.nam 0 (cat 3 ' ' u.q.nam))
              ?~(r.nam 0 (rap 3 ' (' u.r.nam ')' ~))
              ' '
              s.nam
          ==
      ?:(=(%lord -.p.gos) ~['[' nad ']'] ~['(' nad ')'])
    ==
  ==
++  pale                                                ::  filter peers
  |=  [hid=bowl fun=$+(sink ?)]
  (skim (~(tap by sup.hid)) fun)
::
++  prix                                                ::  filter gate
  |=  pax=path  |=  sink  ^-  ?
  ?~  pax  &  ?~  r.+<  | 
  &(=(i.pax i.r.+<) $(pax t.pax, r.+< t.r.+<))
::
++  prey  |=([pax=path hid=bowl] (pale hid (prix pax))) ::  prefix 
++  hunt                                                ::  first of unit dates
  |=  [one=(unit ,@da) two=(unit ,@da)]
  ^-  (unit ,@da)
  ?~  one  two
  ?~  two  one
  ?:((lth u.one u.two) one two)
::
:: ++  mojo                                                ::  compiling load
::   |=  [pax=path src=*]
::   ^-  (each twig (list tank))
::   ?.  ?=(@ src)
::     [%| ~[[leaf/"musk: malformed: {<pax>}"]]]
::   =+  ^=  mud
::       %-  mule  |.
::       ((full vest) [1 1] (trip src))
::   ?:  ?=(| -.mud)  mud
::   ?~  q.p.mud
::     :~  %|
::         leaf/"musk: syntax error: {<pax>}"
::         leaf/"musk: line {<p.p.p.mud>}, column {<q.p.p.mud>}"
::     ==
::   [%& p.u.q.p.mud]
:: ::
++  mole                                                ::  new to old sky
  |=  ska=$+(* (unit (unit)))
  |=  a=*
  ^-  (unit)
  =+  b=(ska a)
  ?~  b  ~
  ?~  u.b  ~
  [~ u.u.b]
:: ::
:: ++  much                                                ::  constructing load
::   |=  [pax=path src=*]
::   ^-  gank
::    =+  moj=(mojo pax src)
::   ?:  ?=(| -.moj)  moj
::   (mule |.((slap !>(+>.$) `twig`p.moj)))
:: ::
:: ++  musk                                                ::  compiling apply
::   |=  [pax=path src=* sam=vase]
::   ^-  gank
::   =+  mud=(much pax src)
::   ?:  ?=(| -.mud)  mud
::   (mule |.((slam p.mud sam)))
:: ::
++  pack                                                ::  light path encoding
  |=  [a=term b=path]  ^-  span
  %+  rap  3  :-  (wack a)
  (turn b |=(c=span (cat 3 '_' (wack c))))
::
++  puck                                                ::  light path decoding
  =+  fel=(most cab (sear wick urt:ab))
  |=(a=span `(unit ,[p=term q=path])`(rush a fel))
::
++  saxo                                                ::  autocanon
  |=  who=ship
  ^-  (list ship)
  ?:  (lth who 256)  [who ~]
  [who $(who (sein who))]
::
++  sein                                                ::  autoboss
  |=  who=ship  ^-  ship
  =+  mir=(clan who)
  ?-  mir
    %czar  who
    %king  (end 3 1 who)
    %duke  (end 4 1 who)
    %earl  (end 5 1 who)
    %pawn  `@p`0
  ==
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
::                section 3bI, Arvo structures          ::
::
++  acru                                                ::  asym cryptosuite
          $_  ^?  |%                                    ::  opaque object
          ++  as  ^?                                    ::  asym ops
            |%  ++  seal  |=([a=pass b=@ c=@] *@)       ::  encrypt to a
                ++  sign  |=([a=@ b=@] *@)              ::  certify as us
                ++  sure  |=([a=@ b=@] *(unit ,@))      ::  authenticate from us
                ++  tear  |=  [a=pass b=@]              ::  accept from a 
                          *(unit ,[p=@ q=@])            ::
            --                                          ::
          ++  de  |+([a=@ b=@] *(unit ,@))              ::  symmetric de, soft
          ++  dy  |+([a=@ b=@] *@)                      ::  symmetric de, hard
          ++  en  |+([a=@ b=@] *@)                      ::  symmetric en
          ++  ex  ^?                                    ::  export
            |%  ++  fig  *@uvH                          ::  fingerprint
                ++  pac  *@uvG                          ::  default passcode
                ++  pub  *pass                          ::  public key
                ++  sec  *ring                          ::  private key
            --                                          ::
          ++  nu  ^?                                    ::  reconstructors
             |%  ++  pit  |=([a=@ b=@] ^?(..nu))        ::  from [width seed]
                 ++  nol  |=(a=@ ^?(..nu))              ::  from naked ring
                 ++  com  |=(a=@ ^?(..nu))              ::  from naked pass
            --                                          ::
          --                                            ::
++  aeon  ,@ud                                          ::
++  agon  (map ,[p=ship q=desk] ,[p=@ud q=@ud r=waks])  ::  mergepts
++  ankh                                                ::  fs node (new)
          $:  fil=(unit ,[p=lobe q=cage])               ::  file
              dir=(map ,@ta ankh)                       ::  folders
          ==                                            ::
++  apex  ,[p=@uvI q=(map ,@ta ,@uvI) r=(map ,@ta ,~)]  ::  node report (old)
++  ares  (unit ,[p=term q=(list tank)])                ::  possible error
++  ball  ,@uw                                          ::  statement payload
++  bait  ,[p=skin q=@ud r=dove]                        ::  fmt nrecvd spec
++  bath                                                ::  convo per client
          $:  sop=shed                                  ::  not stalled
              raz=(map path race)                       ::  statements inbound
              ryl=(map path rill)                       ::  statements outbound
          ==                                            ::
++  beam  ,[[p=ship q=desk r=case] s=path]              ::  global name
++  beak  ,[p=ship q=desk r=case]                       ::  garnish with beak
++  bird                                                ::  packet in travel
          $:  gom=soap                                  ::  message identity
              mup=@ud                                   ::  pktno in msg
              nux=@ud                                   ::  xmission count
              lys=@da                                   ::  last sent
              pac=rock                                  ::  packet data
          ==                                            ::
++  bitt  (map bone (pair ship path))                   ::  incoming subs
++  blob                                                ::  fs blob
          $%  [%delta p=lobe q=[p=mark q=lobe] r=page]  ::  delta on q
              [%direct p=lobe q=page]                   ::  immediate
              [%indirect p=lobe q=page r=lobe s=page]   ::  both
          ==                                            ::
++  boat  (map (pair bone wire) (trel bean ship path))  ::  outgoing subs
++  boon                                                ::  fort output
          $%  [%beer p=ship q=@uvG]                     ::  gained ownership
              [%cake p=sock q=soap r=coop s=duct]       ::  e2e message result
              [%coke p=sock q=soap r=cape s=duct]       ::  message result
              [%mead p=lane q=rock]                     ::  accept packet
              [%milk p=sock q=soap r=*]                 ::  accept message
              [%mulk p=sock q=soap r=*]                 ::  e2e pass message
              [%ouzo p=lane q=rock]                     ::  transmit packet
              [%wine p=sock q=tape]                     ::  notify user
          ==                                            ::
++  bowl                                                ::  standard app state
        $:  $:  our=ship                                ::  host
                src=ship                                ::  guest
                dap=term                                ::  agent
            ==                                          ::  
            $:  wex=boat                                ::  outgoing subs
                sup=bitt                                ::  incoming subs
            ==                                          ::
            $:  ost=bone                                ::  opaque cause
                act=@ud                                 ::  change number
                eny=@uvI                                ::  entropy
                now=@da                                 ::  current time
                byk=beak                                ::  load source
        ==  ==                                          ::
++  bray  ,[p=life q=(unit life) r=ship s=@da]          ::  our parent us now
++  brow  ,[p=@da q=@tas]                               ::  browser version
++  buck  ,[p=mace q=will]                              ::  all security data
++  cake  ,[p=sock q=skin r=@]                          ::  top level packet
++  cape                                                ::  end-to-end result
          $?  %good                                     ::  delivered
              %dead                                     ::  rejected
          ==                                            ::
++  care  ?(%u %v %w %x %y %z)                          ::  clay submode
++  case                                                ::  ship desk case spur
          $%  [%da p=@da]                               ::  date
              [%tas p=@tas]                             ::  label
              [%ud p=@ud]                               ::  number
          ==                                            ::
++  chum  ,@uvI                                         ::  hashed passcode
++  clot                                                ::  symmetric record
          $:  yed=(unit ,[p=hand q=code])               ::  outbound
              heg=(map hand code)                       ::  proposed
              qim=(map hand code)                       ::  inbound
          ==                                            ::
++  coal  ,*                                            ::  untyped vase
++  code  ,@uvI                                         ::  symmetric key
++  cone                                                ::  reconfiguration
          $%  [& p=twig]                                ::  transform
              [| p=(list ,@tas)]                        ::  alter
          ==                                            ::
++  chum  ,@uvI                                         ::  hashed passcode
++  claw                                                ::  startup chain
          $:  joy=(unit coal)                           ::  local context
              ran=(unit coal)                           ::  arguments
              pux=(unit path)                           ::  execution path
              jiv=(unit coal)                           ::  app configuration
              kyq=(unit coal)                           ::  app customization
              gam=(unit coal)                           ::  app image
          ==                                            ::
++  clip  (each ,@if ,@is)                              ::  client IP
++  coal  ,*                                            ::  untyped vase
++  code  ,@uvI                                         ::  symmetric key
++  cone                                                ::  reconfiguration
          $%  [& p=twig]                                ::  transform
              [| p=(list ,@tas)]                        ::  alter
          ==                                            ::
++  coop  (unit ares)                                   ::  e2e ack
++  corn                                                ::  flow by server
          $:  hen=duct                                  ::  admin channel
              nys=(map flap bait)                       ::  packets incoming
              olz=(map flap cape)                       ::  packets completed
              wab=(map ship bath)                       ::  relationship
          ==                                            ::
++  cred                                                ::  credential
          $:  hut=hart                                  ::  client host
              aut=(jug ,@tas ,@t)                       ::  client identities
              orx=oryx                                  ::  CSRF secret
              acl=(unit ,@t)                            ::  accept-language
              cip=(each ,@if ,@is)                      ::  client IP
              cum=(map ,@tas ,*)                        ::  custom dirt
          ==                                            ::
++  deed  ,[p=@ q=step r=?]                             ::  sig, stage, fake?
++  dome                                                ::  project state
          $:  ank=ankh                                  ::  state
              let=@ud                                   ::  top id
              hit=(map ,@ud tako)                       ::  changes by id
              lab=(map ,@tas ,@ud)                      ::  labels
          ==                                            ::
++  dore                                                ::  foreign contact
          $:  wod=road                                  ::  connection to
              wyl=will                                  ::  inferred mirror
              caq=clot                                  ::  symmetric key state
          ==                                            ::
++  dove  ,[p=@ud q=(map ,@ud ,@)]                      ::  count hash 13-blocks
++  epic                                                ::  FCGI parameters
          $:  qix=(map ,@t ,@t)                         ::  query
              ced=cred                                  ::  client credentials
              bem=beam                                  ::  original path
              but=path                                  ::  ending
          ==                                            ::
++  flap  ,@uvH                                         ::  network packet id
++  flow                                                ::  packet connection
          $:  rtt=@dr                                   ::  decaying avg rtt
              wid=@ud                                   ::  logical wdow msgs
          ==                                            ::
++  fort                                                ::  formal state
          $:  %0                                        ::  version
              gad=duct                                  ::  client interface
              hop=@da                                   ::  network boot date
              ton=town                                  ::  security
              zac=(map ship corn)                       ::  flows by server
          ==                                            ::
++  gank  (each vase (list tank))                       ::  abstract result
++  gift                                                ::  one-way effect
          $%  [%$ p=vase]                               ::  trivial output
              [%cc p=(unit case)]                       ::  change case
              [%ck p=@tas]                              ::  change desk
              [%cs p=path]                              ::  change spur
              [%de p=@ud q=tank]                        ::  debug/level
              [%ex p=(unit vase) q=lath]                ::  exec/patch
            ::[%fd p=vase]                              ::  fundamental down
            ::[%fo p=vase]                              ::  fundamental forward
            ::[%fu p=vase]                              ::  fundamental up
              [%ha p=tank]                              ::  single error
              [%ho p=(list tank)]                       ::  multiple error
              [%la p=tank]                              ::  single statement
              [%lo p=(list tank)]                       ::  multiple statement
              [%mu p=type q=(list)]                     ::  batch emit
              [%mx p=(list gift)]                       ::  batch gift
              [%ok p=@ta q=nori]                        ::  save changes
              [%og p=@ta q=mizu]                        ::  save direct
              [%sc p=(unit skit)]                       ::  stack library
              [%sp p=(list lark)]                       ::  spawn task(s)
              [%sq p=ship q=@tas r=path s=*]            ::  send request
              [%sr p=ship q=path r=*]                   ::  send response
              [%te p=(list ,@t)]                        ::  dump lines
              [%th p=@ud q=love]                        ::  http response
              [%tq p=path q=hiss]                       ::  http request
              [%va p=@tas q=(unit vase)]                ::  set/clear variable
              [%xx p=curd]                              ::  return card
              [%xy p=path q=curd]                       ::  push card
              [%zz p=path q=path r=curd]                ::
          ==                                            ::
++  gilt  ,[@tas *]                                     ::  presumed gift
++  gens  ,[p=lang q=gcos]                              ::  general identity
++  germ  ?(%init %fine %that %this %mate %meet %meld)  ::  merge style
++  gcos                                                ::  id description
          $%  [%czar ~]                                 ::  8-bit ship
              [%duke p=what]                            ::  32-bit ship
              [%earl p=@t]                              ::  64-bit ship
              [%king p=@t]                              ::  16-bit ship
              [%pawn p=(unit ,@t)]                      ::  128-bit ship
          ==                                            ::
++  goad                                                ::  common note
          $%  [%eg p=riot]                              ::  simple result
              [%gr p=mark q=*]                          ::  gall rush/rust
              [%hp p=httr]                              ::  http response
              ::  [%ht p=@ud q=scab r=cred s=moth]          ::  http request
              [%it p=~]                                 ::  interrupt event
              [%lq p=ship q=path r=*]                   ::  client request
              [%ly p=newt q=tape]                       ::  lifecycle event
              [%ow p=cape]                              ::  one-way reaction
              [%rt p=(unit)]                            ::  roundtrip response
              [%up p=@t]                                ::  prompt response
              [%wa ~]                                   ::  alarm
          ==                                            ::
++  goal                                                ::  app request
          $%  [%$ p=type]                               ::  open for input
              [%do p=vase q=vase]                       ::  call gate sample
              [%eg p=kite]                              ::  single request
              [%es p=ship q=desk r=rave]                ::  subscription
              [%gr ~]                                   ::  gall response
              [%ht p=(list rout)]                       ::  http server
              [%hp ~]                                   ::  http response
              [%lq p=@tas]                              ::  listen for service
              [%ow ~]                                   ::  one-way reaction
              [%rt ~]                                   ::  roundtrip response
              [%up p=prod]                              ::  user prompt
              [%wa p=@da]                               ::  alarm
          ==                                            ::
++  govt  path                                          ::  country/postcode
++  hand  ,@uvH                                         ::  hash of code
++  hart  ,[p=? q=(unit ,@ud) r=host]                   ::  http sec/port/host
++  hate  ,[p=purl q=@p r=moth]                         ::  semi-cooked request
++  heir  ,[p=@ud q=mess r=(unit love)]                 ::  status/headers/data
++  hiss  ,[p=purl q=moth]                              ::  outbound request
++  hist  ,[p=@ud q=(list ,@t)]                         ::  depth texts
++  hole  ,@t                                           ::  session identity
++  hort  ,[p=(unit ,@ud) q=host]                       ::  http port/host
++  host  $%([& p=(list ,@t)] [| p=@if])                ::  http host
++  hoke  %+  each   ,[%localhost ~]                    ::  local host
          ?(%.0.0.0.0 %.127.0.0.1)                      ::
++  httq                                                ::  raw http request
          $:  p=meth                                    ::  method
              q=@t                                      ::  unparsed url
              r=(list ,[p=@t q=@t])                     ::  headers
              s=(unit octs)                             ::  body
          ==                                            ::
++  httr  ,[p=@ud q=mess r=(unit octs)]                 ::  raw http response
++  httx                                                ::  encapsulated http
          $:  p=?                                       ::  https?
              q=clip                                    ::  source IP
              r=httq                                    ::
          ==                                            ::
++  kite  ,[p=care q=case r=ship s=desk t=spur]         ::  parsed global name
++  json                                                ::  normal json value
          $|  ~                                         ::  null
          $%  [%a p=(list json)]                        ::  array
              [%b p=?]                                  ::  boolean
              [%o p=(map ,@t json)]                     ::  object
              [%n p=@ta]                                ::  number
              [%s p=@t]                                 ::  string
          ==                                            ::
++  lamb                                                ::  short path
          $%  [& p=@tas]                                ::  auto
              [| p=twig]                                ::  manual
          ==                                            ::
++  lane                                                ::  packet route
          $%  [%if p=@da q=@ud r=@if]                   ::  IP4/public UDP/addr
              [%is p=@ud q=(unit lane) r=@is]           ::  IPv6 w/alternates
              [%ix p=@da q=@ud r=@if]                   ::  IPv4 provisional
          ==                                            ::
++  lang  ,@ta                                          ::  IETF lang as code
++  lark  ,[p=(unit ,@tas) q=lawn]                      ::  parsed command
++  lass  ?(%0 %1 %2)                                   ::  power increment
++  lath  $%                                            ::  pipeline stage
              [%0 p=lass q=lamb r=(list cone) s=twig]   ::  command
              [%1 p=twig]                               ::  generator
              [%2 p=twig]                               ::  filter
          ==                                            ::
++  lawn  (list lath)                                   ::
++  lice  ,[p=ship q=buck]                              ::  full license
++  life  ,@ud                                          ::  regime number
++  lint  (list rock)                                   ::  fragment array
++  lobe  ,@uvI                                         ::  blob ref
++  love  $%                                            ::  http response
              [%ham p=manx]                             ::  html node
              [%mid p=mite q=octs]                      ::  mime-typed data
              [%raw p=httr]                             ::  raw http response
              [%wan p=wain]                             ::  text lines
              [%zap p=@ud q=(list tank)]                ::  status/error
          ==                                            ::
++  maki  ,[p=@ta q=@ta r=@ta s=path]                   ::
++  mace  (list ,[p=life q=ring])                       ::  private secrets
++  math  (map ,@t (list ,@t))                          ::  semiparsed headers
++  meal                                                ::  payload
          $%  [%back p=cape q=flap r=@dr]               ::  acknowledgment
              [%buck p=coop q=flap r=@dr]               ::  e2e ack
              [%bond p=life q=path r=@ud s=*]           ::  message
              [%bund p=life q=path r=@ud s=*]           ::  e2e message
              [%carp p=@ q=@ud r=@ud s=flap t=@]        ::  skin/inx/cnt/hash
              [%fore p=ship q=(unit lane) r=@]          ::  forwarded packet
          ==                                            ::
++  mess  (list ,[p=@t q=@t])                           ::  raw http headers
++  meta                                                ::  path metadata
          $%  [& q=@uvI]                                ::  hash
              [| q=(list ,@ta)]                         ::  dir
          ==                                            ::
++  meth                                                ::  http methods
          $?  %conn                                     ::  CONNECT
              %delt                                     ::  DELETE
              %get                                      ::  GET
              %head                                     ::  HEAD
              %opts                                     ::  OPTIONS
              %post                                     ::  POST
              %put                                      ::  PUT
              %trac                                     ::  TRACE
          ==                                            ::
++  mime  ,[p=mite q=octs]                              ::  mimetyped data
++  mite  (list ,@ta)                                   ::  mime type
++  miso                                                ::  ankh delta
          $%  [%del ~]                                  ::  delete
              [%ins p=cage]                             ::  insert
              [%dif p=cage]                             ::  mutate from diff
              [%mut p=cage]                             ::  mutate from raw
          ==                                            ::
++  misu                                                ::  computed delta
          $%  [%del ~]                                  ::  delete
              [%ins p=cage]                             ::  insert
              [%dif p=lobe q=cage]                      ::  mutate from diff
          ==                                            ::
++  mizu  ,[p=@u q=(map ,@ud tako) r=rang]              ::  new state
++  moar  ,[p=@ud q=@ud]                                ::  normal change range
++  moat  ,[p=case q=case r=path]                       ::  change range
++  mood  ,[p=care q=case r=path]                       ::  request in desk
++  moth  ,[p=meth q=math r=(unit octs)]                ::  http operation
++  name  ,[p=@t q=(unit ,@t) r=(unit ,@t) s=@t]        ::  first mid/nick last
++  newt  ?(%boot %kick %mess %slay %wake)              ::  lifecycle events
++  nose                                                ::  response, kernel
          $?  [%$ p=(unit ,[p=tutu q=(list)])]          ::  standard input
              goad                                      ::
          ==                                            ::
++  note                                                ::  response, user
          $?  [%$ p=(unit ,[p=type q=(list)])]          ::  standard input
              [%do p=vase]                              ::  execution result
              goad                                      ::
          ==                                            ::
++  nori                                                ::  repository action
          $%  [& p=soba]                                ::  delta
              [| p=@tas]                                ::  label
          ==                                            ::
++  nuri                                                ::  repository action
          $%  [& p=suba]                                ::  delta
              [| p=@tas]                                ::  label
          ==                                            ::
++  octs  ,[p=@ud q=@t]                                 ::  octet-stream
++  oryx  ,@t                                           ::  CSRF secret
++  page  (cask)                                        ::  untyped cage
++  pail  ?(%none %warm %cold)                          ::  connection status
++  plan  (trel view (pair ,@da (unit ,@dr)) path)      ::  subscription
++  plea  ,[p=@ud q=[p=? q=@t]]                         ::  live prompt
++  plop  blob                                          ::  unvalidated blob
++  pork  ,[p=(unit ,@ta) q=(list ,@t)]                 ::  fully parsed url
++  pred  ,[p=@ta q=@tas r=@ta ~]                       ::  proto-path
++  prod  ,[p=prom q=tape r=tape]                       ::  prompt
++  prom  ?(%text %pass %none)                          ::  format type
++  purf  (pair purl (unit ,@t))                        ::  url with fragment
++  purl  ,[p=hart q=pork r=quay]                       ::  parsed url
++  putt                                                ::  outgoing message
          $:  ski=snow                                  ::  sequence acked/sent
              wyv=(list rock)                           ::  packet list XX gear
          ==                                            ::
++  pyre                                                ::  cascade stash
          $:  p=(map ,[p=path q=path r=coal] coal)      ::  by path
              q=(map ,[p=path q=@uvI r=coal] coal)      ::  by source hash
              r=(map ,[p=* q=coal] coal)                ::  by (soft) twig
          ==                                            ::
++  quay  (list ,[p=@t q=@t])                           ::  parsed url query
++  quri                                                ::  request-uri
          $%  [& p=purl]                                ::  absolute
              [| p=pork q=quay]                         ::  relative
          ==                                            ::
++  race                                                ::  inbound stream
          $:  did=@ud                                   ::  filled sequence
              dod=?                                     ::  not processing
              bum=(map ,@ud ares)                       ::  nacks
              mis=(map ,@ud ,[p=cape q=lane r=flap s=(unit)]) ::  misordered
          ==                                            ::
++  rank  ?(%czar %king %duke %earl %pawn)              ::  ship width class
++  rang  $:  hut=(map tako yaki)                       ::
              lat=(map lobe blob)                       ::
          ==                                            ::
++  rand                                                ::  unvalidated rant
          $:  p=[p=care q=case r=@tas]                  ::  clade release book
              q=path                                    ::  spur
              r=page                                    ::  data
          ==                                            ::
++  rant                                                ::  namespace binding
          $:  p=[p=care q=case r=@tas]                  ::  clade release book
              q=path                                    ::  spur
              r=cage                                    ::  data
          ==                                            ::
++  rave                                                ::  general request
          $%  [%sing p=mood]                            ::  single request
              [%next p=mood]                            ::  next version
              [%many p=? q=moat]                        ::  change range
          ==                                            ::
++  rill                                                ::  outbound stream
          $:  sed=@ud                                   ::  sent
              san=(map ,@ud duct)                       ::  outstanding
          ==                                            ::
++  riot  (unit rant)                                   ::  response/complete
++  road                                                ::  secured oneway route
          $:  exp=@da                                   ::  expiration date
              lun=(unit lane)                           ::  route to friend
              lew=will                                  ::  will of friend
          ==                                            ::
++  rock  ,@uvO                                         ::  packet
++  rout  ,[p=(list host) q=path r=oryx s=path]         ::  http route (new)
++  rump  ,[p=care q=case r=@tas s=path]                ::  relative path
++  saba  ,[p=ship q=@tas r=moar s=dome]                ::  patch/merge
++  sack  ,[p=ship q=ship]                              ::  incoming [our his]
++  sufi                                                ::  domestic host
          $:  hoy=(list ship)                           ::  hierarchy
              val=wund                                  ::  private keys
              law=will                                  ::  server will
              seh=(map hand ,[p=ship q=@da])            ::  key cache
              hoc=(map ship dore)                       ::  neighborhood
          ==                                            ::
++  salt  ,@uv                                          ::  entropy
++  seal                                                ::  auth conversation
          $:  whu=(unit ship)                           ::  client identity
              pul=purl                                  ::  destination url
              wit=?                                     ::  wait for partner
              foy=(unit ,[p=ship q=hole])               ::  partner to notify
              pus=(unit ,@ta)                           ::  password
          ==                                            ::
++  sect  ?(%black %blue %red %orange %white)           ::  banner
++  shed                                                ::  packet flow
          $:  $:  rtt=@dr                               ::  smoothed rtt
                  rto=@dr                               ::  retransmit timeout
                  rtn=(unit ,@da)                       ::  next timeout
                  rue=(unit ,@da)                       ::  last heard from
              ==                                        ::
              $:  nus=@ud                               ::  number sent
                  nif=@ud                               ::  number live
                  nep=@ud                               ::  next expected
                  caw=@ud                               ::  logical window
                  cag=@ud                               ::  congest thresh
              ==                                        ::
              $:  diq=(map flap ,@ud)                   ::  packets sent
                  pyz=(map soup ,@ud)                   ::  message/unacked
                  puq=(qeu ,[p=@ud q=soul])             ::  packet queue
              ==                                        ::
          ==                                            ::
++  skit  ,[p=(unit ,@ta) q=(list ,@ta) r=(list ,@ta)]  ::  tracking path
++  skin  ?(%none %open %fast %full)                    ::  encoding stem
++  slip  ,[p=path q=goal]                              ::  traceable request
++  snow  ,[p=@ud q=@ud r=(set ,@ud)]                   ::  window exceptions
++  soap  ,[p=[p=life q=life] q=path r=@ud]             ::  statement id
++  soup  ,[p=path q=@ud]                               ::  new statement id
++  soul                                                ::  packet in travel
          $:  gom=soup                                  ::  message identity
              nux=@ud                                   ::  xmission count
              liv=?                                     ::  deemed live
              lys=@da                                   ::  last sent
              pac=rock                                  ::  packet data
          ==                                            ::
++  soba  (list ,[p=path q=miso])                       ::  delta
++  sock  ,[p=ship q=ship]                              ::  outgoing [from to]
++  spur  path                                          ::  ship desk case spur
++  step  ,[p=bray q=gens r=pass]                       ::  identity stage
++  suba  (list ,[p=path q=misu])                       ::  delta
++  tako  ,@                                            ::  yaki ref
++  tick  ,@ud                                          ::  process id
++  toro  ,[p=@ta q=nori]                               ::  general change
++  town                                                ::  all security state
          $:  lit=@ud                                   ::  imperial modulus
              any=@                                     ::  entropy
              urb=(map ship sufi)                       ::  all keys and routes
              fak=?                                     ::
          ==                                            ::
++  tube  ,[p=@ta q=@ta r=@ta s=path]                   ::  canonical path
++  tutu  ,*                                            ::  presumed type
++  yaki  ,[p=(list tako) q=(map path lobe) r=tako t=@da] ::  commit
++  view  ?(%u %v %w %x %y %z)                          ::  view mode
++  waks  (map path woof)                               ::  list file states
++  what                                                ::  logical identity
          $%  [%anon ~]                                 ::  anonymous
              [%lady p=whom]                            ::  female person ()
              [%lord p=whom]                            ::  male person []
              [%punk p=sect q=@t]                       ::  opaque handle ""
          ==                                            ::
++  whom  ,[p=@ud q=govt r=sect s=name]                 ::  year/govt/id
++  woof  $|  %know                                     ::  udon transform
              [%chan (list $|(@ud [p=@ud q=@ud]))]      ::
++  wund  (list ,[p=life q=ring r=acru])                ::  mace in action
++  will  (list deed)                                   ::  certificate
++  zuse  %310                                          ::  hoon/zuse kelvin
::          ::
::::        ::::  this will become `%york`, vane structures.
  ::          ::
++  gift-ames                                           ::  out result <-$
          $%  [%hear p=lane q=@]                        ::  receive packet
              [%init p=@p]                              ::  report install
              [%mass p=mass]                            ::  memory usage
              [%send p=lane q=@]                        ::  transmit packet
              [%waft p=sock q=*]                        ::  response message
              [%wart p=sock q=@tas r=path s=*]          ::  network request
              [%went p=ship q=cape]                     ::  reaction message
              [%woot p=ship q=coop]                     ::  e2e reaction message
          ==                                            ::
++  kiss-ames                                           ::  in request ->$
          $%  [%barn ~]                                 ::  new unix process
              [%crud p=@tas q=(list tank)]              ::  error with trace
              [%cash p=@p q=buck]                       ::  civil license
              [%hear p=lane q=@]                        ::  receive packet
              [%hole p=lane q=@]                        ::  packet failed
              [%junk p=@]                               ::  entropy
              [%kick p=@da]                             ::  wake up
              [%make p=(unit ,@t) q=@ud r=@ s=?]        ::  wild license
              [%sith p=@p q=@uw r=?]                    ::  imperial generator
              [%wake ~]                                 ::  timer activate
              [%want p=sock q=path r=*]                 ::  send message
              [%wegh ~]                                 ::  report memory
              [%west p=sack q=path r=*]                 ::  network request
              [%wont p=sock q=path r=*]                 ::  e2e send message
          ==                                            ::
::
::::    %behn
  ::
++  gift-behn                                           ::  out result <-$
          $%  [%mass p=mass]                            ::  memory usage
              [%wake ~]                                 ::  wakey-wakey
          ==                                            ::
++  kiss-behn                                           ::  in request ->$
          $%  [%rest p=@da]                             ::  cancel alarm
              [%wait p=@da]                             ::  set alarm
              [%wake ~]                                 ::  timer activate
              [%wegh ~]                                 ::  report memory
          ==                                            ::
::
::::    %clay
  ::
++  khan                                                ::
          $:  fil=(unit (unit cage))                    ::  XX see khan-to-soba
              dir=(unit (map ,@ta (unit khan)))         ::
          ==                                            ::
++  mode  (list ,[path (unit mime)])
++  riff  ,[p=desk q=(unit rave)]                       ::  request/desist
::::                                                    ::
++  gift-clay                                           ::  out result <-$
          $%  [%ergo p=@tas q=mode]                     ::  version update
              [%hill p=(list ,@tas)]                    ::  mount points
              [%mack p=(unit tang)]                     ::  ack
              [%mass p=mass]                            ::  memory usage
              [%mere p=(each (set path) (pair term tang))]  ::  merge result
              [%note p=@tD q=tank]                      ::  debug message
              [%ogre p=@tas]                            ::  delete mount point
              [%writ p=riot]                            ::  response
          ==                                            ::
++  kiss-clay                                           ::  in request ->$
          $%  [%boat ~]                                 ::  pier rebooted
              [%info p=@p q=@tas r=nori]                ::  internal edit
              [%init p=@p]                              ::  report install
              [%into p=@tas q=? r=mode]                 ::  external edit
              [%merg p=@p q=@tas r=@p s=@tas t=case u=germ]  ::  merge desks
              [%mont p=@tas q=@p r=@tas s=path]         ::  mount to unix
              [%ogre p=$|(@tas beam)]                   ::  delete mount point
              [%warp p=sock q=riff]                     ::  file request
              [%wegh ~]                                 ::  report memory
              [%west p=sack q=path r=*]                 ::  network request
          ==                                            ::
::
::::
  ::
++  blew  ,[p=@ud q=@ud]                                ::  columns rows
++  belt                                                ::  old belt
  $%  [%aro p=?(%d %l %r %u)]                           ::  arrow key
      [%bac ~]                                          ::  true backspace
      [%ctl p=@c]                                       ::  control-key
      [%del ~]                                          ::  true delete
      [%met p=@c]                                       ::  meta-key
      [%ret ~]                                          ::  return
      [%txt p=(list ,@c)]                               ::  utf32 text
  ==                                                    ::
++  blit                                                ::  old blit
  $%  [%bel ~]                                          ::  make a noise
      [%clr ~]                                          ::  clear the screen
      [%hop p=@ud]                                      ::  set cursor position
      [%lin p=(list ,@c)]                               ::  set current line
      [%mor ~]                                          ::  newline
      [%sag p=path q=*]                                 ::  save to jamfile
      [%sav p=path q=@]                                 ::  save to file
  ==                                                    ::
++  dill-belt                                           ::  new belt
  $%  [%aro p=?(%d %l %r %u)]                           ::  arrow key
      [%bac ~]                                          ::  true backspace
      [%cru p=@tas q=(list tank)]                       ::  echo error
      [%ctl p=@]                                        ::  control-key
      [%del ~]                                          ::  true delete
      [%met p=@]                                        ::  meta-key
      [%ret ~]                                          ::  return
      [%rez p=@ud q=@ud]                                ::  resize, cols, rows
      [%txt p=(list ,@c)]                               ::  utf32 text
      [%yow p=gill]                                     ::  connect to app
  ==                                                    ::
++  dill-blit                                           ::  new blit
  $%  [%bel ~]                                          ::  make a noise
      [%clr ~]                                          ::  clear the screen
      [%hop p=@ud]                                      ::  set cursor position
      [%mor p=(list dill-blit)]                         ::  multiple blits
      [%pro p=(list ,@c)]                               ::  show as cursor/line
      [%qit ~]                                          ::  close console
      [%out p=(list ,@c)]                               ::  send output line
      [%sag p=path q=*]                                 ::  save to jamfile
      [%sav p=path q=@]                                 ::  save to file
  ==                                                    ::
++  flog                                                ::  sent to %dill
  $%  [%crud p=@tas q=(list tank)]                      ::
      [%heft ~]                                         ::
      [%text p=tape]                                    ::
      [%veer p=@ta q=path r=@t]                         ::  install vane
      [%vega p=path]                                    ::  reboot by path
      [%verb ~]                                         ::  verbose mode
  ==                                                    ::
++  gill  (pair ship term)                              ::  general contact
::::
++  gift-dill                                           ::  out result <-$
  $%  [%bbye ~]                                         ::  reset prompt
      [%blit p=(list blit)]                             ::  terminal output
      [%init p=@p]                                      ::  set owner
      [%logo ~]                                         ::  logout
      [%mass p=mass]                                    ::  memory usage
      [%veer p=@ta q=path r=@t]                         ::  install vane
      [%vega p=path]                                    ::  reboot by path
      [%verb ~]                                         ::  verbose mode
  ==                                                    ::
++  kiss-dill                                           ::  in request ->$
  $%  [%belt p=belt]                                    ::  terminal input
      [%blew p=blew]                                    ::  terminal config
      [%boot p=*]                                       ::  weird %dill boot
      [%crud p=@tas q=(list tank)]                      ::  error with trace
      [%flog p=flog]                                    ::  wrapped error
      [%flow p=@tas q=(list gill)]                      ::  terminal config
      [%hail ~]                                         ::  terminal refresh
      [%heft ~]                                         ::  memory report
      [%hook ~]                                         ::  this term hung up
      [%harm ~]                                         ::  all terms hung up
      [%init p=ship]                                    ::  after gall ready
      [%tick p=@p q=@p]                                 ::  initial ticket
      [%noop ~]                                         ::  no operation
      [%talk p=tank]                                    ::
      [%text p=tape]                                    ::
      [%veer p=@ta q=path r=@t]                         ::  install vane
      [%vega p=path]                                    ::  reboot by path
      [%verb ~]                                         ::  verbose mode
  ==                                                    ::
::
::::    %eyre
  ::
++  gram                                                ::  inter-ship message
  =+  fuz=,[path *]                                     ::  ames format
  $?  [[%lon ~] p=hole]                                 ::  login request
      [[%aut ~] p=hole]                                 ::  login reply
      [[%hat ~] p=hole q=hart]                          ::  login redirect
      [[%get ~] p=@uvH q=[? clip httq]]                 ::  remote request
      [[%got ~] p=@uvH q=httr]                          ::  remote response
  ==                                                    ::
::::                                                    ::
++  kiss-eyre                                           ::  in request ->$
          $%  [%born ~]                                 ::  new unix process
              [%crud p=@tas q=(list tank)]              ::  XX rethink
              [%hiss p=mark q=cage]                     ::  outbound user req
              [%init p=@p]                              ::  report install
              [%them p=(unit hiss)]                     ::  outbound request
              [%they p=@ud q=httr]                      ::  inbound response
              [%this p=? q=clip r=httq]                 ::  inbound request
              [%thud ~]                                 ::  inbound cancel
              [%wegh ~]                                 ::  report memory
              [%west p=sack q=fuz:gram]                 ::  network request
          ==                                            ::
++  gift-eyre                                           ::  out result <-$
          $%  [%mass p=mass]                            ::  memory usage
              [%mack p=(unit tang)]                     ::  message ack
              [%sigh p=cage]                            ::  marked http response
              [%thou p=httr]                            ::  raw http response
              [%thus p=@ud q=(unit hiss)]               ::  http request/cancel
              [%veer p=@ta q=path r=@t]                 ::  drop-through
              [%vega p=path]                            ::  drop-through
          ==                                            ::
::
::::    %ford
  ::
++  hood                                                ::  assembly plan
  $:  zus=@ud                                           ::  zuse kelvin
      sur=(list hoof)                                   ::  structures
      lib=(list hoof)                                   ::  libraries
      fan=(list horn)                                   ::  resources
      src=(list hoop)                                   ::  program
  ==                                                    ::
++  hoof  (pair term (unit (pair case ship)))           ::  resource reference
++  hoop                                                ::  source in hood
  $%  [%& p=twig]                                       ::  direct twig
      [%| p=beam]                                       ::  resource location   
  ==                                                    ::
++  horn                                                ::  resource tree
  $%  [%ape p=twig]                                     ::  /~  twig by hand
      [%arg p=twig]                                     ::  /$  argument
      [%day p=horn]                                     ::  /|  list by @dr
      [%dub p=term q=horn]                              ::  /=  apply face
      [%fan p=(list horn)]                              ::  /.  list
      [%for p=path q=horn]                              ::  /,  descend
      [%hel p=@ud q=horn]                               ::  /%  propagate heel
      [%hub p=horn]                                     ::  /@  list by @ud
      [%man p=(map span horn)]                          ::  /*  hetero map
      [%nap p=horn]                                     ::  /_  homo map
      [%now p=horn]                                     ::  /&  list by @da
      [%saw p=twig q=horn]                              ::  /;  operate on
      [%see p=beam q=horn]                              ::  /:  relative to
      [%sic p=tile q=horn]                              ::  /^  cast
      [%toy p=mark]                                     ::  /mark/  static
  ==                                                    ::
++  milk  (trel ship desk silk)                         ::  sourced silk
++  silk                                                ::  construction layer
  $&  [p=silk q=silk]                                   ::  cons
  $%  [%$ p=cage]                                       ::  literal
      [%bake p=mark q=beam r=path]                      ::  local synthesis
      [%boil p=mark q=beam r=path]                      ::  general synthesis
      [%bunt p=mark]                                    ::  example of mark
      [%call p=silk q=silk]                             ::  slam
      [%cast p=mark q=silk]                             ::  translate
      [%core p=beam]                                    ::  build program
      [%diff p=silk q=silk]                             ::  diff
      [%dude p=(trap tank) q=silk]                      ::  error wrap
      [%file p=beam]                                    ::  from clay
      [%flag p=(set $|(@uvH beam)) q=silk]              ::  add dependencies
      [%join p=mark q=silk r=silk]                      ::  merge
      [%mash p=mark q=milk r=milk]                      ::  annotate
      [%mute p=silk q=(list (pair wing silk))]          ::  mutant
      [%pact p=silk q=silk]                             ::  patch
      [%plan p=beam q=spur r=hood]                      ::  structured assembly
      [%reef ~]                                         ::  kernel reef
      [%ride p=twig q=silk]                             ::  silk thru twig
      [%tabl p=(list (pair silk silk))]                 ::  list
      [%vale p=mark q=*]                                ::  validate
      [%volt p=(cask ,*)]                               ::  unsafe add type
  ==                                                    ::
::::
++  bilk  (pair beak silk)                              ::  sourced request
++  gage                                                ::  recursive cage/tang
  $%  [%& p=cage]                                       ::  success
      [%| p=tang]                                       ::  error
      [%tabl p=(list (pair gage gage))]                 ::  table of results
  ==
++  gift-ford                                           ::  out result <-$
          $%  [%made p=@uvH q=gage]                     ::  computed result
              [%mass p=mass]                            ::  memory usage
              [%news p=@uvH]                            ::  fresh depends
          ==                                            ::
++  kiss-ford                                           ::  in request ->$
          $%  [%exec p=@p q=(unit bilk)]                ::  make / kill
              [%wasp p=@p q=@uvH]                       ::  depends query
              [%wegh ~]                                 ::  report memory
          ==                                            ::
::
::::    %gall
  ::
++  club                                                ::  agent action
  $%  [%peel p=mark q=path]                             ::  translated peer
      [%peer p=path]                                    ::  subscribe
      [%poke p=cage]                                    ::  apply
      [%puff p=mark q=noun]                             ::  unchecked poke
      [%pull ~]                                         ::  unsubscribe
      [%punk p=mark q=cage]                             ::  translated poke
      [%pump ~]                                         ::  pump yes/no
  ==                                                    ::
++  cuft                                                ::  internal gift
  $%  [%coup p=(unit tang)]                             ::  poke result
      [%diff p=cage]                                    ::  subscription output
      [%doff p=mark q=noun]                             ::  untyped diff
      [%quit ~]                                         ::  close subscription
      [%reap p=(unit tang)]                             ::  peer result
  ==                                                    ::
++  culm                                                ::  config action
  $%  [%load p=scup]                                    ::  load/reload
  ::  [%kick ~]                                         ::  restart everything
  ::  [%stop ~]                                         ::  toggle suspend
  ::  [%wipe ~]                                         ::  destroy all state
  ==                                                    ::
++  cush  (pair term club)                              ::  internal kiss
++  dude  term                                          ::  server identity
++  scup  (pair ship desk)                              ::  autoupdate
++  well  (pair desk term)                              ::
++  suss  (trel dude ,@tas ,@da)                        ::  config report
::::                                                    ::
++  kiss-gall                                           ::  incoming request
  $%  [%conf p=dock q=culm]                             ::  configure app
      [%init p=ship]                                    ::  set owner
      [%deal p=sock q=cush]                             ::  full transmission
      [%west p=sack q=path r=*]                         ::  network request
      [%wegh ~]                                         ::  report memory
  ==                                                    ::
++  gift-gall                                           ::  outgoing result
  $%  [%mass p=mass]                                    ::  memory usage
      [%onto p=(each suss tang)]                        ::  about agent
      [%unto p=cuft]                                    ::  within agent
      [%mack p=(unit tang)]                             ::  message ack
  ==                                                    ::
::
::::    %arvo
  ::
++  gift-arvo                                           ::  out result <-$
  $?  gift-ames
      gift-clay
      gift-dill
      gift-eyre
      gift-ford
      gift-gall
      gift-behn
  ==
++  kiss-arvo                                           ::  in request ->$
  $?  kiss-ames
      kiss-clay
      kiss-dill
      kiss-eyre
      kiss-ford
      kiss-gall
      kiss-behn
  ==
++  note-arvo                                           ::  out request $->
  $?  [@tas %meta vase]
  $%  [%a kiss-ames]
      [%b kiss-behn]
      [%c kiss-clay]
      [%d kiss-dill]
      [%e kiss-eyre]
      [%f kiss-ford]
      [%g kiss-gall]
  ==  ==
++  sign-arvo                                           ::  in result $<-
  $%  [%a gift-ames]
      [%b gift-behn]
      [%c gift-clay]
      [%d gift-dill]
      [%e gift-eyre]
      [%f gift-ford]
      [%g gift-gall]
  ==
--