path: root/src/interp/showimp.boot

-- Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd.
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-- Copyright (C) 2007-2010, Gabriel Dos Reis.
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import macros
namespace BOOT

$returnNowhereFromGoGet := false

showSummary dom ==
  showPredicates dom
  showAttributes dom
  showFrom dom
  showImp dom

--=======================================================================
--          Show Where Functions in Domain are Implemented
--=======================================================================
showImp(dom,:options) ==
  sayBrightly '"-------------Operation summary-----------------"
  missingOnlyFlag := KAR options
  domainForm := devaluate dom
  [nam,:$domainArgs] := domainForm
  $predicateList: local := getConstructorPredicatesFromDB nam
  predVector := dom.3
  u := getDomainOpTable(dom,true)
  --sort into 4 groups: domain exports, unexports, default exports, others
  for (x := [.,.,:key]) in u repeat
    key = domainForm => domexports := [x,:domexports]
    FIXP key => unexports := [x,:unexports]
    isDefaultPackageForm? key => defexports := [x,:defexports]
    key = 'nowhere => nowheres := [x,:nowheres]
    key = 'constant => constants := [x,:constants]
    others := [x,:others]   --add chain domains go here
  sayBrightly
    nowheres => ['"Functions exported but not implemented by",
      :bright form2String domainForm,'":"] 
    [:bright form2String domainForm,'"implements all exported operations"]  
  showDomainsOp1(nowheres,'nowhere)
  missingOnlyFlag => 'done

  --first display those exported by the domain, then add chain guys
  u := [:domexports,:constants,:SORTBY('CDDR,others)]
  while u repeat
    [.,.,:key] := first u
    sayBrightly
      key = 'constant => 
        ["Constants implemented by",:bright form2String key,'":"]
      ["Functions implemented by",:bright form2String key,'":"]
    u := showDomainsOp1(u,key)
  u := SORTBY('CDDR,defexports)
  while u repeat
    [.,.,:key] := first u
    defop := INTERN(SUBSTRING((s := PNAME first key),0,MAXINDEX s))
    domainForm := [defop,:CDDR key]
    sayBrightly ["Default functions from",:bright form2String domainForm,'":"]
    u := showDomainsOp1(u,key)
  u := SORTBY('CDDR,unexports)
  while u repeat
    [.,.,:key] := first u
    sayBrightly ["Not exported: "]
    u := showDomainsOp1(u,key)

--=======================================================================
--          Show Information Directly From Domains
--=======================================================================
showFrom(D,:option) ==
  ops := KAR option
  alist := nil
  domainForm := devaluate D
  [nam,:.] := domainForm
  $predicateList: local := getConstructorPredicatesFromDB nam
  for (opSig := [op,sig]) in getDomainSigs1(D,ops) repeat
    u := from?(D,op,sig)
    x := assoc(u,alist) => x.rest := [opSig,:rest x]
    alist := [[u,opSig],:alist]
  for [conform,:l] in alist repeat
    sayBrightly concat('"From ",form2String conform,'":")
    for [op,sig] in l repeat sayBrightly ['"   ",:formatOpSignature(op,sig)]
 
--=======================================================================
--               Functions implementing showFrom
--=======================================================================
getDomainOps D ==
  domname := D.0
  conname := first domname
  $predicateList: local := getConstructorPredicatesFromDB conname
  REMDUP listSort(function GLESSEQP,ASSOCLEFT getDomainOpTable(D,nil))
 
getDomainSigs(D,:option) ==
  domname := D.0
  conname := first domname
  $predicateList: local := getConstructorPredicatesFromDB conname
  getDomainSigs1(D,first option)
  
getDomainSigs1(D,ops) == listSort(function GLESSEQP,u) where
  u() == [x for x in getDomainOpTable(D,nil) | null ops or MEMQ(first x,ops)]
 
getDomainDocs(D,:option) ==
  domname := D.0
  conname := first domname
  $predicateList: local := getConstructorPredicatesFromDB conname
  ops := KAR option
  [[op,sig,:getInheritanceByDoc(D,op,sig)] for [op,sig] in getDomainSigs1(D,ops)]
 
--=======================================================================
--          Getting Inheritance Info from Documentation in Lisplib
--=======================================================================
from?(D,op,sig) == KAR KDR getInheritanceByDoc(D,op,sig)

getExtensionsOfDomain domain ==
  u := getDomainExtensionsOfDomain domain
  cats := getCategoriesOfDomain domain
  for x in u repeat
    cats := union(cats,getCategoriesOfDomain EVAL x)
  [:u,:cats]

getDomainExtensionsOfDomain domain ==
  acc := nil
  d := domain
  while (u := devaluateSlotDomain(5,d)) repeat
    acc := [u,:acc]
    d := EVAL u
  acc

devaluateSlotDomain(u,dollar) ==
  u = '$ => devaluate dollar
  FIXP u and VECP (y := dollar.u) => devaluate y
  u is ['NRTEVAL,y] => MKQ eval y
  u is ['QUOTE,y] => u
  u is [op,:argl] => [op,:[devaluateSlotDomain(x,dollar) for x in argl]]
  devaluate evalSlotDomain(u,dollar)
 
getCategoriesOfDomain domain ==
  predkeyVec := domain.4.0
  catforms := second domain.4
  [fn for i in 0..MAXINDEX predkeyVec | test] where 
     test() == predkeyVec.i and 
       (x := catforms . i) isnt ['DomainSubstitutionMacro,:.]
     fn() ==
       VECP x => devaluate x
       devaluateSlotDomain(x,domain)

getInheritanceByDoc(D,op,sig,:options) ==
--gets inheritance and documentation information by looking in the LISPLIB      
--for each ancestor of the domain
  catList := KAR options or getExtensionsOfDomain D
  getDocDomainForOpSig(op,sig,devaluate D,D) or
    or/[fn for x in catList] or '(NIL NIL)
      where fn() == getDocDomainForOpSig(op,sig,substDomainArgs(D,x),D)
 
getDocDomainForOpSig(op,sig,dollar,D) ==
  (u := LASSOC(op,getConstructorDocumentationFromDB first dollar))
    and (doc := or/[[d,dollar] for [s,:d] in u | compareSig(sig,s,D,dollar)])
 
--=======================================================================
--               Functions implementing showImp
--=======================================================================
showDomainsOp1(u,key) ==
  while u and first u is [op,sig,: =key] repeat
    sayBrightly ['"   ",:formatOpSignature(op,sig)]
    u := rest u
  u

getDomainRefName(dom,nam) ==
  cons? nam => [getDomainRefName(dom,x) for x in nam]
  not FIXP nam => nam
  slot := dom.nam
  VECP slot => slot.0
  slot is ["setShellEntry",:.] => 
    getDomainRefName(dom,getDomainSeteltForm slot)
  slot

getDomainSeteltForm ["setShellEntry",.,.,form] ==
  form is ['evalSlotDomain,u,d] => devaluateSlotDomain(u,d)
  VECP form => systemError()
  form
 
showPredicates dom ==
  sayBrightly '"--------------------Predicate summary-------------------"
  conname := first dom.0
  predvector := dom.3
  predicateList := getConstructorPredicatesFromDB conname
  for i in 1.. for p in predicateList repeat
    prefix := 
      testBitVector(predvector,i) => '"true : "
      '"false: "
    sayBrightly [prefix,:pred2English p]
 
showAttributes dom ==
  sayBrightly '"--------------------Attribute summary-------------------"
  conname := first dom.0
  abb := getConstructorAbbreviation conname
  predvector := dom.3
  for [a,:p] in dom.2 repeat
    prefix :=
      testBitVector(predvector,p) => '"true : "
      '"false: "
    sayBrightly concat(prefix,form2String a)

showGoGet dom ==
  numvec := CDDR dom.4
  for i in 6..MAXINDEX dom | (slot := dom.i) is ['newGoGet,dol,index,:op] repeat
    numOfArgs := numvec.index
    whereNumber := numvec.(index := index + 1)
    signumList := 
      [formatLazyDomainForm(dom,numvec.(index + i)) for i in 0..numOfArgs]
    index := index + numOfArgs + 1
    namePart := 
      concat(bright "from",form2String formatLazyDomainForm(dom,whereNumber))
    sayBrightly [i,'": ",:formatOpSignature(op,signumList),:namePart]

formatLazyDomain(dom,x) ==
  VECP x => devaluate x
  x is [dollar,slotNumber,:form] => formatLazyDomainForm(dom,form)
  systemError nil
 
formatLazyDomainForm(dom,x) ==
  x = 0 => ["$"]
  FIXP x => formatLazyDomain(dom,dom.x)
  atom x => x
  x is ['NRTEVAL,y] => (atom y => [y]; y)
  [first x,:[formatLazyDomainForm(dom,y) for y in rest x]]