<> <> DIRECTORY AbSets, AMBridge, AMTypes, BiRelBasics, BiRels, IntStuff, IO, PrintTV, Process, Rope, SafeStoragePrivate, SetBasics, StructuredStreams; NewSetsPrinting: CEDAR PROGRAM IMPORTS AbSets, AMBridge, AMTypes, BiRelBasics, BiRels, IntStuff, IO, PrintTV, Process, Rope, SafeStoragePrivate, SetBasics, StructuredStreams EXPORTS AbSets, BiRels = BEGIN OPEN IntStuff, BiRelBasics, SetBasics, Sets:AbSets, Sets, BiRels, SS:StructuredStreams; ROPE: TYPE ~ Rope.ROPE; TV: TYPE ~ AMTypes.TV; Type: TYPE ~ AMTypes.Type; MutabilityName: ARRAY Mutability OF ROPE ~ [ constant: "const", variable: "var", readonly: "r.o."]; SetPrint: PROC [tv: TV, data: REF ANY, stream: IO.STREAM, depth: INT _ 4, width: INT _ 32, verbose: BOOL _ FALSE] RETURNS [useOld: BOOL _ FALSE] --PrintTV.TVPrintProc-- ~ { OPEN Sets; setTV: TV ~ UnWrap[tv]; classTV: TV ~ AMTypes.IndexToTV[setTV, 1]; dataTV: TV ~ AMTypes.IndexToTV[setTV, 2]; set: Set ~ [NARROW[TVToRef[classTV]], TVToValue[dataTV]]; PrintSet[set, stream, depth, width, verbose]; RETURN}; PrintSet: PUBLIC PROC [set: Set, to: IO.STREAM, depth: INT _ 4, length: INT _ 32, verbose: BOOL _ FALSE] ~ { IF set.class=NIL THEN { to.PutRope[IF set.data#nilSet.data THEN "{broken set}" ELSE "AbSets.nilSet"]; RETURN}; to.PutRope["{"]; {ENABLE Cant => {to.PutRope[" -- set printing fumbled"]; CONTINUE}; canFilter: BOOL ~ set.QualityOf[$HasMember] >= goodDefault; canScan: BOOL ~ set.QualityOf[$Scan] >= goodDefault; IF verbose OR depth<2 THEN { to.PutF["%g %g", [rope[MutabilityName[set.MutabilityOf[]]]], [rope[IF canFilter THEN IF canScan THEN "set" ELSE "filter" ELSE IF canScan THEN "enumerator" ELSE "dimwit"]]]; IF depth>=2 THEN { canSize: BOOL ~ set.QualityOf[$Size] >= goodDefault; size: EINT ~ IF canSize THEN set.Size[] ELSE lastEINT; space: Space ~ set.SpaceOf[]; IF canSize THEN { to.PutRope[","]; SS.Bp[to, lookLeft, 3, " "]; to.PutRope["size="]; to.PutRope[size.ToRope]; }; to.PutRope[","]; SS.Bp[to, lookLeft, 3, " "]; to.PutRope[Rope.Cat["space=", space.name]]; }; }; IF depth>=2 THEN { IF canScan THEN { space: Space ~ set.SpaceOf[]; first: BOOL _ TRUE; n: LNAT _ 0; PrintElt: PROC [val: Value] RETURNS [pass: BOOL] ~ CHECKED { Process.CheckForAbort[]; IF first THEN {first _ FALSE; SS.Bp[to, lookLeft, 3]} ELSE {to.PutRope[","]; SS.Bp[to, lookLeft, 3, " "]}; SS.Begin[to]; {ENABLE UNWIND => SS.End[to]; IF (pass _ (n _ n+1) > length) THEN to.PutRope["..."] ELSE space.SPrint[v: val, to: to, depth: depth-1, length: length]; }; SS.End[to]; RETURN}; IF verbose THEN {to.PutRope[","]; SS.Bp[to, lookLeft, 3, " "]; to.PutRope["elts: "]}; [] _ set.Scan[PrintElt]; } ELSE to.PutRope["can't enumerate"]; }; }; to.PutRope["}"]; RETURN}; BiRelPrint: PROC [tv: TV, data: REF ANY, stream: IO.STREAM, depth: INT _ 4, width: INT _ 32, verbose: BOOL _ FALSE] RETURNS [useOld: BOOL _ FALSE] --PrintTV.TVPrintProc-- ~ { biRelTV: TV ~ UnWrap[tv]; classTV: TV ~ AMTypes.IndexToTV[biRelTV, 1]; dataTV: TV ~ AMTypes.IndexToTV[biRelTV, 2]; br: BiRel ~ [NARROW[TVToRef[classTV]], NARROW[TVToRef[dataTV]]]; PrintBiRel[br, stream, depth, width, verbose]; RETURN}; PrintBiRel: PUBLIC PROC [br: BiRel, to: IO.STREAM, depth: INT _ 4, length: INT _ 32, verbose: BOOL _ FALSE] ~ { IF br.class=NIL THEN { to.PutRope[IF br.data#nilBiRel.data THEN "{broken BiRel}" ELSE "BiRels.nilBiRel"]; RETURN}; to.PutRope["{"]; {ENABLE Cant => {to.PutRope[" -- binary relation printing fumbled"]; CONTINUE}; canFilter: BOOL ~ br.QualityOf[$HasPair] >= goodDefault; canScan: BOOL ~ br.QualityOf[$Scan] >= goodDefault; functional: BoolPair ~ br.Functional; type: ROPE ~ IF functional[leftToRight] THEN IF functional[rightToLeft] THEN "injection" ELSE "function" ELSE IF functional[rightToLeft] THEN "inv-function" ELSE "relation"; IF verbose OR depth <= 2 THEN { to.PutF["%g %g%g", [rope[MutabilityName[br.MutabilityOf[]]]], [rope[type]], [rope[IF canFilter THEN IF canScan THEN "" ELSE " filter" ELSE IF canScan THEN " enumerator" ELSE " dimwit"]]]; IF depth >= 2 THEN { canSize: BOOL ~ br.QualityOf[$Size] >= goodDefault; size: EINT ~ IF canSize THEN br.Size[] ELSE lastEINT; spaces: SpacePair ~ br.Spaces[]; IF canSize THEN { to.PutRope[","]; SS.Bp[to, lookLeft, 3, " "]; to.PutRope["size="]; to.PutRope[size.ToRope]; }; to.PutRope[","]; SS.Bp[to, lookLeft, 3, " "]; to.PutRope[Rope.Cat["spaces=[", spaces[left].name, ", ", spaces[right].name, "]"]]; }; }; IF depth>2 THEN { IF canScan THEN { spaces: SpacePair ~ br.Spaces[]; first: BOOL _ TRUE; n: LNAT _ 0; PrintElt: PROC [elt: Pair] RETURNS [pass: BOOL _ FALSE] ~ CHECKED { IF first THEN {first _ FALSE; SS.Bp[to, lookLeft, 3]} ELSE {to.PutRope[","]; SS.Bp[to, lookLeft, 3, " "]}; SS.Begin[to]; {ENABLE UNWIND => SS.End[to]; IF (pass _ (n _ n+1) > length) THEN to.PutRope["..."] ELSE PrintPair[elt, spaces, to, depth-1, length]; }; SS.End[to]; RETURN}; IF verbose THEN {to.PutRope[","]; SS.Bp[to, lookLeft, 3, " "]; to.PutRope["elts: "]}; [] _ br.Scan[PrintElt]; } ELSE to.PutRope["can't enumerate"]; }; }; to.PutRope["}"]; RETURN}; ValueToTV: PROC [v: Value] RETURNS [TV] ~ TRUSTED { SELECT TRUE FROM v.ra=NIL => RETURN AMBridge.TVForReferent[NEW [INT _ v.i], const]; v.i=0 => RETURN AMBridge.TVForReferent[NEW [REF ANY _ v.ra], const]; ENDCASE => RETURN AMBridge.TVForReferent[NEW [Value _ v], const]}; TVToRef: PROC [tv: TV] RETURNS [ra: REF ANY] ~ TRUSTED { ra _ AMBridge.TVToRef[tv]; SafeStoragePrivate.ValidateRef[ra]; RETURN}; TVToValue: PROC [tv: TV] RETURNS [Value] ~ TRUSTED { atv: TV ~ AMTypes.IndexToTV[tv, 1]; itv: TV ~ AMTypes.IndexToTV[tv, 2]; RETURN [[ra: TVToRef[atv], i: AMBridge.TVToLI[itv]]]}; UnWrap: PROC [tv: TV] RETURNS [inner: TV] ~ { inner _ tv; DO SELECT AMTypes.NComponents[AMTypes.TVType[inner]] FROM 1 => inner _ AMTypes.IndexToTV[inner, 1]; 2 => EXIT; ENDCASE => ERROR; ENDLOOP; RETURN}; Start: PROC ~ { PrintTV.RegisterTVPrintProc[CODE[Set], SetPrint]; PrintTV.RegisterTVPrintProc[CODE[VarSet], SetPrint, $Var]; PrintTV.RegisterTVPrintProc[CODE[UWSet], SetPrint, $UW]; PrintTV.RegisterTVPrintProc[CODE[ConstSet], SetPrint, $Const]; PrintTV.RegisterTVPrintProc[CODE[BiRel], BiRelPrint]; PrintTV.RegisterTVPrintProc[CODE[VarBiRel], BiRelPrint, $Var]; PrintTV.RegisterTVPrintProc[CODE[UWBiRel], BiRelPrint, $UW]; PrintTV.RegisterTVPrintProc[CODE[ConstBiRel], BiRelPrint, $Const]; }; Start[]; END.