mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
synced 2025-08-11 16:36:01 +02:00
codetools: fixed search in ancestor and search ancestor
git-svn-id: trunk@48317 -
This commit is contained in:
mattias
parent
aa474f5750
commit
d48e548ada
@ -2754,6 +2754,7 @@ var
|
||||
LastCacheEntry: PCodeTreeNodeCacheEntry;
|
||||
SearchRangeFlags: TNodeCacheEntryFlags;
|
||||
NodeCacheEntryFlags: TNodeCacheEntryFlags;
|
||||
Flags: TFindDeclarationFlags;
|
||||
|
||||
procedure InitNodesAndCacheAccess;
|
||||
|
||||
@ -2773,16 +2774,17 @@ var
|
||||
FirstSearchedNode:=nil;
|
||||
LastSearchedNode:=nil;
|
||||
SearchRangeFlags:=[];
|
||||
if fdfSearchInParentNodes in Params.Flags then
|
||||
Flags:=Params.Flags;
|
||||
if fdfSearchInParentNodes in Flags then
|
||||
Include(SearchRangeFlags,ncefSearchedInParents);
|
||||
if fdfSearchInAncestors in Params.Flags then
|
||||
if fdfSearchInAncestors in Flags then
|
||||
Include(SearchRangeFlags,ncefSearchedInAncestors);
|
||||
LastNodeCache:=nil;
|
||||
LastCacheEntry:=nil;
|
||||
NodeCacheEntryFlags:=[];
|
||||
if fdfSearchInParentNodes in Params.Flags then
|
||||
if fdfSearchInParentNodes in Flags then
|
||||
Include(NodeCacheEntryFlags,ncefSearchedInParents);
|
||||
if fdfSearchInAncestors in Params.Flags then
|
||||
if fdfSearchInAncestors in Flags then
|
||||
Include(NodeCacheEntryFlags,ncefSearchedInAncestors);
|
||||
end;
|
||||
|
||||
@ -2792,7 +2794,7 @@ var
|
||||
begin
|
||||
Result:=false;
|
||||
// the node cache is identifier based
|
||||
if ([fdfCollect,fdfExtractOperand]*Params.Flags<>[]) then exit;
|
||||
if ([fdfCollect,fdfExtractOperand]*Flags<>[]) then exit;
|
||||
|
||||
NodeCache:=GetNodeCache(ContextNode,false);
|
||||
if (NodeCache<>LastNodeCache) then begin
|
||||
@ -2801,7 +2803,7 @@ var
|
||||
if NodeCache<>nil then begin
|
||||
LastCacheEntry:=NodeCache.FindNearest(Params.Identifier,
|
||||
ContextNode.StartPos,ContextNode.EndPos,
|
||||
not (fdfSearchForward in Params.Flags));
|
||||
not (fdfSearchForward in Flags));
|
||||
end else
|
||||
LastCacheEntry:=nil;
|
||||
end;
|
||||
@ -2842,7 +2844,7 @@ var
|
||||
if not Found then exit;
|
||||
FindIdentifierInContext:=true;
|
||||
{$IFDEF ShowCollect}
|
||||
if fdfCollect in Params.Flags then
|
||||
if fdfCollect in Flags then
|
||||
raise Exception.Create('fdfCollect must never return true');
|
||||
{$ENDIF}
|
||||
{$IFDEF ShowFoundIdentifier}
|
||||
@ -2850,7 +2852,7 @@ var
|
||||
Params.WriteDebugReport;
|
||||
{$ENDIF}
|
||||
if (FirstSearchedNode=nil) then exit;
|
||||
if ([fdfDoNotCache,fdfCollect,fdfExtractOperand]*Params.Flags<>[]) then exit;
|
||||
if ([fdfDoNotCache,fdfCollect,fdfExtractOperand]*Flags<>[]) then exit;
|
||||
if ([fodDoNotCache]*Params.NewFlags<>[]) then exit;
|
||||
if (Params.OnIdentifierFound<>@CheckSrcIdentifier) then exit;
|
||||
if (Params.FoundProc<>nil) then exit; // do not cache proc searches
|
||||
@ -2864,7 +2866,7 @@ var
|
||||
exit;
|
||||
end;
|
||||
AddResultToNodeCaches(FirstSearchedNode,EndNode,
|
||||
fdfSearchForward in Params.Flags,Params,SearchRangeFlags);
|
||||
fdfSearchForward in Flags,Params,SearchRangeFlags);
|
||||
end;
|
||||
|
||||
function CheckResult(NewResult, CallOnIdentifierFound: boolean): boolean;
|
||||
@ -2890,13 +2892,13 @@ var
|
||||
var IdentFoundResult: TIdentifierFoundResult;
|
||||
begin
|
||||
Result:=true;
|
||||
FindIdentifierInContext:=NewResult and (not (fdfCollect in Params.Flags));
|
||||
FindIdentifierInContext:=NewResult and (not (fdfCollect in Flags));
|
||||
{$IFDEF ShowCollect}
|
||||
if fdfCollect in Params.Flags then begin
|
||||
if fdfCollect in Flags then begin
|
||||
DebugLn('[TFindDeclarationTool.FindIdentifierInContext.CheckResult] COLLECT CheckResult Ident=',
|
||||
'"',GetIdentifier(Params.Identifier),'"',
|
||||
' File="',ExtractFilename(MainFilename)+'"',
|
||||
' Flags=[',dbgs(Params.Flags)+']',
|
||||
' Flags=[',dbgs(Flags)+']',
|
||||
' NewResult=',DbgS(NewResult),
|
||||
' CallOnIdentifierFound=',DbgS(CallOnIdentifierFound));
|
||||
end;
|
||||
@ -2908,14 +2910,14 @@ var
|
||||
Params.WriteDebugReport;
|
||||
{$ENDIF}
|
||||
|
||||
if fdfExtractOperand in Params.Flags then
|
||||
if fdfExtractOperand in Flags then
|
||||
case Params.NewNode.Desc of
|
||||
ctnVarDefinition, ctnConstDefinition:
|
||||
with Params do
|
||||
AddOperandPart(GetIdentifier(@NewCodeTool.Src[NewNode.StartPos]));
|
||||
ctnProperty,ctnGlobalProperty:
|
||||
begin
|
||||
if fdfPropertyResolving in Params.Flags then begin
|
||||
if fdfPropertyResolving in Flags then begin
|
||||
if not PropNodeIsTypeLess(Params.NewNode)
|
||||
and ReadTilGetterOfProperty(Params.NewNode) then begin
|
||||
// continue searching of getter
|
||||
@ -2935,7 +2937,7 @@ var
|
||||
'"',GetIdentifier(Params.Identifier),'"',
|
||||
' StartContext="',StartContextNode.DescAsString,'" "',copy(Src,StartContextNode.StartPos,20),'"',
|
||||
' File="',ExtractFilename(MainFilename)+'"',
|
||||
' Flags=[',dbgs(Params.Flags),']'
|
||||
' Flags=[',dbgs(Flags),']'
|
||||
]);}
|
||||
|
||||
IdentFoundResult:=Params.NewCodeTool.DoOnIdentifierFound(Params,
|
||||
@ -2948,7 +2950,7 @@ var
|
||||
Result:=IdentFoundResult<>ifrProceedSearch;
|
||||
if IdentFoundResult<>ifrAbortSearch then exit;
|
||||
end else begin
|
||||
if fdfCollect in Params.Flags then
|
||||
if fdfCollect in Flags then
|
||||
Result:=false;
|
||||
CacheResult(true,ContextNode);
|
||||
exit;
|
||||
@ -2966,7 +2968,7 @@ var
|
||||
end;
|
||||
FindIdentifierInContext:=true;
|
||||
{$IFDEF ShowCollect}
|
||||
if fdfCollect in Params.Flags then
|
||||
if fdfCollect in Flags then
|
||||
raise Exception.Create('fdfCollect must never return true');
|
||||
{$ENDIF}
|
||||
Params.SetResult(Params.FoundProc^.Context.Tool,
|
||||
@ -2978,9 +2980,9 @@ var
|
||||
exit;
|
||||
end;
|
||||
// identifier was not found
|
||||
if not (fdfExceptionOnNotFound in Params.Flags) then exit;
|
||||
if not (fdfExceptionOnNotFound in Flags) then exit;
|
||||
if (Params.Identifier<>nil)
|
||||
and not (fdfExceptionOnPredefinedIdent in Params.Flags)
|
||||
and not (fdfExceptionOnPredefinedIdent in Flags)
|
||||
and WordIsPredefinedIdentifier.DoItCaseInsensitive(Params.Identifier)
|
||||
then begin
|
||||
Params.SetResult(nil,nil);
|
||||
@ -2996,7 +2998,7 @@ var
|
||||
procedure MoveContextNodeToChildren;
|
||||
begin
|
||||
if (ContextNode.LastChild<>nil) then begin
|
||||
if not (fdfSearchForward in Params.Flags) then begin
|
||||
if not (fdfSearchForward in Flags) then begin
|
||||
RaiseLastErrorIfInFrontOfCleanedPos(ContextNode.EndPos);
|
||||
ContextNode:=ContextNode.LastChild;
|
||||
end else
|
||||
@ -3015,7 +3017,7 @@ var
|
||||
if (Node=nil) or (Node.Desc<>ctnGenericParams) then exit;
|
||||
Node:=Node.FirstChild;
|
||||
while Node<>nil do begin
|
||||
if (fdfCollect in Params.Flags)
|
||||
if (fdfCollect in Flags)
|
||||
or CompareSrcIdentifiers(Node.StartPos,Params.Identifier)
|
||||
then begin
|
||||
{$IFDEF ShowTriedIdentifiers}
|
||||
@ -3024,7 +3026,7 @@ var
|
||||
// identifier found
|
||||
Params.SetResult(Self,Node);
|
||||
Result:=CheckResult(true,true);
|
||||
if not (fdfCollect in Params.Flags) then
|
||||
if not (fdfCollect in Flags) then
|
||||
exit;
|
||||
end;
|
||||
Node:=Node.NextBrother;
|
||||
@ -3052,7 +3054,7 @@ var
|
||||
if NameNode=nil then exit;
|
||||
end;
|
||||
|
||||
if (fdfCollect in Params.Flags)
|
||||
if (fdfCollect in Flags)
|
||||
or CompareSrcIdentifiers(NameNode.StartPos,Params.Identifier)
|
||||
then begin
|
||||
{$IFDEF ShowTriedIdentifiers}
|
||||
@ -3061,8 +3063,8 @@ var
|
||||
// identifier found
|
||||
Params.SetResult(Self,ContextNode);
|
||||
Result:=CheckResult(true,true);
|
||||
if not (fdfCollect in Params.Flags) then begin
|
||||
if (fdfSkipClassForward in Params.Flags)
|
||||
if not (fdfCollect in Flags) then begin
|
||||
if (fdfSkipClassForward in Flags)
|
||||
and (ContextNode.FirstChild<>nil)
|
||||
and (ContextNode.FirstChild.Desc in AllClasses)
|
||||
and ((ctnsForwardDeclaration and ContextNode.FirstChild.SubDesc)<>0)
|
||||
@ -3099,7 +3101,7 @@ var
|
||||
// false if search should continue
|
||||
begin
|
||||
Result:=false;
|
||||
if (fdfCollect in Params.Flags)
|
||||
if (fdfCollect in Flags)
|
||||
or CompareSrcIdentifiers(ContextNode.StartPos,Params.Identifier)
|
||||
then begin
|
||||
{$IFDEF ShowTriedIdentifiers}
|
||||
@ -3108,7 +3110,7 @@ var
|
||||
// identifier found
|
||||
Params.SetResult(Self,ContextNode);
|
||||
Result:=CheckResult(true,true);
|
||||
if not (fdfCollect in Params.Flags) then begin
|
||||
if not (fdfCollect in Flags) then begin
|
||||
exit;
|
||||
end;
|
||||
end;
|
||||
@ -3119,7 +3121,7 @@ var
|
||||
Result:=false;
|
||||
if ContextNode.FirstChild=nil then exit;
|
||||
//debugln('SearchInOnBlockDefinition B ',GetIdentifier(@Src[ContextNode.StartPos]));
|
||||
if (fdfCollect in Params.Flags)
|
||||
if (fdfCollect in Flags)
|
||||
or CompareSrcIdentifiers(ContextNode.FirstChild.StartPos,Params.Identifier)
|
||||
then begin
|
||||
{$IFDEF ShowTriedIdentifiers}
|
||||
@ -3128,7 +3130,7 @@ var
|
||||
// identifier found
|
||||
Params.SetResult(Self,ContextNode.FirstChild);
|
||||
Result:=CheckResult(true,true);
|
||||
if not (fdfCollect in Params.Flags) then
|
||||
if not (fdfCollect in Flags) then
|
||||
exit;
|
||||
end;
|
||||
end;
|
||||
@ -3145,17 +3147,17 @@ var
|
||||
ReadNextAtom; // read keyword
|
||||
if (SrcNode.Desc=ctnProgram) and (not UpAtomIs('PROGRAM')) then exit;
|
||||
ReadNextAtom; // read name
|
||||
if (fdfCollect in Params.Flags)
|
||||
if (fdfCollect in Flags)
|
||||
or CompareSrcIdentifiers(CurPos.StartPos,Params.Identifier) then
|
||||
begin
|
||||
// identifier found
|
||||
{$IFDEF ShowTriedIdentifiers}
|
||||
if not (fdfCollect in Params.Flags) then
|
||||
if not (fdfCollect in Flags) then
|
||||
DebugLn(' Source Name Identifier found="',GetIdentifier(Params.Identifier),'"');
|
||||
{$ENDIF}
|
||||
Params.SetResult(Self,SrcNode,CurPos.StartPos);
|
||||
Result:=CheckResult(true,true);
|
||||
if not (fdfCollect in Params.Flags) then
|
||||
if not (fdfCollect in Flags) then
|
||||
exit;
|
||||
end;
|
||||
end;
|
||||
@ -3165,7 +3167,7 @@ var
|
||||
Result:=false;
|
||||
if SearchInSourceName then
|
||||
exit(true);
|
||||
if (not (fdfIgnoreUsedUnits in Params.Flags))
|
||||
if (not (fdfIgnoreUsedUnits in Flags))
|
||||
and FindIdentifierInHiddenUsedUnits(Params) then begin
|
||||
Result:=CheckResult(true,false);
|
||||
end;
|
||||
@ -3177,13 +3179,13 @@ var
|
||||
// false if search should continue
|
||||
begin
|
||||
Result:=false;
|
||||
if (fdfCollect in Params.Flags)
|
||||
if (fdfCollect in Flags)
|
||||
or (Params.Identifier[0]<>'[') then begin
|
||||
MoveCursorToNodeStart(ContextNode);
|
||||
ReadNextAtom; // read keyword 'property'
|
||||
if UpAtomIs('CLASS') then ReadNextAtom;
|
||||
ReadNextAtom; // read name
|
||||
if (fdfCollect in Params.Flags)
|
||||
if (fdfCollect in Flags)
|
||||
or CompareSrcIdentifiers(CurPos.StartPos,Params.Identifier) then begin
|
||||
// identifier found
|
||||
{$IFDEF ShowTriedIdentifiers}
|
||||
@ -3206,9 +3208,9 @@ var
|
||||
Result:=true;
|
||||
if (not ContextNode.HasAsParent(StartContextNode)) then begin
|
||||
// searching in a prior node, will leave the start context
|
||||
if (not (fdfSearchInParentNodes in Params.Flags)) then begin
|
||||
if (not (fdfSearchInParentNodes in Flags)) then begin
|
||||
// searching in any parent context is not permitted
|
||||
if not ((fdfSearchInAncestors in Params.Flags)
|
||||
if not ((fdfSearchInAncestors in Flags)
|
||||
and (ContextNode.Desc in AllClasses)) then begin
|
||||
// even searching in ancestors contexts is not permitted
|
||||
// -> there is no prior context accessible any more
|
||||
@ -3246,7 +3248,7 @@ var
|
||||
if SearchInGenericParams(ContextNode.Parent) then begin
|
||||
FindIdentifierInContext:=true;
|
||||
{$IFDEF ShowCollect}
|
||||
if fdfCollect in Params.Flags then
|
||||
if fdfCollect in Flags then
|
||||
raise Exception.Create('fdfCollect must never return true');
|
||||
{$ENDIF}
|
||||
exit(AbortNoCacheResult);
|
||||
@ -3254,7 +3256,7 @@ var
|
||||
end;
|
||||
|
||||
if (ContextNode.Desc in (AllClasses-[ctnRecordType])) then begin
|
||||
if (fdfSearchInAncestors in Params.Flags) then begin
|
||||
if (fdfSearchInAncestors in Flags) then begin
|
||||
// after searching in a class definition, search in its ancestors
|
||||
|
||||
// ToDo: check for cycles in ancestors
|
||||
@ -3265,7 +3267,7 @@ var
|
||||
if Result then begin
|
||||
FindIdentifierInContext:=true;
|
||||
{$IFDEF ShowCollect}
|
||||
if fdfCollect in Params.Flags then
|
||||
if fdfCollect in Flags then
|
||||
raise Exception.Create('fdfCollect must never return true');
|
||||
{$ENDIF}
|
||||
exit(AbortNoCacheResult);
|
||||
@ -3273,24 +3275,29 @@ var
|
||||
end;
|
||||
// if this was a nested class, the identifier can be in the ancestors
|
||||
// of the enclosing class
|
||||
Params.Flags:=Params.Flags+[fdfSearchInAncestors];
|
||||
Flags:=Flags+[fdfSearchInAncestors];
|
||||
end else if ContextNode.Desc=ctnClassInheritance then begin
|
||||
if (StartContextNode=ContextNode)
|
||||
or StartContextNode.HasAsParent(ContextNode) then
|
||||
// searching an ancestor => don't search within ancestors
|
||||
Exclude(Flags,fdfSearchInAncestors);
|
||||
end;
|
||||
|
||||
if (ContextNode=StartContextNode)
|
||||
and (not (fdfSearchInParentNodes in Params.Flags)) then begin
|
||||
and (not (fdfSearchInParentNodes in Flags)) then begin
|
||||
// startcontext completed => not searching in parents or ancestors
|
||||
ContextNode:=nil;
|
||||
exit(Proceed);
|
||||
end;
|
||||
|
||||
if ((not (fdfSearchForward in Params.Flags))
|
||||
if ((not (fdfSearchForward in Flags))
|
||||
and (ContextNode.PriorBrother<>nil))
|
||||
or ((fdfSearchForward in Params.Flags)
|
||||
or ((fdfSearchForward in Flags)
|
||||
and (ContextNode.NextBrother<>nil)
|
||||
and (ContextNode.NextBrother.Desc<>ctnImplementation)) then
|
||||
begin
|
||||
// search next in prior/next brother
|
||||
if not (fdfSearchForward in Params.Flags) then
|
||||
if not (fdfSearchForward in Flags) then
|
||||
ContextNode:=ContextNode.PriorBrother
|
||||
else begin
|
||||
RaiseLastErrorIfInFrontOfCleanedPos(ContextNode.NextBrother.EndPos);
|
||||
@ -3332,7 +3339,7 @@ var
|
||||
break;
|
||||
end;
|
||||
end else if (ContextNode.Parent<>nil)
|
||||
and ((fdfSearchInParentNodes in Params.Flags)
|
||||
and ((fdfSearchInParentNodes in Flags)
|
||||
or (ContextNode.HasAsParent(StartContextNode))) then
|
||||
begin
|
||||
// search next in parent
|
||||
@ -3383,7 +3390,7 @@ var
|
||||
if Result then begin
|
||||
FindIdentifierInContext:=true;
|
||||
{$IFDEF ShowCollect}
|
||||
if fdfCollect in Params.Flags then
|
||||
if fdfCollect in Flags then
|
||||
raise Exception.Create('fdfCollect must never return true');
|
||||
{$ENDIF}
|
||||
exit(AbortNoCacheResult);
|
||||
@ -3410,23 +3417,23 @@ begin
|
||||
'"'+GetIdentifier(Params.Identifier)+'"',
|
||||
' Context="'+ContextNode.DescAsString+'" "'+StringToPascalConst(copy(Src,ContextNode.StartPos,20)),'"',
|
||||
' at '+CleanPosToStr(ContextNode.StartPos,true),
|
||||
' Flags=['+dbgs(Params.Flags)+']'
|
||||
' Flags=['+dbgs(Flags)+']'
|
||||
);
|
||||
{$ELSE}
|
||||
{$IFDEF ShowCollect}
|
||||
if fdfCollect in Params.Flags then begin
|
||||
if fdfCollect in Flags then begin
|
||||
DebugLn(['[TFindDeclarationTool.FindIdentifierInContext] COLLECT Start Ident=',
|
||||
'"',GetIdentifier(Params.Identifier),'"',
|
||||
' Context="',ContextNode.DescAsString,'" "',copy(Src,ContextNode.StartPos,20),'"',
|
||||
' at '+CleanPosToStr(ContextNode.StartPos,true),
|
||||
' Flags=[',dbgs(Params.Flags),']'
|
||||
' Flags=[',dbgs(Flags),']'
|
||||
]);
|
||||
end;
|
||||
{$ENDIF}
|
||||
{$ENDIF}
|
||||
|
||||
if (ContextNode.Desc=ctnInterface)
|
||||
and (fdfIgnoreUsedUnits in Params.Flags) then begin
|
||||
and (fdfIgnoreUsedUnits in Flags) then begin
|
||||
{$IFDEF ShowTriedContexts}
|
||||
DebugLn(['TFindDeclarationTool.FindIdentifierInContext searching in interface of ',MainFilename]);
|
||||
{$ENDIF}
|
||||
@ -3442,22 +3449,22 @@ begin
|
||||
DebugLn('[TFindDeclarationTool.FindIdentifierInContext] Loop Ident=',
|
||||
'"',GetIdentifier(Params.Identifier),'"',
|
||||
' Context="',ContextNode.DescAsString,'" "',copy(Src,ContextNode.StartPos,20),'"',
|
||||
' Flags=[',dbgs(Params.Flags),']'
|
||||
' Flags=[',dbgs(Flags),']'
|
||||
);
|
||||
{$ELSE}
|
||||
{$IFDEF ShowCollect}
|
||||
if fdfCollect in Params.Flags then begin
|
||||
if fdfCollect in Flags then begin
|
||||
DebugLn('[TFindDeclarationTool.FindIdentifierInContext] COLLECT Loop Ident=',
|
||||
'"',GetIdentifier(Params.Identifier),'"',
|
||||
' Context="',ContextNode.DescAsString,'" "',copy(Src,ContextNode.StartPos,20),'"',
|
||||
' Flags=[',dbgs(Params.Flags),']'
|
||||
' Flags=[',dbgs(Flags),']'
|
||||
);
|
||||
end;
|
||||
{$ENDIF}
|
||||
{$ENDIF}
|
||||
// search identifier in current context
|
||||
LastContextNode:=ContextNode;
|
||||
if not (fdfIgnoreCurContextNode in Params.Flags) then begin
|
||||
if not (fdfIgnoreCurContextNode in Flags) then begin
|
||||
// search in cache
|
||||
if FindInNodeCache then begin
|
||||
if CheckResult(Params.NewNode<>nil,Params.NewNode<>nil) then
|
||||
@ -3484,9 +3491,6 @@ begin
|
||||
// -> search in all children
|
||||
MoveContextNodeToChildren;
|
||||
|
||||
ctnClassInheritance:
|
||||
Params.Flags:=Params.Flags-[fdfSearchInAncestors];
|
||||
|
||||
ctnTypeDefinition, ctnVarDefinition, ctnConstDefinition,
|
||||
ctnGenericType, ctnGlobalProperty:
|
||||
if SearchInTypeVarConstGlobPropDefinition then exit;
|
||||
@ -3561,6 +3565,7 @@ begin
|
||||
end;
|
||||
end else begin
|
||||
Exclude(Params.Flags,fdfIgnoreCurContextNode);
|
||||
Exclude(Flags,fdfIgnoreCurContextNode);
|
||||
{$IFDEF ShowTriedContexts}
|
||||
DebugLn('[TFindDeclarationTool.FindIdentifierInContext] IgnoreCurContext ');
|
||||
{$ENDIF}
|
||||
@ -3586,12 +3591,12 @@ begin
|
||||
end;}
|
||||
// if we are here, the identifier was not found and there was no error
|
||||
if (FirstSearchedNode<>nil) and (Params.FoundProc=nil)
|
||||
and ([fdfCollect,fdfExtractOperand]*Params.Flags=[]) then begin
|
||||
and ([fdfCollect,fdfExtractOperand]*Flags=[]) then begin
|
||||
// add result to cache
|
||||
Params.NewNode:=nil;
|
||||
Params.NewCodeTool:=nil;
|
||||
AddResultToNodeCaches(FirstSearchedNode,LastSearchedNode,
|
||||
fdfSearchForward in Params.Flags,Params,SearchRangeFlags);
|
||||
fdfSearchForward in Flags,Params,SearchRangeFlags);
|
||||
end;
|
||||
CheckResult(false,false);
|
||||
end;
|
||||
@ -5797,6 +5802,14 @@ var
|
||||
AncestorStartPos: LongInt;
|
||||
ExprType: TExpressionType;
|
||||
Params: TFindDeclarationParams;
|
||||
|
||||
procedure RaiseExpected(const Expected: string);
|
||||
begin
|
||||
MoveCursorToCleanPos(AncestorStartPos);
|
||||
ReadNextAtom;
|
||||
RaiseExceptionFmt(ctsStrExpectedButAtomFound,[Expected,ExtractNode(IdentifierNode,[])]);
|
||||
end;
|
||||
|
||||
begin
|
||||
{$IFDEF CheckNodeTool}CheckNodeTool(IdentifierNode);{$ENDIF}
|
||||
if (IdentifierNode=nil)
|
||||
@ -5829,7 +5842,7 @@ begin
|
||||
Params:=TFindDeclarationParams.Create;
|
||||
try
|
||||
Params.Flags:=fdfDefaultForExpressions-[fdfSearchInAncestors];
|
||||
Params.ContextNode:=InheritanceNode;
|
||||
Params.ContextNode:=IdentifierNode;
|
||||
if CurPos.Flag in [cafRoundBracketClose,cafComma] then begin
|
||||
// simple identifier
|
||||
{$IFDEF ShowTriedContexts}
|
||||
@ -5847,47 +5860,41 @@ begin
|
||||
DebugLn(['[TFindDeclarationTool.FindAncestorOfClass] ',
|
||||
' search complex ancestor class = "',ExtractNode(IdentifierNode,[]),'" for class "',ExtractClassName(ClassNode,false),'"']);
|
||||
{$ENDIF}
|
||||
Params.Flags:=fdfDefaultForExpressions-[fdfSearchInAncestors];
|
||||
if not FindClassContext then
|
||||
Params.Flags:=Params.Flags+[fdfFindVariable];
|
||||
ExprType:=FindExpressionTypeOfTerm(IdentifierNode.StartPos,IdentifierNode.EndPos,Params,false);
|
||||
if ExprType.Desc=xtContext then
|
||||
AncestorContext:=ExprType.Context
|
||||
else
|
||||
AncestorContext:=CleanFindContext;
|
||||
if ExprType.Desc<>xtContext then
|
||||
RaiseExpected('type');
|
||||
AncestorContext:=ExprType.Context
|
||||
end;
|
||||
finally
|
||||
Params.Free;
|
||||
end;
|
||||
|
||||
// check result
|
||||
if (AncestorContext.Node=nil)
|
||||
or (not (AncestorContext.Node.Desc in [ctnTypeDefinition,ctnGenericType])) then
|
||||
begin
|
||||
MoveCursorToCleanPos(AncestorStartPos);
|
||||
ReadNextAtom;
|
||||
RaiseExceptionFmt(ctsStrExpectedButAtomFound,['type',GetAtom]);
|
||||
end;
|
||||
|
||||
// search ancestor class context
|
||||
if FindClassContext then begin
|
||||
Params:=TFindDeclarationParams.Create;
|
||||
try
|
||||
Params.Flags:=fdfDefaultForExpressions+[fdfFindChildren];
|
||||
AncestorContext:=AncestorContext.Tool.FindBaseTypeOfNode(Params,AncestorContext.Node);
|
||||
|
||||
// check result
|
||||
if not (AncestorContext.Node.Desc in AllClasses) then begin
|
||||
MoveCursorToCleanPos(AncestorStartPos);
|
||||
ReadNextAtom;
|
||||
RaiseExceptionFmt(ctsStrExpectedButAtomFound,['class',GetAtom]);
|
||||
// search ancestor class context
|
||||
if (AncestorContext.Node.Desc in [ctnTypeDefinition,ctnGenericType]) then
|
||||
begin
|
||||
Params:=TFindDeclarationParams.Create;
|
||||
try
|
||||
Params.Flags:=fdfDefaultForExpressions+[fdfFindChildren];
|
||||
AncestorContext:=AncestorContext.Tool.FindBaseTypeOfNode(Params,AncestorContext.Node);
|
||||
finally
|
||||
Params.Free;
|
||||
end;
|
||||
if AncestorContext.Node=ClassNode then begin
|
||||
MoveCursorToCleanPos(AncestorStartPos);
|
||||
ReadNextAtom;
|
||||
RaiseException('cycle detected');
|
||||
end;
|
||||
finally
|
||||
Params.Free;
|
||||
end;
|
||||
// check result
|
||||
if not (AncestorContext.Node.Desc in AllClasses) then
|
||||
RaiseExpected('class');
|
||||
if AncestorContext.Node=ClassNode then begin
|
||||
MoveCursorToCleanPos(AncestorStartPos);
|
||||
ReadNextAtom;
|
||||
RaiseException('cycle detected');
|
||||
end;
|
||||
end else begin
|
||||
// check if class identifier
|
||||
if (not (AncestorContext.Node.Desc in [ctnTypeDefinition,ctnGenericType])) then
|
||||
RaiseExpected('type');
|
||||
end;
|
||||
|
||||
ResultParams.SetResult(AncestorContext);
|
||||
@ -6076,7 +6083,7 @@ function TFindDeclarationTool.FindIdentifierInAncestors(
|
||||
begin
|
||||
Params.Save(OldInput);
|
||||
Params.ContextNode:=AncestorClassNode;
|
||||
Params.Flags:=Params.Flags-[fdfIgnoreCurContextNode,fdfSearchInParentNodes];
|
||||
Params.Flags:=Params.Flags-[fdfIgnoreCurContextNode,fdfSearchInParentNodes]+[fdfSearchInAncestors];
|
||||
Result:=AncestorTool.FindIdentifierInContext(Params);
|
||||
Params.Load(OldInput,true);
|
||||
end;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user