[Libreoffice-commits] core.git: Branch 'libreoffice-5-3' - formula/source include/formula

[Eike Rathke]

 formula/source/core/api/FormulaCompiler.cxx |   23 ++++++++++++++++-------
 include/formula/FormulaCompiler.hxx         |    2 ++
 2 files changed, 18 insertions(+), 7 deletions(-)

New commits:
commit 9c89d41ed44c1a4126b82f0c05768f5d640f741b
Author: Eike Rathke <er...@redhat.com>
Date:   Wed May 17 15:21:25 2017 +0200

    Resolves: tdf#96426 more whitespace intersection operator in Excel syntax
    
    Handle also stacked token arrays resulting from named expressions like
    =range1 range2
    
    Change-Id: I1838af155f17b5e4f941e46895303caed75b6075
    (cherry picked from commit 70cb7757f971c4c16d1b0a5585d95816cd4382e6)
    Reviewed-on: https://gerrit.libreoffice.org/37712
    Tested-by: Jenkins <c...@libreoffice.org>
    Reviewed-by: Markus Mohrhard <markus.mohrh...@googlemail.com>

diff --git a/formula/source/core/api/FormulaCompiler.cxx 
b/formula/source/core/api/FormulaCompiler.cxx
index a271410d5a65..07c39037585a 100644
--- a/formula/source/core/api/FormulaCompiler.cxx
+++ b/formula/source/core/api/FormulaCompiler.cxx
@@ -1263,7 +1263,7 @@ bool FormulaCompiler::GetToken()
     if ( nRecursion > nRecursionMax )
     {
         SetError( FormulaError::StackOverflow );
-        mpToken = new FormulaByteToken( ocStop );
+        mpLastToken = mpToken = new FormulaByteToken( ocStop );
         return false;
     }
     if ( bAutoCorrect && !pStack )
@@ -1276,7 +1276,6 @@ bool FormulaCompiler::GetToken()
         bStop = true;
     else
     {
-        FormulaTokenRef pCurrToken = mpToken;
         FormulaTokenRef pSpacesToken;
         short nWasColRowName;
         if ( pArr->nIndex > 0 && pArr->pCode[ pArr->nIndex-1 ]->GetOpCode() == 
ocColRowName )
@@ -1302,6 +1301,9 @@ bool FormulaCompiler::GetToken()
             if( pStack )
             {
                 PopTokenArray();
+                // mpLastToken was popped as well and corresponds to the
+                // then current last token during PushTokenArray(), e.g. for
+                // HandleRange().
                 return GetToken();
             }
             else
@@ -1311,17 +1313,17 @@ bool FormulaCompiler::GetToken()
         {
             if ( nWasColRowName >= 2 && mpToken->GetOpCode() == ocColRowName )
             {   // convert an ocSpaces to ocIntersect in RPN
-                mpToken = new FormulaByteToken( ocIntersect );
+                mpLastToken = mpToken = new FormulaByteToken( ocIntersect );
                 pArr->nIndex--;     // we advanced to the second ocColRowName, 
step back
             }
             else if (pSpacesToken && FormulaGrammar::isExcelSyntax( meGrammar) 
&&
-                    pCurrToken && mpToken &&
-                    isPotentialRangeType( pCurrToken.get(), false, false) &&
+                    mpLastToken && mpToken &&
+                    isPotentialRangeType( mpLastToken.get(), false, false) &&
                     isPotentialRangeType( mpToken.get(), false, true))
             {
                 // Let IntersectionLine() <- Factor() decide how to treat this,
                 // once the actual arguments are determined in RPN.
-                mpToken = pSpacesToken;
+                mpLastToken = mpToken = pSpacesToken;
                 pArr->nIndex--;     // step back from next non-spaces token
                 return true;
             }
@@ -1329,9 +1331,14 @@ bool FormulaCompiler::GetToken()
     }
     if( bStop )
     {
-        mpToken = new FormulaByteToken( ocStop );
+        mpLastToken = mpToken = new FormulaByteToken( ocStop );
         return false;
     }
+
+    // Remember token for next round and any PushTokenArray() calls that may
+    // occur in handlers.
+    mpLastToken = mpToken;
+
     if ( mpToken->IsExternalRef() )
     {
         return HandleExternalReference(*mpToken);
@@ -2060,6 +2067,7 @@ void FormulaCompiler::PopTokenArray()
         if( p->bTemp )
             delete pArr;
         pArr = p->pArr;
+        mpLastToken = p->mpLastToken;
         delete p;
     }
 }
@@ -2601,6 +2609,7 @@ void FormulaCompiler::PushTokenArray( FormulaTokenArray* 
pa, bool bTemp )
     FormulaArrayStack* p = new FormulaArrayStack;
     p->pNext      = pStack;
     p->pArr       = pArr;
+    p->mpLastToken = mpLastToken;
     p->bTemp      = bTemp;
     pStack        = p;
     pArr          = pa;
diff --git a/include/formula/FormulaCompiler.hxx 
b/include/formula/FormulaCompiler.hxx
index 96d945f220b7..37da2ef8becc 100644
--- a/include/formula/FormulaCompiler.hxx
+++ b/include/formula/FormulaCompiler.hxx
@@ -58,6 +58,7 @@ struct FormulaArrayStack
 {
     FormulaArrayStack*  pNext;
     FormulaTokenArray*  pArr;
+    FormulaTokenRef     mpLastToken;
     bool bTemp;
 };
 
@@ -331,6 +332,7 @@ protected:
     FormulaTokenRef     pCurrentFactorToken;    // current factor token (of 
Factor() method)
     sal_uInt16          nCurrentFactorParam;    // current factor token's 
parameter, 1-based
     FormulaTokenArray*  pArr;
+    FormulaTokenRef     mpLastToken;            // last token
 
     FormulaToken**      pCode;
     FormulaArrayStack*  pStack;
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