Author: enrico
Date: Tue Nov 18 17:36:25 2014
New Revision: 222280

URL: http://llvm.org/viewvc/llvm-project?rev=222280&view=rev
Log:
Shuffle APIs around a little bit, so that if you pass custom summary options, 
we don't end up caching the summary hence obtained. You may want to obtain an 
uncapped summary, but this should not be reflected in the summary we cache. The 
drawback is that we don't cache as aggressively as we could, but at least you 
get to have different summaries with different options without having to reset 
formatters or the SBValue at each step

Modified:
    lldb/trunk/include/lldb/API/SBValue.h
    lldb/trunk/include/lldb/Core/ValueObject.h
    lldb/trunk/scripts/Python/interface/SBValue.i
    lldb/trunk/source/API/SBValue.cpp
    lldb/trunk/source/Core/ValueObject.cpp
    
lldb/trunk/test/functionalities/data-formatter/data-formatter-stl/libcxx/string/TestDataFormatterLibcxxString.py

Modified: lldb/trunk/include/lldb/API/SBValue.h
URL: 
http://llvm.org/viewvc/llvm-project/lldb/trunk/include/lldb/API/SBValue.h?rev=222280&r1=222279&r2=222280&view=diff
==============================================================================
--- lldb/trunk/include/lldb/API/SBValue.h (original)
+++ lldb/trunk/include/lldb/API/SBValue.h Tue Nov 18 17:36:25 2014
@@ -91,7 +91,8 @@ public:
     GetSummary ();
     
     const char *
-    GetSummary (lldb::SBTypeSummaryOptions& options);
+    GetSummary (lldb::SBStream& stream,
+                lldb::SBTypeSummaryOptions& options);
     
     const char *
     GetObjectDescription ();

Modified: lldb/trunk/include/lldb/Core/ValueObject.h
URL: 
http://llvm.org/viewvc/llvm-project/lldb/trunk/include/lldb/Core/ValueObject.h?rev=222280&r1=222279&r2=222280&view=diff
==============================================================================
--- lldb/trunk/include/lldb/Core/ValueObject.h (original)
+++ lldb/trunk/include/lldb/Core/ValueObject.h Tue Nov 18 17:36:25 2014
@@ -612,8 +612,9 @@ public:
     GetSummaryAsCString (TypeSummaryImpl* summary_ptr,
                          std::string& destination);
     
-    const char *
-    GetSummaryAsCString (const TypeSummaryOptions& options);
+    bool
+    GetSummaryAsCString (std::string& destination,
+                         const TypeSummaryOptions& options);
     
     bool
     GetSummaryAsCString (TypeSummaryImpl* summary_ptr,

Modified: lldb/trunk/scripts/Python/interface/SBValue.i
URL: 
http://llvm.org/viewvc/llvm-project/lldb/trunk/scripts/Python/interface/SBValue.i?rev=222280&r1=222279&r2=222280&view=diff
==============================================================================
--- lldb/trunk/scripts/Python/interface/SBValue.i (original)
+++ lldb/trunk/scripts/Python/interface/SBValue.i Tue Nov 18 17:36:25 2014
@@ -122,7 +122,8 @@ public:
     GetSummary ();
     
     const char *
-    GetSummary (lldb::SBTypeSummaryOptions& options);
+    GetSummary (lldb::SBStream& stream,
+                lldb::SBTypeSummaryOptions& options);
     
     const char *
     GetObjectDescription ();

Modified: lldb/trunk/source/API/SBValue.cpp
URL: 
http://llvm.org/viewvc/llvm-project/lldb/trunk/source/API/SBValue.cpp?rev=222280&r1=222279&r2=222280&view=diff
==============================================================================
--- lldb/trunk/source/API/SBValue.cpp (original)
+++ lldb/trunk/source/API/SBValue.cpp Tue Nov 18 17:36:25 2014
@@ -642,16 +642,19 @@ SBValue::GetSummary ()
 }
 
 const char *
-SBValue::GetSummary (lldb::SBTypeSummaryOptions& options)
+SBValue::GetSummary (lldb::SBStream& stream,
+                     lldb::SBTypeSummaryOptions& options)
 {
     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
-    const char *cstr = NULL;
     ValueLocker locker;
     lldb::ValueObjectSP value_sp(GetSP(locker));
     if (value_sp)
     {
-        cstr = value_sp->GetSummaryAsCString(options.ref());
+        std::string buffer;
+        if (value_sp->GetSummaryAsCString(buffer,options.ref()) && 
!buffer.empty())
+            stream.Printf("%s",buffer.c_str());
     }
+    const char* cstr = stream.GetData();
     if (log)
     {
         if (cstr)

Modified: lldb/trunk/source/Core/ValueObject.cpp
URL: 
http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Core/ValueObject.cpp?rev=222280&r1=222279&r2=222280&view=diff
==============================================================================
--- lldb/trunk/source/Core/ValueObject.cpp (original)
+++ lldb/trunk/source/Core/ValueObject.cpp Tue Nov 18 17:36:25 2014
@@ -934,17 +934,11 @@ ValueObject::GetSummaryAsCString (TypeSu
 const char *
 ValueObject::GetSummaryAsCString ()
 {
-    return GetSummaryAsCString(TypeSummaryOptions());
-}
-
-const char *
-ValueObject::GetSummaryAsCString (const TypeSummaryOptions& options)
-{
     if (UpdateValueIfNeeded(true) && m_summary_str.empty())
     {
         GetSummaryAsCString(GetSummaryFormat().get(),
                             m_summary_str,
-                            options);
+                            TypeSummaryOptions());
     }
     if (m_summary_str.empty())
         return NULL;
@@ -952,6 +946,15 @@ ValueObject::GetSummaryAsCString (const
 }
 
 bool
+ValueObject::GetSummaryAsCString (std::string& destination,
+                                  const TypeSummaryOptions& options)
+{
+    return GetSummaryAsCString(GetSummaryFormat().get(),
+                        destination,
+                        options);
+}
+
+bool
 ValueObject::IsCStringContainer(bool check_pointer)
 {
     ClangASTType pointee_or_element_clang_type;

Modified: 
lldb/trunk/test/functionalities/data-formatter/data-formatter-stl/libcxx/string/TestDataFormatterLibcxxString.py
URL: 
http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/data-formatter/data-formatter-stl/libcxx/string/TestDataFormatterLibcxxString.py?rev=222280&r1=222279&r2=222280&view=diff
==============================================================================
--- 
lldb/trunk/test/functionalities/data-formatter/data-formatter-stl/libcxx/string/TestDataFormatterLibcxxString.py
 (original)
+++ 
lldb/trunk/test/functionalities/data-formatter/data-formatter-stl/libcxx/string/TestDataFormatterLibcxxString.py
 Tue Nov 18 17:36:25 2014
@@ -70,8 +70,15 @@ class LibcxxStringDataFormatterTestCase(
         TheVeryLongOne = self.frame().FindVariable("TheVeryLongOne");
         summaryOptions = lldb.SBTypeSummaryOptions()
         summaryOptions.SetCapping(lldb.eTypeSummaryUncapped)
-        uncappedSummary = TheVeryLongOne.GetSummary(summaryOptions)
+        uncappedSummaryStream = lldb.SBStream()
+        TheVeryLongOne.GetSummary(uncappedSummaryStream,summaryOptions)
+        uncappedSummary = uncappedSummaryStream.GetData()
         self.assertTrue(uncappedSummary.find("someText") > 0, "uncappedSummary 
does not include the full string")
+        summaryOptions.SetCapping(lldb.eTypeSummaryCapped)
+        cappedSummaryStream = lldb.SBStream()
+        TheVeryLongOne.GetSummary(cappedSummaryStream,summaryOptions)
+        cappedSummary = cappedSummaryStream.GetData()
+        self.assertTrue(cappedSummary.find("someText") <= 0, "cappedSummary 
includes the full string")
 
         self.expect("frame variable",
                     substrs = ['(std::__1::wstring) s = L"hello world! מזל 
טוב!"',


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