r183236 - Added Lexer::getBufferEnd().

[Alexander Kornienko]

Author: alexfh
Date: Tue Jun  4 11:58:03 2013
New Revision: 183236

URL: http://llvm.org/viewvc/llvm-project?rev=183236&view=rev
Log:
Added Lexer::getBufferEnd().

Summary:
There's Lexer::getBufferStart(), and we need getBufferEnd() to access
the whole input buffer in clang::format::reformat. We don't want to
rely on the fact that the Lexer::BufferEnd always points to '\0', as there can
be embedded '\0's as well.

Reviewers: jordan_rose

Reviewed By: jordan_rose

CC: cfe-commits

Differential Revision: http://llvm-reviews.chandlerc.com/D916

Modified:
    cfe/trunk/include/clang/Lex/Lexer.h
    cfe/trunk/lib/Rewrite/Core/HTMLRewrite.cpp

Modified: cfe/trunk/include/clang/Lex/Lexer.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Lex/Lexer.h?rev=183236&r1=183235&r2=183236&view=diff
==============================================================================
--- cfe/trunk/include/clang/Lex/Lexer.h (original)
+++ cfe/trunk/include/clang/Lex/Lexer.h Tue Jun  4 11:58:03 2013
@@ -202,7 +202,10 @@ public:
   /// lexer has nothing to reset to.
   void resetExtendedTokenMode();
 
-  const char *getBufferStart() const { return BufferStart; }
+  /// Gets source code buffer.
+  StringRef getBuffer() const {
+    return StringRef(BufferStart, BufferEnd - BufferStart);
+  }
 
   /// ReadToEndOfLine - Read the rest of the current preprocessor line as an
   /// uninterpreted string.  This switches the lexer out of directive mode.

Modified: cfe/trunk/lib/Rewrite/Core/HTMLRewrite.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Rewrite/Core/HTMLRewrite.cpp?rev=183236&r1=183235&r2=183236&view=diff
==============================================================================
--- cfe/trunk/lib/Rewrite/Core/HTMLRewrite.cpp (original)
+++ cfe/trunk/lib/Rewrite/Core/HTMLRewrite.cpp Tue Jun  4 11:58:03 2013
@@ -361,7 +361,7 @@ void html::SyntaxHighlight(Rewriter &R,
   const SourceManager &SM = PP.getSourceManager();
   const llvm::MemoryBuffer *FromFile = SM.getBuffer(FID);
   Lexer L(FID, FromFile, SM, PP.getLangOpts());
-  const char *BufferStart = L.getBufferStart();
+  const char *BufferStart = L.getBuffer().data();
 
   // Inform the preprocessor that we want to retain comments as tokens, so we
   // can highlight them.