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      1 /*===-- CXLoadedDiagnostic.h - Handling of persisent diags ------*- C++ -*-===*\
      2 |*                                                                            *|
      3 |*                     The LLVM Compiler Infrastructure                       *|
      4 |*                                                                            *|
      5 |* This file is distributed under the University of Illinois Open Source      *|
      6 |* License. See LICENSE.TXT for details.                                      *|
      7 |*                                                                            *|
      8 |*===----------------------------------------------------------------------===*|
      9 |*                                                                            *|
     10 |* Implements handling of persisent diagnostics.                              *|
     11 |*                                                                            *|
     12 \*===----------------------------------------------------------------------===*/
     13 
     14 #ifndef LLVM_CLANG_TOOLS_LIBCLANG_CXLOADEDDIAGNOSTIC_H
     15 #define LLVM_CLANG_TOOLS_LIBCLANG_CXLOADEDDIAGNOSTIC_H
     16 
     17 #include "CIndexDiagnostic.h"
     18 #include "llvm/ADT/StringRef.h"
     19 #include "clang/Basic/LLVM.h"
     20 #include <string>
     21 #include <vector>
     22 
     23 namespace clang {
     24 class CXLoadedDiagnostic : public CXDiagnosticImpl {
     25 public:
     26   CXLoadedDiagnostic() : CXDiagnosticImpl(LoadedDiagnosticKind),
     27     severity(0), category(0) {}
     28 
     29   ~CXLoadedDiagnostic() override;
     30 
     31   /// \brief Return the severity of the diagnostic.
     32   CXDiagnosticSeverity getSeverity() const override;
     33 
     34   /// \brief Return the location of the diagnostic.
     35   CXSourceLocation getLocation() const override;
     36 
     37   /// \brief Return the spelling of the diagnostic.
     38   CXString getSpelling() const override;
     39 
     40   /// \brief Return the text for the diagnostic option.
     41   CXString getDiagnosticOption(CXString *Disable) const override;
     42 
     43   /// \brief Return the category of the diagnostic.
     44   unsigned getCategory() const override;
     45 
     46   /// \brief Return the category string of the diagnostic.
     47   CXString getCategoryText() const override;
     48 
     49   /// \brief Return the number of source ranges for the diagnostic.
     50   unsigned getNumRanges() const override;
     51 
     52   /// \brief Return the source ranges for the diagnostic.
     53   CXSourceRange getRange(unsigned Range) const override;
     54 
     55   /// \brief Return the number of FixIts.
     56   unsigned getNumFixIts() const override;
     57 
     58   /// \brief Return the FixIt information (source range and inserted text).
     59   CXString getFixIt(unsigned FixIt,
     60                     CXSourceRange *ReplacementRange) const override;
     61 
     62   static bool classof(const CXDiagnosticImpl *D) {
     63     return D->getKind() == LoadedDiagnosticKind;
     64   }
     65 
     66   /// \brief Decode the CXSourceLocation into file, line, column, and offset.
     67   static void decodeLocation(CXSourceLocation location,
     68                              CXFile *file,
     69                              unsigned *line,
     70                              unsigned *column,
     71                              unsigned *offset);
     72 
     73   struct Location {
     74     CXFile file;
     75     unsigned line;
     76     unsigned column;
     77     unsigned offset;
     78 
     79     Location() : line(0), column(0), offset(0) {}
     80   };
     81 
     82   Location DiagLoc;
     83 
     84   std::vector<CXSourceRange> Ranges;
     85   std::vector<std::pair<CXSourceRange, const char *> > FixIts;
     86   const char *Spelling;
     87   llvm::StringRef DiagOption;
     88   llvm::StringRef CategoryText;
     89   unsigned severity;
     90   unsigned category;
     91 };
     92 }
     93 
     94 #endif
     95