DiagnosticRenderer.cpp File Reference

#include "clang/Frontend/DiagnosticRenderer.h"
#include "clang/Basic/Diagnostic.h"
#include "clang/Basic/DiagnosticOptions.h"
#include "clang/Basic/LLVM.h"
#include "clang/Basic/SourceLocation.h"
#include "clang/Basic/SourceManager.h"
#include "clang/Edit/Commit.h"
#include "clang/Edit/EditedSource.h"
#include "clang/Edit/EditsReceiver.h"
#include "clang/Lex/Lexer.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <cassert>
#include <iterator>
#include <utility>

Go to the source code of this file.

Functions
static void	mergeFixits (ArrayRef< FixItHint > FixItHints, const SourceManager &SM, const LangOptions &LangOpts, SmallVectorImpl< FixItHint > &MergedFixits)
static SourceLocation	retrieveMacroLocation (SourceLocation Loc, FileID MacroFileID, FileID CaretFileID, const SmallVectorImpl< FileID > &CommonArgExpansions, bool IsBegin, const SourceManager *SM, bool &IsTokenRange)
	A recursive function to trace all possible backtrace locations to match the CaretLocFileID.
static void	getMacroArgExpansionFileIDs (SourceLocation Loc, SmallVectorImpl< FileID > &IDs, bool IsBegin, const SourceManager *SM)
	Walk up the chain of macro expansions and collect the FileIDs identifying the expansions.
static void	computeCommonMacroArgExpansionFileIDs (SourceLocation Begin, SourceLocation End, const SourceManager *SM, SmallVectorImpl< FileID > &CommonArgExpansions)
	Collect the expansions of the begin and end locations and compute the set intersection.
static void	mapDiagnosticRanges (FullSourceLoc CaretLoc, ArrayRef< CharSourceRange > Ranges, SmallVectorImpl< CharSourceRange > &SpellingRanges)
static bool	checkLocForMacroArgExpansion (SourceLocation Loc, const SourceManager &SM, SourceLocation ArgumentLoc)
	Check that the macro argument location of Loc starts with ArgumentLoc.
static bool	checkRangeForMacroArgExpansion (CharSourceRange Range, const SourceManager &SM, SourceLocation ArgumentLoc)
	Check if all the locations in the range have the same macro argument expansion, and that the expansion starts with ArgumentLoc.
static bool	checkRangesForMacroArgExpansion (FullSourceLoc Loc, ArrayRef< CharSourceRange > Ranges)
	A helper function to check if the current ranges are all inside the same macro argument expansion as Loc.

Function Documentation

checkLocForMacroArgExpansion()

static bool checkLocForMacroArgExpansion ( SourceLocation  Loc, const SourceManager &  SM, SourceLocation  ArgumentLoc  )

static

Check that the macro argument location of Loc starts with ArgumentLoc.

The starting location of the macro expansions is used to differeniate different macro expansions.

Definition at line 461 of file DiagnosticRenderer.cpp.

References SM.

Referenced by checkRangeForMacroArgExpansion().

checkRangeForMacroArgExpansion()

static bool checkRangeForMacroArgExpansion ( CharSourceRange  Range, const SourceManager &  SM, SourceLocation  ArgumentLoc  )

static

Check if all the locations in the range have the same macro argument expansion, and that the expansion starts with ArgumentLoc.

Definition at line 474 of file DiagnosticRenderer.cpp.

References checkLocForMacroArgExpansion(), clang::SourceLocation::getLocWithOffset(), and SM.

Referenced by checkRangesForMacroArgExpansion().

checkRangesForMacroArgExpansion()

static bool checkRangesForMacroArgExpansion ( FullSourceLoc  Loc, ArrayRef< CharSourceRange >  Ranges  )

static

A helper function to check if the current ranges are all inside the same macro argument expansion as Loc.

Definition at line 489 of file DiagnosticRenderer.cpp.

References checkRangeForMacroArgExpansion(), clang::FullSourceLoc::getManager(), clang::FullSourceLoc::isMacroArgExpansion(), clang::SourceLocation::isMacroID(), and mapDiagnosticRanges().

computeCommonMacroArgExpansionFileIDs()

static void computeCommonMacroArgExpansionFileIDs ( SourceLocation  Begin, SourceLocation  End, const SourceManager *  SM, SmallVectorImpl< FileID > &  CommonArgExpansions  )

static

Collect the expansions of the begin and end locations and compute the set intersection.

Produces a sorted vector of FileIDs in CommonArgExpansions.

Definition at line 331 of file DiagnosticRenderer.cpp.

References Begin, getMacroArgExpansionFileIDs(), and SM.

Referenced by mapDiagnosticRanges().

getMacroArgExpansionFileIDs()

static void getMacroArgExpansionFileIDs ( SourceLocation  Loc, SmallVectorImpl< FileID > &  IDs, bool  IsBegin, const SourceManager *  SM  )

static

Walk up the chain of macro expansions and collect the FileIDs identifying the expansions.

Definition at line 315 of file DiagnosticRenderer.cpp.

References clang::SourceLocation::isMacroID(), and SM.

Referenced by computeCommonMacroArgExpansionFileIDs().

mapDiagnosticRanges()

static void mapDiagnosticRanges ( FullSourceLoc  CaretLoc, ArrayRef< CharSourceRange >  Ranges, SmallVectorImpl< CharSourceRange > &  SpellingRanges  )

static

Definition at line 356 of file DiagnosticRenderer.cpp.

References Begin, computeCommonMacroArgExpansionFileIDs(), clang::FullSourceLoc::getFileID(), clang::FullSourceLoc::getManager(), clang::SourceLocation::isInvalid(), clang::SourceLocation::isMacroID(), retrieveMacroLocation(), and SM.

Referenced by checkRangesForMacroArgExpansion().

mergeFixits()

static void mergeFixits ( ArrayRef< FixItHint >  FixItHints, const SourceManager &  SM, const LangOptions &  LangOpts, SmallVectorImpl< FixItHint > &  MergedFixits  )

static

Definition at line 58 of file DiagnosticRenderer.cpp.

References clang::edit::EditedSource::applyRewrites(), clang::edit::EditedSource::commit(), clang::edit::Commit::insert(), clang::edit::Commit::insertFromRange(), clang::edit::Commit::remove(), clang::edit::Commit::replace(), and SM.

Referenced by clang::DiagnosticRenderer::emitDiagnostic().

retrieveMacroLocation()

static SourceLocation retrieveMacroLocation ( SourceLocation  Loc, FileID  MacroFileID, FileID  CaretFileID, const SmallVectorImpl< FileID > &  CommonArgExpansions, bool  IsBegin, const SourceManager *  SM, bool &  IsTokenRange  )

static

A recursive function to trace all possible backtrace locations to match the CaretLocFileID.

Definition at line 260 of file DiagnosticRenderer.cpp.

References clang::CharSourceRange::getBegin(), clang::CharSourceRange::getEnd(), clang::SourceLocation::isMacroID(), clang::CharSourceRange::isTokenRange(), clang::SourceLocation::isValid(), retrieveMacroLocation(), and SM.

Referenced by mapDiagnosticRanges(), and retrieveMacroLocation().