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Showing content from https://clang.llvm.org/doxygen/Frontend_2Rewrite_2FrontendActions_8cpp_source.html below:

clang: lib/Frontend/Rewrite/FrontendActions.cpp Source File

;

std::unique_ptr<ASTConsumer>

(std::unique_ptr<raw_ostream> OS =

std::unique_ptr<ASTConsumer>

std::make_unique<ASTConsumer>();

FixItRewriteInPlace() { InPlace =

; }

std::string RewriteFilename(

std::string &

,

&fd)

{

llvm_unreachable(

);

std::string NewSuffix;

FixItActionSuffixInserter(std::string NewSuffix,

FixWhatYouCan)

: NewSuffix(

::move(NewSuffix)) {

this->FixWhatYouCan = FixWhatYouCan;

std::string RewriteFilename(

std::string &

,

&fd)

{

llvm::sys::path::replace_extension(

,

NewSuffix + llvm::sys::path::extension(

));

std::string(

);

std::string RewriteFilename(

std::string &

,

&fd)

{

llvm::sys::fs::createTemporaryFile(llvm::sys::path::filename(

),

llvm::sys::path::extension(

).drop_front(), fd,

std::string(

);

.reset(

FixItRewriteInPlace);

std::vector<std::pair<std::string, std::string> > RewrittenFiles;

(FixAction->BeginSourceFile(CI, FEOpts.

[0])) {

std::unique_ptr<FixItOptions> FixItOpts;

FixItOpts.reset(

FixItRewriteToTemp());

FixItOpts.reset(

FixItRewriteInPlace());

FixItOpts->Silent =

;

(llvm::Error Err = FixAction->Execute()) {

consumeError(std::move(Err));

err =

.WriteFixedFiles(&RewrittenFiles);

FixAction->EndSourceFile();

RewrittenFiles.begin(), RewrittenFiles.end());

std::unique_ptr<ASTConsumer>

(std::unique_ptr<raw_ostream> OS =

llvm::codegenoptions::NoDebugInfo));

std::unique_ptr<raw_ostream> OS =

std::unique_ptr<raw_ostream> OS =

std::weak_ptr<raw_ostream> Out;

llvm::DenseSet<const FileEntry*> Rewritten;

: CI(CI), Out(Out) {}

assert(

&&

);

(!Rewritten.insert(*File).second)

assert(MF &&

);

OS = Out.lock();

assert(OS &&

);

(*OS) <<

;

Instance.setInvocation(

Instance.createDiagnostics(

Instance.getFrontendOpts().DisableFree =

;

Instance.getFrontendOpts().Inputs.clear();

Instance.getFrontendOpts().Inputs.emplace_back(

Instance.getFrontendOpts().ModuleFiles.clear();

Instance.getFrontendOpts().ModuleMapFiles.clear();

Instance.getPreprocessorOutputOpts().RewriteImports =

;

llvm::CrashRecoveryContext().RunSafelyOnThread([&]() {

Action.OutputStream = OS;

Instance.ExecuteAction(Action);

(*OS) <<

<< MF->

<<

;

&OS = *OutputStream;

(Input.isFile()) {

OS.write_escaped(Input.getFile());

OS <<

;

std::make_unique<RewriteImportsListener>(CI, OutputStream));

llvm::raw_string_ostream OS(Buffer);

(*OutputStream) << OS.str();

OutputStream.reset();

Defines the clang::Preprocessor interface.

RewriteImportsListener(CompilerInstance &CI, std::shared_ptr< raw_ostream > Out)

void visitModuleFile(StringRef Filename, serialization::ModuleKind Kind) override

This is called for each AST file loaded.

Abstract interface for callback invocations by the ASTReader.

CompilerInstance - Helper class for managing a single instance of the Clang compiler.

void setFileManager(FileManager *Value)

Replace the current file manager and virtual file system.

void setSourceManager(SourceManager *Value)

setSourceManager - Replace the current source manager.

DiagnosticConsumer & getDiagnosticClient() const

DiagnosticsEngine & getDiagnostics() const

Get the current diagnostics engine.

std::unique_ptr< raw_pwrite_stream > createDefaultOutputFile(bool Binary=true, StringRef BaseInput="", StringRef Extension="", bool RemoveFileOnSignal=true, bool CreateMissingDirectories=false, bool ForceUseTemporary=false)

Create the default output file (from the invocation's options) and add it to the list of tracked outp...

FileManager & getFileManager() const

Return the current file manager to the caller.

PreprocessorOutputOptions & getPreprocessorOutputOpts()

IntrusiveRefCntPtr< ASTReader > getASTReader() const

InMemoryModuleCache & getModuleCache() const

Preprocessor & getPreprocessor() const

Return the current preprocessor.

FrontendOptions & getFrontendOpts()

CompilerInvocation & getInvocation()

PreprocessorOptions & getPreprocessorOpts()

llvm::vfs::FileSystem & getVirtualFileSystem() const

std::shared_ptr< PCHContainerOperations > getPCHContainerOperations() const

DiagnosticOptions & getDiagnosticOpts()

LangOptions & getLangOpts()

CodeGenOptions & getCodeGenOpts()

SourceManager & getSourceManager() const

Return the current source manager.

void Reset(bool soft=false)

Reset the state of the diagnostic object to its initial configuration.

OptionalFileEntryRef getOptionalFileRef(StringRef Filename, bool OpenFile=false, bool CacheFailure=true)

Get a FileEntryRef if it exists, without doing anything on error.

std::unique_ptr< FixItOptions > FixItOpts

void EndSourceFileAction() override

Callback at the end of processing a single input.

bool BeginSourceFileAction(CompilerInstance &CI) override

Callback at the start of processing a single input.

std::unique_ptr< ASTConsumer > CreateASTConsumer(CompilerInstance &CI, StringRef InFile) override

Create the AST consumer object for this action, if supported.

bool BeginInvocation(CompilerInstance &CI) override

Callback before starting processing a single input, giving the opportunity to modify the CompilerInvo...

Diagnostic consumer that forwards diagnostics along to an existing, already-initialized diagnostic co...

const FrontendInputFile & getCurrentInput() const

CompilerInstance & getCompilerInstance() const

Module * getCurrentModule() const

StringRef getCurrentFileOrBufferName() const

FrontendOptions - Options for controlling the behavior of the frontend.

unsigned FixToTemporaries

Apply fixes to temporary files.

unsigned FixOnlyWarnings

Apply fixes only for warnings.

std::string FixItSuffix

If given, the new suffix for fix-it rewritten files.

unsigned FixWhatYouCan

Apply fixes even if there are unfixable errors.

SmallVector< FrontendInputFile, 0 > Inputs

The input files and their types.

std::unique_ptr< ASTConsumer > CreateASTConsumer(CompilerInstance &CI, StringRef InFile) override

Create the AST consumer object for this action, if supported.

The kind of a file that we've been handed as an input.

clang::ObjCRuntime ObjCRuntime

void print(raw_ostream &OS, unsigned Indent=0, bool Dump=false) const

Print the module map for this module to the given stream.

bool isNonFragile() const

Does this runtime follow the set of implied behaviors for a "non-fragile" ABI?

PreprocessorOptions - This class is used for passing the various options used in preprocessor initial...

std::vector< std::pair< std::string, std::string > > RemappedFiles

The set of file remappings, which take existing files on the system (the first part of each pair) and...

bool RemappedFilesKeepOriginalName

True if the SourceManager should report the original file name for contents of files that were remapp...

unsigned RewriteImports

Include contents of transitively-imported modules.

void ExecuteAction() override

Callback to run the program action, using the initialized compiler instance.

bool BeginSourceFileAction(CompilerInstance &CI) override

Callback at the start of processing a single input.

void ExecuteAction() override

Callback to run the program action, using the initialized compiler instance.

std::unique_ptr< ASTConsumer > CreateASTConsumer(CompilerInstance &CI, StringRef InFile) override

Create the AST consumer object for this action, if supported.

void ExecuteAction() override

Callback to run the program action, using the initialized compiler instance.

Rewriter - This is the main interface to the rewrite buffers.

Information about a module that has been loaded by the ASTReader.

bool isModule() const

Is this a module file for a module (rather than a PCH or similar).

std::string ModuleName

The name of the module.

ModuleKind

Specifies the kind of module that has been loaded.

The JSON file list parser is used to communicate input to InstallAPI.

void DoRewriteTest(Preprocessor &PP, raw_ostream *OS)

DoRewriteTest - A simple test for the TokenRewriter class.

LLVM_READONLY bool isValidAsciiIdentifier(StringRef S, bool AllowDollar=false)

Return true if this is a valid ASCII identifier.

std::unique_ptr< ASTConsumer > CreateObjCRewriter(const std::string &InFile, std::unique_ptr< raw_ostream > OS, DiagnosticsEngine &Diags, const LangOptions &LOpts, bool SilenceRewriteMacroWarning)

std::unique_ptr< ASTConsumer > CreateModernObjCRewriter(const std::string &InFile, std::unique_ptr< raw_ostream > OS, DiagnosticsEngine &Diags, const LangOptions &LOpts, bool SilenceRewriteMacroWarning, bool LineInfo)

std::unique_ptr< ASTConsumer > CreateHTMLPrinter(std::unique_ptr< raw_ostream > OS, Preprocessor &PP, bool SyntaxHighlight=true, bool HighlightMacros=true)

CreateHTMLPrinter - Create an AST consumer which rewrites source code to HTML with syntax highlightin...

void RewriteIncludesInInput(Preprocessor &PP, raw_ostream *OS, const PreprocessorOutputOptions &Opts)

RewriteIncludesInInput - Implement -frewrite-includes mode.

void RewriteMacrosInInput(Preprocessor &PP, raw_ostream *OS)

RewriteMacrosInInput - Implement -rewrite-macros mode.

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