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18 #include "llvm/ADT/SmallString.h"
19 #include "llvm/Support/ErrorHandling.h"
20 #include "llvm/Support/raw_ostream.h"
22 using namespace clang;
26 bool _OwnsOutputStream)
27 : OS(os), DiagOpts(diags),
28 OwnsOutputStream(_OwnsOutputStream) {
56 if (DiagOpts.ShowOptionNames) {
58 if (Info.
getID() == diag::fatal_too_many_errors) {
59 OS <<
" [-ferror-limit=]";
81 OS << (Started ?
"," :
" [")
84 if (!OptValue.empty())
85 OS <<
"=" << OptValue;
91 if (DiagOpts.ShowCategories) {
92 unsigned DiagCategory =
95 OS << (Started ?
"," :
" [");
97 if (DiagOpts.ShowCategories == 1)
100 assert(DiagOpts.ShowCategories == 2 &&
"Invalid ShowCategories value");
119 llvm::raw_svector_ostream DiagMessageStream(OutStr);
126 uint64_t StartOfLocationInfo = OS.tell();
129 OS << Prefix <<
": ";
139 DiagMessageStream.str(), OS.tell() - StartOfLocationInfo,
140 DiagOpts->MessageLength, DiagOpts->ShowColors);
146 assert(DiagOpts &&
"Unexpected diagnostic without options set");
148 "Unexpected diagnostic with no source manager");
149 assert(TextDiag &&
"Unexpected diagnostic outside source file processing");
151 TextDiag->emitDiagnostic(
Level
The level of the diagnostic, after it has been through mapping.
void HandleDiagnostic(DiagnosticsEngine::Level Level, const Diagnostic &Info) override
Handle this diagnostic, reporting it to the user or capturing it to a log as needed.
A SourceLocation and its associated SourceManager.
void EndSourceFile() override
Callback to inform the diagnostic client that processing of a source file has ended.
TextDiagnosticPrinter(raw_ostream &os, DiagnosticOptions *diags, bool OwnsOutputStream=false)
StringRef getFlagValue() const
Return the value associated with this diagnostic flag.
const DiagnosticsEngine * getDiags() const
A little helper class (which is basically a smart pointer that forwards info from DiagnosticsEngine) ...
virtual void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel, const Diagnostic &Info)
Handle this diagnostic, reporting it to the user or capturing it to a log as needed.
static bool isDefaultMappingAsError(unsigned DiagID)
Return true if the specified diagnostic is mapped to errors by default.
static void printDiagnosticLevel(raw_ostream &OS, DiagnosticsEngine::Level Level, bool ShowColors)
Print the diagonstic level to a raw_ostream.
~TextDiagnosticPrinter() override
static unsigned getCategoryNumberForDiag(unsigned DiagID)
Return the category number that a specified DiagID belongs to, or 0 if no category.
static StringRef getCategoryNameFromID(unsigned CategoryID)
Given a category ID, return the name of the category.
static void printDiagnosticMessage(raw_ostream &OS, bool IsSupplemental, StringRef Message, unsigned CurrentColumn, unsigned Columns, bool ShowColors)
Pretty-print a diagnostic message to a raw_ostream.
const SourceLocation & getLocation() const
ArrayRef< FixItHint > getFixItHints() const
void BeginSourceFile(const LangOptions &LO, const Preprocessor *PP) override
Callback to inform the diagnostic client that processing of a source file is beginning.
SourceManager & getSourceManager() const
Keeps track of the various options that can be enabled, which controls the dialect of C or C++ that i...
static void printDiagnosticOptions(raw_ostream &OS, DiagnosticsEngine::Level Level, const Diagnostic &Info, const DiagnosticOptions &DiagOpts)
Print any diagnostic option information to a raw_ostream.
ArrayRef< CharSourceRange > getRanges() const
Return an array reference for this diagnostic's ranges.
bool isValid() const
Return true if this is a valid SourceLocation object.
Class to encapsulate the logic for formatting and printing a textual diagnostic message.
bool hasSourceManager() const
static bool isBuiltinWarningOrExtension(unsigned DiagID)
Return true if the unmapped diagnostic levelof the specified diagnostic ID is a Warning or Extension.
Engages in a tight little dance with the lexer to efficiently preprocess tokens.
void FormatDiagnostic(SmallVectorImpl< char > &OutStr) const
Format this diagnostic into a string, substituting the formal arguments into the %0 slots.
static StringRef getWarningOptionForDiag(unsigned DiagID)
Return the lowest-level warning option that enables the specified diagnostic.
Options for controlling the compiler diagnostics engine.