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TextNodeDumper.cpp
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//===--- TextNodeDumper.cpp - Printing of AST nodes -----------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements AST dumping of components of individual AST nodes.
//
//===----------------------------------------------------------------------===//
#include "clang/AST/TextNodeDumper.h"
#include "clang/AST/APValue.h"
#include "clang/AST/DeclFriend.h"
#include "clang/AST/DeclOpenMP.h"
#include "clang/AST/DeclTemplate.h"
#include "clang/AST/LocInfoType.h"
#include "clang/AST/Type.h"
#include "clang/Basic/Module.h"
#include "clang/Basic/SourceManager.h"
#include "clang/Basic/Specifiers.h"
#include "clang/Basic/TypeTraits.h"
#include "llvm/ADT/StringExtras.h"
#include <algorithm>
#include <utility>
using namespace clang;
static void dumpPreviousDeclImpl(raw_ostream &OS, ...) {}
template <typename T>
static void dumpPreviousDeclImpl(raw_ostream &OS, const Mergeable<T> *D) {
const T *First = D->getFirstDecl();
if (First != D)
OS << " first " << First;
}
template <typename T>
static void dumpPreviousDeclImpl(raw_ostream &OS, const Redeclarable<T> *D) {
const T *Prev = D->getPreviousDecl();
if (Prev)
OS << " prev " << Prev;
}
/// Dump the previous declaration in the redeclaration chain for a declaration,
/// if any.
static void dumpPreviousDecl(raw_ostream &OS, const Decl *D) {
switch (D->getKind()) {
#define DECL(DERIVED, BASE) \
case Decl::DERIVED: \
return dumpPreviousDeclImpl(OS, cast<DERIVED##Decl>(D));
#define ABSTRACT_DECL(DECL)
#include "clang/AST/DeclNodes.inc"
}
llvm_unreachable("Decl that isn't part of DeclNodes.inc!");
}
TextNodeDumper::TextNodeDumper(raw_ostream &OS, const ASTContext &Context,
bool ShowColors)
: TextTreeStructure(OS, ShowColors), OS(OS), ShowColors(ShowColors),
Context(&Context), SM(&Context.getSourceManager()),
PrintPolicy(Context.getPrintingPolicy()),
Traits(&Context.getCommentCommandTraits()) {}
TextNodeDumper::TextNodeDumper(raw_ostream &OS, bool ShowColors)
: TextTreeStructure(OS, ShowColors), OS(OS), ShowColors(ShowColors) {}
void TextNodeDumper::Visit(const comments::Comment *C,
const comments::FullComment *FC) {
if (!C) {
ColorScope Color(OS, ShowColors, NullColor);
OS << "<<<NULL>>>";
return;
}
{
ColorScope Color(OS, ShowColors, CommentColor);
OS << C->getCommentKindName();
}
dumpPointer(C);
dumpSourceRange(C->getSourceRange());
ConstCommentVisitor<TextNodeDumper, void,
const comments::FullComment *>::visit(C, FC);
}
void TextNodeDumper::Visit(const Attr *A) {
{
ColorScope Color(OS, ShowColors, AttrColor);
switch (A->getKind()) {
#define ATTR(X) \
case attr::X: \
OS << #X; \
break;
#include "clang/Basic/AttrList.inc"
}
OS << "Attr";
}
dumpPointer(A);
dumpSourceRange(A->getRange());
if (A->isInherited())
OS << " Inherited";
if (A->isImplicit())
OS << " Implicit";
ConstAttrVisitor<TextNodeDumper>::Visit(A);
}
void TextNodeDumper::Visit(const TemplateArgument &TA, SourceRange R,
const Decl *From, StringRef Label) {
OS << "TemplateArgument";
if (R.isValid())
dumpSourceRange(R);
if (From)
dumpDeclRef(From, Label);
ConstTemplateArgumentVisitor<TextNodeDumper>::Visit(TA);
}
void TextNodeDumper::Visit(const Stmt *Node) {
if (!Node) {
ColorScope Color(OS, ShowColors, NullColor);
OS << "<<<NULL>>>";
return;
}
{
ColorScope Color(OS, ShowColors, StmtColor);
OS << Node->getStmtClassName();
}
dumpPointer(Node);
dumpSourceRange(Node->getSourceRange());
if (const auto *E = dyn_cast<Expr>(Node)) {
dumpType(E->getType());
if (E->containsErrors()) {
ColorScope Color(OS, ShowColors, ErrorsColor);
OS << " contains-errors";
}
{
ColorScope Color(OS, ShowColors, ValueKindColor);
switch (E->getValueKind()) {
case VK_PRValue:
break;
case VK_LValue:
OS << " lvalue";
break;
case VK_XValue:
OS << " xvalue";
break;
}
}
{
ColorScope Color(OS, ShowColors, ObjectKindColor);
switch (E->getObjectKind()) {
case OK_Ordinary:
break;
case OK_BitField:
OS << " bitfield";
break;
case OK_ObjCProperty:
OS << " objcproperty";
break;
case OK_ObjCSubscript:
OS << " objcsubscript";
break;
case OK_VectorComponent:
OS << " vectorcomponent";
break;
case OK_MatrixComponent:
OS << " matrixcomponent";
break;
}
}
}
ConstStmtVisitor<TextNodeDumper>::Visit(Node);
}
void TextNodeDumper::Visit(const Type *T) {
if (!T) {
ColorScope Color(OS, ShowColors, NullColor);
OS << "<<<NULL>>>";
return;
}
if (isa<LocInfoType>(T)) {
{
ColorScope Color(OS, ShowColors, TypeColor);
OS << "LocInfo Type";
}
dumpPointer(T);
return;
}
{
ColorScope Color(OS, ShowColors, TypeColor);
OS << T->getTypeClassName() << "Type";
}
dumpPointer(T);
OS << " ";
dumpBareType(QualType(T, 0), false);
QualType SingleStepDesugar =
T->getLocallyUnqualifiedSingleStepDesugaredType();
if (SingleStepDesugar != QualType(T, 0))
OS << " sugar";
if (T->containsErrors()) {
ColorScope Color(OS, ShowColors, ErrorsColor);
OS << " contains-errors";
}
if (T->isDependentType())
OS << " dependent";
else if (T->isInstantiationDependentType())
OS << " instantiation_dependent";
if (T->isVariablyModifiedType())
OS << " variably_modified";
if (T->containsUnexpandedParameterPack())
OS << " contains_unexpanded_pack";
if (T->isFromAST())
OS << " imported";
TypeVisitor<TextNodeDumper>::Visit(T);
}
void TextNodeDumper::Visit(QualType T) {
OS << "QualType";
dumpPointer(T.getAsOpaquePtr());
OS << " ";
dumpBareType(T, false);
OS << " " << T.split().Quals.getAsString();
}
void TextNodeDumper::VisitReturnType(QualType T) {
OS << "ReturnType";
dumpPointer(T.getAsOpaquePtr());
OS << " ";
dumpBareType(T, false);
OS << " " << T.split().Quals.getAsString();
}
void TextNodeDumper::Visit(const Decl *D) {
if (!D) {
ColorScope Color(OS, ShowColors, NullColor);
OS << "<<<NULL>>>";
return;
}
{
ColorScope Color(OS, ShowColors, DeclKindNameColor);
OS << D->getDeclKindName() << "Decl";
}
dumpPointer(D);
if (D->getLexicalDeclContext() != D->getDeclContext())
OS << " parent " << cast<Decl>(D->getDeclContext());
dumpPreviousDecl(OS, D);
dumpSourceRange(D->getSourceRange());
OS << ' ';
dumpLocation(D->getLocation());
if (D->isFromASTFile())
OS << " imported";
if (Module *M = D->getOwningModule())
OS << " in " << M->getFullModuleName();
if (auto *ND = dyn_cast<NamedDecl>(D))
for (Module *M : D->getASTContext().getModulesWithMergedDefinition(
const_cast<NamedDecl *>(ND)))
AddChild([=] { OS << "also in " << M->getFullModuleName(); });
if (const NamedDecl *ND = dyn_cast<NamedDecl>(D))
if (!ND->isUnconditionallyVisible())
OS << " hidden";
if (D->isImplicit())
OS << " implicit";
if (D->isUsed())
OS << " used";
else if (D->isThisDeclarationReferenced())
OS << " referenced";
if (D->isInvalidDecl())
OS << " invalid";
if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
if (FD->isConstexprSpecified())
OS << " constexpr";
if (FD->isConsteval())
OS << " consteval";
if (FD->isMultiVersion())
OS << " multiversion";
}
if (!isa<FunctionDecl>(*D)) {
const auto *MD = dyn_cast<ObjCMethodDecl>(D);
if (!MD || !MD->isThisDeclarationADefinition()) {
const auto *DC = dyn_cast<DeclContext>(D);
if (DC && DC->hasExternalLexicalStorage()) {
ColorScope Color(OS, ShowColors, UndeserializedColor);
OS << " <undeserialized declarations>";
}
}
}
ConstDeclVisitor<TextNodeDumper>::Visit(D);
}
void TextNodeDumper::Visit(const CXXCtorInitializer *Init) {
OS << "CXXCtorInitializer";
if (Init->isAnyMemberInitializer()) {
OS << ' ';
dumpBareDeclRef(Init->getAnyMember());
} else if (Init->isBaseInitializer()) {
dumpType(QualType(Init->getBaseClass(), 0));
} else if (Init->isDelegatingInitializer()) {
dumpType(Init->getTypeSourceInfo()->getType());
} else {
llvm_unreachable("Unknown initializer type");
}
}
void TextNodeDumper::Visit(const BlockDecl::Capture &C) {
OS << "capture";
if (C.isByRef())
OS << " byref";
if (C.isNested())
OS << " nested";
if (C.getVariable()) {
OS << ' ';
dumpBareDeclRef(C.getVariable());
}
}
void TextNodeDumper::Visit(const OMPClause *C) {
if (!C) {
ColorScope Color(OS, ShowColors, NullColor);
OS << "<<<NULL>>> OMPClause";
return;
}
{
ColorScope Color(OS, ShowColors, AttrColor);
StringRef ClauseName(llvm::omp::getOpenMPClauseName(C->getClauseKind()));
OS << "OMP" << ClauseName.substr(/*Start=*/0, /*N=*/1).upper()
<< ClauseName.drop_front() << "Clause";
}
dumpPointer(C);
dumpSourceRange(SourceRange(C->getBeginLoc(), C->getEndLoc()));
if (C->isImplicit())
OS << " <implicit>";
}
void TextNodeDumper::Visit(const GenericSelectionExpr::ConstAssociation &A) {
const TypeSourceInfo *TSI = A.getTypeSourceInfo();
if (TSI) {
OS << "case ";
dumpType(TSI->getType());
} else {
OS << "default";
}
if (A.isSelected())
OS << " selected";
}
void TextNodeDumper::Visit(const concepts::Requirement *R) {
if (!R) {
ColorScope Color(OS, ShowColors, NullColor);
OS << "<<<NULL>>> Requirement";
return;
}
{
ColorScope Color(OS, ShowColors, StmtColor);
switch (R->getKind()) {
case concepts::Requirement::RK_Type:
OS << "TypeRequirement";
break;
case concepts::Requirement::RK_Simple:
OS << "SimpleRequirement";
break;
case concepts::Requirement::RK_Compound:
OS << "CompoundRequirement";
break;
case concepts::Requirement::RK_Nested:
OS << "NestedRequirement";
break;
}
}
dumpPointer(R);
if (auto *ER = dyn_cast<concepts::ExprRequirement>(R)) {
if (ER->hasNoexceptRequirement())
OS << " noexcept";
}
if (R->isDependent())
OS << " dependent";
else
OS << (R->isSatisfied() ? " satisfied" : " unsatisfied");
if (R->containsUnexpandedParameterPack())
OS << " contains_unexpanded_pack";
}
static double GetApproxValue(const llvm::APFloat &F) {
llvm::APFloat V = F;
bool ignored;
V.convert(llvm::APFloat::IEEEdouble(), llvm::APFloat::rmNearestTiesToEven,
&ignored);
return V.convertToDouble();
}
/// True if the \p APValue \p Value can be folded onto the current line.
static bool isSimpleAPValue(const APValue &Value) {
switch (Value.getKind()) {
case APValue::None:
case APValue::Indeterminate:
case APValue::Int:
case APValue::Float:
case APValue::FixedPoint:
case APValue::ComplexInt:
case APValue::ComplexFloat:
case APValue::LValue:
case APValue::MemberPointer:
case APValue::AddrLabelDiff:
return true;
case APValue::Vector:
case APValue::Array:
case APValue::Struct:
return false;
case APValue::Union:
return isSimpleAPValue(Value.getUnionValue());
}
llvm_unreachable("unexpected APValue kind!");
}
/// Dump the children of the \p APValue \p Value.
///
/// \param[in] Value The \p APValue to visit
/// \param[in] Ty The \p QualType passed to \p Visit
///
/// \param[in] IdxToChildFun A function mapping an \p APValue and an index
/// to one of the child of the \p APValue
///
/// \param[in] NumChildren \p IdxToChildFun will be called on \p Value with
/// the indices in the range \p [0,NumChildren(
///
/// \param[in] LabelSingular The label to use on a line with a single child
/// \param[in] LabelPlurial The label to use on a line with multiple children
void TextNodeDumper::dumpAPValueChildren(
const APValue &Value, QualType Ty,
const APValue &(*IdxToChildFun)(const APValue &, unsigned),
unsigned NumChildren, StringRef LabelSingular, StringRef LabelPlurial) {
// To save some vertical space we print up to MaxChildrenPerLine APValues
// considered to be simple (by isSimpleAPValue) on a single line.
constexpr unsigned MaxChildrenPerLine = 4;
unsigned I = 0;
while (I < NumChildren) {
unsigned J = I;
while (J < NumChildren) {
if (isSimpleAPValue(IdxToChildFun(Value, J)) &&
(J - I < MaxChildrenPerLine)) {
++J;
continue;
}
break;
}
J = std::max(I + 1, J);
// Print [I,J) on a single line.
AddChild(J - I > 1 ? LabelPlurial : LabelSingular, [=]() {
for (unsigned X = I; X < J; ++X) {
Visit(IdxToChildFun(Value, X), Ty);
if (X + 1 != J)
OS << ", ";
}
});
I = J;
}
}
void TextNodeDumper::Visit(const APValue &Value, QualType Ty) {
ColorScope Color(OS, ShowColors, ValueKindColor);
switch (Value.getKind()) {
case APValue::None:
OS << "None";
return;
case APValue::Indeterminate:
OS << "Indeterminate";
return;
case APValue::Int:
OS << "Int ";
{
ColorScope Color(OS, ShowColors, ValueColor);
OS << Value.getInt();
}
return;
case APValue::Float:
OS << "Float ";
{
ColorScope Color(OS, ShowColors, ValueColor);
OS << GetApproxValue(Value.getFloat());
}
return;
case APValue::FixedPoint:
OS << "FixedPoint ";
{
ColorScope Color(OS, ShowColors, ValueColor);
OS << Value.getFixedPoint();
}
return;
case APValue::Vector: {
unsigned VectorLength = Value.getVectorLength();
OS << "Vector length=" << VectorLength;
dumpAPValueChildren(
Value, Ty,
[](const APValue &Value, unsigned Index) -> const APValue & {
return Value.getVectorElt(Index);
},
VectorLength, "element", "elements");
return;
}
case APValue::ComplexInt:
OS << "ComplexInt ";
{
ColorScope Color(OS, ShowColors, ValueColor);
OS << Value.getComplexIntReal() << " + " << Value.getComplexIntImag()
<< 'i';
}
return;
case APValue::ComplexFloat:
OS << "ComplexFloat ";
{
ColorScope Color(OS, ShowColors, ValueColor);
OS << GetApproxValue(Value.getComplexFloatReal()) << " + "
<< GetApproxValue(Value.getComplexFloatImag()) << 'i';
}
return;
case APValue::LValue:
(void)Context;
OS << "LValue <todo>";
return;
case APValue::Array: {
unsigned ArraySize = Value.getArraySize();
unsigned NumInitializedElements = Value.getArrayInitializedElts();
OS << "Array size=" << ArraySize;
dumpAPValueChildren(
Value, Ty,
[](const APValue &Value, unsigned Index) -> const APValue & {
return Value.getArrayInitializedElt(Index);
},
NumInitializedElements, "element", "elements");
if (Value.hasArrayFiller()) {
AddChild("filler", [=] {
{
ColorScope Color(OS, ShowColors, ValueColor);
OS << ArraySize - NumInitializedElements << " x ";
}
Visit(Value.getArrayFiller(), Ty);
});
}
return;
}
case APValue::Struct: {
OS << "Struct";
dumpAPValueChildren(
Value, Ty,
[](const APValue &Value, unsigned Index) -> const APValue & {
return Value.getStructBase(Index);
},
Value.getStructNumBases(), "base", "bases");
dumpAPValueChildren(
Value, Ty,
[](const APValue &Value, unsigned Index) -> const APValue & {
return Value.getStructField(Index);
},
Value.getStructNumFields(), "field", "fields");
return;
}
case APValue::Union: {
OS << "Union";
{
ColorScope Color(OS, ShowColors, ValueColor);
if (const FieldDecl *FD = Value.getUnionField())
OS << " ." << *cast<NamedDecl>(FD);
}
// If the union value is considered to be simple, fold it into the
// current line to save some vertical space.
const APValue &UnionValue = Value.getUnionValue();
if (isSimpleAPValue(UnionValue)) {
OS << ' ';
Visit(UnionValue, Ty);
} else {
AddChild([=] { Visit(UnionValue, Ty); });
}
return;
}
case APValue::MemberPointer:
OS << "MemberPointer <todo>";
return;
case APValue::AddrLabelDiff:
OS << "AddrLabelDiff <todo>";
return;
}
llvm_unreachable("Unknown APValue kind!");
}
void TextNodeDumper::dumpPointer(const void *Ptr) {
ColorScope Color(OS, ShowColors, AddressColor);
OS << ' ' << Ptr;
}
void TextNodeDumper::dumpLocation(SourceLocation Loc) {
if (!SM)
return;
ColorScope Color(OS, ShowColors, LocationColor);
SourceLocation SpellingLoc = SM->getSpellingLoc(Loc);
// The general format we print out is filename:line:col, but we drop pieces
// that haven't changed since the last loc printed.
PresumedLoc PLoc = SM->getPresumedLoc(SpellingLoc);
if (PLoc.isInvalid()) {
OS << "<invalid sloc>";
return;
}
if (strcmp(PLoc.getFilename(), LastLocFilename) != 0) {
OS << PLoc.getFilename() << ':' << PLoc.getLine() << ':'
<< PLoc.getColumn();
LastLocFilename = PLoc.getFilename();
LastLocLine = PLoc.getLine();
} else if (PLoc.getLine() != LastLocLine) {
OS << "line" << ':' << PLoc.getLine() << ':' << PLoc.getColumn();
LastLocLine = PLoc.getLine();
} else {
OS << "col" << ':' << PLoc.getColumn();
}
}
void TextNodeDumper::dumpSourceRange(SourceRange R) {
// Can't translate locations if a SourceManager isn't available.
if (!SM)
return;
OS << " <";
dumpLocation(R.getBegin());
if (R.getBegin() != R.getEnd()) {
OS << ", ";
dumpLocation(R.getEnd());
}
OS << ">";
// <t2.c:123:421[blah], t2.c:412:321>
}
void TextNodeDumper::dumpBareType(QualType T, bool Desugar) {
ColorScope Color(OS, ShowColors, TypeColor);
SplitQualType T_split = T.split();
OS << "'" << QualType::getAsString(T_split, PrintPolicy) << "'";
if (Desugar && !T.isNull()) {
// If the type is sugared, also dump a (shallow) desugared type.
SplitQualType D_split = T.getSplitDesugaredType();
if (T_split != D_split)
OS << ":'" << QualType::getAsString(D_split, PrintPolicy) << "'";
}
}
void TextNodeDumper::dumpType(QualType T) {
OS << ' ';
dumpBareType(T);
}
void TextNodeDumper::dumpBareDeclRef(const Decl *D) {
if (!D) {
ColorScope Color(OS, ShowColors, NullColor);
OS << "<<<NULL>>>";
return;
}
{
ColorScope Color(OS, ShowColors, DeclKindNameColor);
OS << D->getDeclKindName();
}
dumpPointer(D);
if (const NamedDecl *ND = dyn_cast<NamedDecl>(D)) {
ColorScope Color(OS, ShowColors, DeclNameColor);
OS << " '" << ND->getDeclName() << '\'';
}
if (const ValueDecl *VD = dyn_cast<ValueDecl>(D))
dumpType(VD->getType());
}
void TextNodeDumper::dumpName(const NamedDecl *ND) {
if (ND->getDeclName()) {
ColorScope Color(OS, ShowColors, DeclNameColor);
OS << ' ' << ND->getDeclName();
}
}
void TextNodeDumper::dumpAccessSpecifier(AccessSpecifier AS) {
const auto AccessSpelling = getAccessSpelling(AS);
if (AccessSpelling.empty())
return;
OS << AccessSpelling;
}
void TextNodeDumper::dumpCleanupObject(
const ExprWithCleanups::CleanupObject &C) {
if (auto *BD = C.dyn_cast<BlockDecl *>())
dumpDeclRef(BD, "cleanup");
else if (auto *CLE = C.dyn_cast<CompoundLiteralExpr *>())
AddChild([=] {
OS << "cleanup ";
{
ColorScope Color(OS, ShowColors, StmtColor);
OS << CLE->getStmtClassName();
}
dumpPointer(CLE);
});
else
llvm_unreachable("unexpected cleanup type");
}
void TextNodeDumper::dumpDeclRef(const Decl *D, StringRef Label) {
if (!D)
return;
AddChild([=] {
if (!Label.empty())
OS << Label << ' ';
dumpBareDeclRef(D);
});
}
const char *TextNodeDumper::getCommandName(unsigned CommandID) {
if (Traits)
return Traits->getCommandInfo(CommandID)->Name;
const comments::CommandInfo *Info =
comments::CommandTraits::getBuiltinCommandInfo(CommandID);
if (Info)
return Info->Name;
return "<not a builtin command>";
}
void TextNodeDumper::printFPOptions(FPOptionsOverride FPO) {
#define OPTION(NAME, TYPE, WIDTH, PREVIOUS) \
if (FPO.has##NAME##Override()) \
OS << " " #NAME "=" << FPO.get##NAME##Override();
#include "clang/Basic/FPOptions.def"
}
void TextNodeDumper::visitTextComment(const comments::TextComment *C,
const comments::FullComment *) {
OS << " Text=\"" << C->getText() << "\"";
}
void TextNodeDumper::visitInlineCommandComment(
const comments::InlineCommandComment *C, const comments::FullComment *) {
OS << " Name=\"" << getCommandName(C->getCommandID()) << "\"";
switch (C->getRenderKind()) {
case comments::InlineCommandComment::RenderNormal:
OS << " RenderNormal";
break;
case comments::InlineCommandComment::RenderBold:
OS << " RenderBold";
break;
case comments::InlineCommandComment::RenderMonospaced:
OS << " RenderMonospaced";
break;
case comments::InlineCommandComment::RenderEmphasized:
OS << " RenderEmphasized";
break;
case comments::InlineCommandComment::RenderAnchor:
OS << " RenderAnchor";
break;
}
for (unsigned i = 0, e = C->getNumArgs(); i != e; ++i)
OS << " Arg[" << i << "]=\"" << C->getArgText(i) << "\"";
}
void TextNodeDumper::visitHTMLStartTagComment(
const comments::HTMLStartTagComment *C, const comments::FullComment *) {
OS << " Name=\"" << C->getTagName() << "\"";
if (C->getNumAttrs() != 0) {
OS << " Attrs: ";
for (unsigned i = 0, e = C->getNumAttrs(); i != e; ++i) {
const comments::HTMLStartTagComment::Attribute &Attr = C->getAttr(i);
OS << " \"" << Attr.Name << "=\"" << Attr.Value << "\"";
}
}
if (C->isSelfClosing())
OS << " SelfClosing";
}
void TextNodeDumper::visitHTMLEndTagComment(
const comments::HTMLEndTagComment *C, const comments::FullComment *) {
OS << " Name=\"" << C->getTagName() << "\"";
}
void TextNodeDumper::visitBlockCommandComment(
const comments::BlockCommandComment *C, const comments::FullComment *) {
OS << " Name=\"" << getCommandName(C->getCommandID()) << "\"";
for (unsigned i = 0, e = C->getNumArgs(); i != e; ++i)
OS << " Arg[" << i << "]=\"" << C->getArgText(i) << "\"";
}
void TextNodeDumper::visitParamCommandComment(
const comments::ParamCommandComment *C, const comments::FullComment *FC) {
OS << " "
<< comments::ParamCommandComment::getDirectionAsString(C->getDirection());
if (C->isDirectionExplicit())
OS << " explicitly";
else
OS << " implicitly";
if (C->hasParamName()) {
if (C->isParamIndexValid())
OS << " Param=\"" << C->getParamName(FC) << "\"";
else
OS << " Param=\"" << C->getParamNameAsWritten() << "\"";
}
if (C->isParamIndexValid() && !C->isVarArgParam())
OS << " ParamIndex=" << C->getParamIndex();
}
void TextNodeDumper::visitTParamCommandComment(
const comments::TParamCommandComment *C, const comments::FullComment *FC) {
if (C->hasParamName()) {
if (C->isPositionValid())
OS << " Param=\"" << C->getParamName(FC) << "\"";
else
OS << " Param=\"" << C->getParamNameAsWritten() << "\"";
}
if (C->isPositionValid()) {
OS << " Position=<";
for (unsigned i = 0, e = C->getDepth(); i != e; ++i) {
OS << C->getIndex(i);
if (i != e - 1)
OS << ", ";
}
OS << ">";
}
}
void TextNodeDumper::visitVerbatimBlockComment(
const comments::VerbatimBlockComment *C, const comments::FullComment *) {
OS << " Name=\"" << getCommandName(C->getCommandID())
<< "\""
" CloseName=\""
<< C->getCloseName() << "\"";
}
void TextNodeDumper::visitVerbatimBlockLineComment(
const comments::VerbatimBlockLineComment *C,
const comments::FullComment *) {
OS << " Text=\"" << C->getText() << "\"";
}
void TextNodeDumper::visitVerbatimLineComment(
const comments::VerbatimLineComment *C, const comments::FullComment *) {
OS << " Text=\"" << C->getText() << "\"";
}
void TextNodeDumper::VisitNullTemplateArgument(const TemplateArgument &) {
OS << " null";
}
void TextNodeDumper::VisitTypeTemplateArgument(const TemplateArgument &TA) {
OS << " type";
dumpType(TA.getAsType());
}
void TextNodeDumper::VisitDeclarationTemplateArgument(
const TemplateArgument &TA) {
OS << " decl";
dumpDeclRef(TA.getAsDecl());
}
void TextNodeDumper::VisitNullPtrTemplateArgument(const TemplateArgument &) {
OS << " nullptr";
}
void TextNodeDumper::VisitIntegralTemplateArgument(const TemplateArgument &TA) {
OS << " integral " << TA.getAsIntegral();
}
void TextNodeDumper::VisitTemplateTemplateArgument(const TemplateArgument &TA) {
if (TA.getAsTemplate().getKind() == TemplateName::UsingTemplate)
OS << " using";
OS << " template ";
TA.getAsTemplate().dump(OS);
}
void TextNodeDumper::VisitTemplateExpansionTemplateArgument(
const TemplateArgument &TA) {
if (TA.getAsTemplateOrTemplatePattern().getKind() ==
TemplateName::UsingTemplate)
OS << " using";
OS << " template expansion ";
TA.getAsTemplateOrTemplatePattern().dump(OS);
}
void TextNodeDumper::VisitExpressionTemplateArgument(const TemplateArgument &) {
OS << " expr";
}
void TextNodeDumper::VisitPackTemplateArgument(const TemplateArgument &) {
OS << " pack";
}
static void dumpBasePath(raw_ostream &OS, const CastExpr *Node) {
if (Node->path_empty())
return;
OS << " (";
bool First = true;
for (CastExpr::path_const_iterator I = Node->path_begin(),
E = Node->path_end();
I != E; ++I) {
const CXXBaseSpecifier *Base = *I;
if (!First)
OS << " -> ";
const auto *RD =
cast<CXXRecordDecl>(Base->getType()->castAs<RecordType>()->getDecl());
if (Base->isVirtual())
OS << "virtual ";
OS << RD->getName();
First = false;
}
OS << ')';
}
void TextNodeDumper::VisitIfStmt(const IfStmt *Node) {
if (Node->hasInitStorage())
OS << " has_init";
if (Node->hasVarStorage())
OS << " has_var";
if (Node->hasElseStorage())
OS << " has_else";
if (Node->isConstexpr())
OS << " constexpr";
if (Node->isConsteval()) {
OS << " ";
if (Node->isNegatedConsteval())
OS << "!";
OS << "consteval";
}
}
void TextNodeDumper::VisitSwitchStmt(const SwitchStmt *Node) {
if (Node->hasInitStorage())
OS << " has_init";
if (Node->hasVarStorage())
OS << " has_var";
}
void TextNodeDumper::VisitWhileStmt(const WhileStmt *Node) {
if (Node->hasVarStorage())
OS << " has_var";
}
void TextNodeDumper::VisitLabelStmt(const LabelStmt *Node) {
OS << " '" << Node->getName() << "'";
if (Node->isSideEntry())
OS << " side_entry";
}
void TextNodeDumper::VisitGotoStmt(const GotoStmt *Node) {
OS << " '" << Node->getLabel()->getName() << "'";
dumpPointer(Node->getLabel());
}
void TextNodeDumper::VisitCaseStmt(const CaseStmt *Node) {
if (Node->caseStmtIsGNURange())