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Showing content from https://clang.llvm.org/doxygen/ASTSelection_8cpp_source.html below:

clang: lib/Tooling/Refactoring/ASTSelection.cpp Source File

;

tooling;

(!isa<ObjCImplDecl>(

))

R.

(), tok::raw_identifier,

, LangOpts,

ASTSelectionFinder

SelectionBegin(Selection.getBegin()),

SelectionEnd(Selection.getBegin() == Selection.getEnd()

: Selection.getEnd()),

TargetFile(TargetFile), Context(Context) {

SelectionStack.push_back(

SourceSelectionKind::None));

std::optional<SelectedASTNode> getSelectedASTNode() {

assert(SelectionStack.size() == 1 &&

);

SelectionStack.pop_back();

(Result.Children.empty())

std::move(Result);

(!LookThroughOpaqueValueExprs)

(isa<TranslationUnitDecl>(

))

FileLoc = DeclRange.

();

FileLoc =

.getSpellingLoc(DeclRange.

());

(

.getFileID(FileLoc) != TargetFile)

selectionKindFor(getLexicalDeclRange(

,

, Context.

()));

SelectionStack.push_back(

popAndAddToSelectionIfSelected(SelectionKind);

.isBeforeInTranslationUnit(SelectionEnd.isValid() ? SelectionEnd

(

*Opaque = dyn_cast<OpaqueValueExpr>(S))

TraverseOpaqueValueExpr(Opaque);

(

*TE = dyn_cast<CXXThisExpr>(S)) {

(TE->isImplicit())

SelectionStack.push_back(

popAndAddToSelectionIfSelected(SelectionKind);

SelectionStack.pop_back();

(SelectionKind != SourceSelectionKind::None || !

.Children.empty())

SelectionStack.back().Children.push_back(std::move(

));

(

.isTokenRange())

SourceSelectionKind::None;

(!SelectionEnd.isValid()) {

(

.isPointWithin(SelectionBegin,

.getBegin(), End))

SourceSelectionKind::ContainsSelection;

SourceSelectionKind::None;

HasStart =

.isPointWithin(SelectionBegin,

.getBegin(), End);

HasEnd =

.isPointWithin(SelectionEnd,

.getBegin(), End);

(HasStart && HasEnd)

SourceSelectionKind::ContainsSelection;

(

.isPointWithin(

.getBegin(), SelectionBegin, SelectionEnd) &&

.isPointWithin(End, SelectionBegin, SelectionEnd))

SourceSelectionKind::InsideSelection;

(HasStart && SelectionBegin != End)

SourceSelectionKind::ContainsSelectionStart;

(HasEnd && SelectionEnd !=

.getBegin())

SourceSelectionKind::ContainsSelectionEnd;

SourceSelectionKind::None;

std::vector<SelectedASTNode> SelectionStack;

LookThroughOpaqueValueExprs =

;

std::optional<SelectedASTNode>

assert(SelectionRange.

() &&

SelectionRange.

()) &&

);

);

ASTSelectionFinder Visitor(SelectionRange, TargetFile, Context);

Visitor.getSelectedASTNode();

SourceSelectionKind::None:

SourceSelectionKind::ContainsSelection:

;

SourceSelectionKind::ContainsSelectionStart:

;

SourceSelectionKind::ContainsSelectionEnd:

;

SourceSelectionKind::InsideSelection:

llvm_unreachable(

);

Indent = 0) {

OS.indent(Indent * 2);

(

*ND = dyn_cast<NamedDecl>(

))

OS <<

<< ND->getDeclName() <<

;

OS << S->getStmtClassName();

(

&Child :

.Children)

(Child, OS, Indent + 1);

(

&Child :

.Children) {

(Child.SelectionKind == Kind)

SelectedNodeWithParents {

SelectionCanonicalizationAction { KeepSelection, SelectParent };

SelectionCanonicalizationAction

getSelectionCanonizalizationAction(

*S,

*

) {

(isa<StringLiteral>(S) && isa<ObjCStringLiteral>(

))

(

*CE = dyn_cast<CallExpr>(

)) {

((isa<MemberExpr>(S) || isa<DeclRefExpr>(S)) &&

CE->getCallee()->IgnoreImpCasts() == S)

KeepSelection;

SelectedNodeWithParents::canonicalize() {

assert(S &&

);

*

= Parents[Parents.size() - 1].get().Node.get<

>();

ParentIndex = 1;

(; (ParentIndex + 1) <= Parents.size() && isa<ImplicitCastExpr>(

);

*NewParent =

Parents[Parents.size() - ParentIndex - 1].get().Node.get<

>();

(getSelectionCanonizalizationAction(S,

)) {

= Parents[Parents.size() - ParentIndex];

(; ParentIndex != 0; --ParentIndex)

(

&Child : ASTSelection.

) {

MatchingNodes.push_back(SelectedNodeWithParents{

std::cref(ASTSelection), {ParentStack.begin(), ParentStack.end()}});

MatchingNodes.push_back(SelectedNodeWithParents{

std::cref(ASTSelection), {ParentStack.begin(), ParentStack.end()}});

ParentStack.push_back(std::cref(ASTSelection));

(

&Child : ASTSelection.

)

ParentStack.pop_back();

std::optional<CodeRangeASTSelection>

(ContainSelection.size() != 1)

SelectedNodeWithParents &Selected = ContainSelection[0];

(!Selected.Node.get().Node.get<

>())

*CodeRangeStmt = Selected.Node.get().Node.get<

>();

(!isa<CompoundStmt>(CodeRangeStmt)) {

Selected.canonicalize();

Selected.Parents.push_back(Selected.Node);

isa<FunctionDecl>(

) || isa<ObjCMethodDecl>(

);

IsPrevCompound =

;

(

&

: llvm::reverse(Parents)) {

IsPrevCompound;

(isa<TypeDecl>(

))

(

&

: llvm::reverse(Parents)) {

static bool isFunctionLikeDeclaration(const Decl *D)

static const char * selectionKindToString(SourceSelectionKind Kind)

static void dump(const SelectedASTNode &Node, llvm::raw_ostream &OS, unsigned Indent=0)

static void findDeepestWithKind(const SelectedASTNode &ASTSelection, llvm::SmallVectorImpl< SelectedNodeWithParents > &MatchingNodes, SourceSelectionKind Kind, llvm::SmallVectorImpl< SelectedASTNode::ReferenceType > &ParentStack)

Finds the set of bottom-most selected AST nodes that are in the selection tree with the specified sel...

static bool hasAnyDirectChildrenWithKind(const SelectedASTNode &Node, SourceSelectionKind Kind)

Returns true if the given node has any direct children with the following selection kind.

Holds long-lived AST nodes (such as types and decls) that can be referred to throughout the semantic ...

SourceManager & getSourceManager()

TranslationUnitDecl * getTranslationUnitDecl() const

const LangOptions & getLangOpts() const

Represents a character-granular source range.

static CharSourceRange getCharRange(SourceRange R)

static CharSourceRange getTokenRange(SourceRange R)

CompoundStmt - This represents a group of statements like { stmt stmt }.

DeclStmt - Adaptor class for mixing declarations with statements and expressions.

Decl - This represents one declaration (or definition), e.g.

bool isImplicit() const

isImplicit - Indicates whether the declaration was implicitly generated by the implementation.

const char * getDeclKindName() const

virtual SourceRange getSourceRange() const LLVM_READONLY

Source range that this declaration covers.

A dynamically typed AST node container.

const T * get() const

Retrieve the stored node as type T.

static DynTypedNode create(const T &Node)

Creates a DynTypedNode from Node.

An opaque identifier used by SourceManager which refers to a source file (MemoryBuffer) along with it...

Keeps track of the various options that can be enabled, which controls the dialect of C or C++ that i...

static SourceLocation findLocationAfterToken(SourceLocation loc, tok::TokenKind TKind, const SourceManager &SM, const LangOptions &LangOpts, bool SkipTrailingWhitespaceAndNewLine)

Checks that the given token is the first token that occurs after the given location (this excludes co...

static SourceLocation getLocForEndOfToken(SourceLocation Loc, unsigned Offset, const SourceManager &SM, const LangOptions &LangOpts)

Computes the source location just past the end of the token at this source location.

A RecursiveASTVisitor subclass that guarantees that AST traversal is performed in a lexical order (i....

OpaqueValueExpr - An expression referring to an opaque object of a fixed type and value class.

PseudoObjectExpr - An expression which accesses a pseudo-object l-value.

bool TraverseStmt(Stmt *S, DataRecursionQueue *Queue=nullptr)

Recursively visit a statement or expression, by dispatching to Traverse*() based on the argument's dy...

bool TraverseDecl(Decl *D)

Recursively visit a declaration, by dispatching to Traverse*Decl() based on the argument's dynamic ty...

Encodes a location in the source.

static bool isPairOfFileLocations(SourceLocation Start, SourceLocation End)

bool isValid() const

Return true if this is a valid SourceLocation object.

This class handles loading and caching of source files into memory.

FileID getFileID(SourceLocation SpellingLoc) const

Return the FileID for a SourceLocation.

A trivial tuple used to represent a source range.

SourceLocation getEnd() const

SourceLocation getBegin() const

Stmt - This represents one statement.

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

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