Merge commit 'origin/1.3'

Conflicts:
	src/plugins/debugger/gdb/gdbengine.cpp
Needed changes:
        src/plugins/qt4projectmanager/qtversionmanager.cpp
This commit is contained in:
con
2009-10-27 18:23:58 +01:00
52 changed files with 1560 additions and 774 deletions

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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/
#include "FindUsages.h"
#include "TypeOfExpression.h"
#include <Control.h>
#include <Literals.h>
#include <Names.h>
#include <Symbols.h>
#include <AST.h>
#include <QtCore/QDir>
using namespace CPlusPlus;
FindUsages::FindUsages(Document::Ptr doc, const Snapshot &snapshot, QFutureInterface<Usage> *future)
: ASTVisitor(doc->control()),
_future(future),
_doc(doc),
_snapshot(snapshot),
_source(_doc->source()),
_sem(doc->control()),
_inSimpleDeclaration(0)
{
_snapshot.insert(_doc);
}
void FindUsages::setGlobalNamespaceBinding(NamespaceBindingPtr globalNamespaceBinding)
{
_globalNamespaceBinding = globalNamespaceBinding;
}
QList<int> FindUsages::operator()(Symbol *symbol, Identifier *id, AST *ast)
{
_references.clear();
_declSymbol = symbol;
_id = id;
_exprDoc = Document::create("<references>");
accept(ast);
return _references;
}
QString FindUsages::matchingLine(const Token &tk) const
{
const char *beg = _source.constData();
const char *cp = beg + tk.offset;
for (; cp != beg - 1; --cp) {
if (*cp == '\n')
break;
}
++cp;
const char *lineEnd = cp + 1;
for (; *lineEnd; ++lineEnd) {
if (*lineEnd == '\n')
break;
}
const QString matchingLine = QString::fromUtf8(cp, lineEnd - cp);
return matchingLine;
}
void FindUsages::reportResult(unsigned tokenIndex, const QList<Symbol *> &candidates)
{
const bool isStrongResult = checkCandidates(candidates);
if (isStrongResult)
reportResult(tokenIndex);
}
void FindUsages::reportResult(unsigned tokenIndex)
{
const Token &tk = tokenAt(tokenIndex);
const QString lineText = matchingLine(tk);
unsigned line, col;
getTokenStartPosition(tokenIndex, &line, &col);
if (col)
--col; // adjust the column position.
const int len = tk.f.length;
if (_future) {
const QString path = QDir::toNativeSeparators(_doc->fileName());
_future->reportResult(Usage(path, line, lineText, col, len));
}
_references.append(tokenIndex);
}
bool FindUsages::checkCandidates(const QList<Symbol *> &candidates) const
{
if (Symbol *canonicalSymbol = LookupContext::canonicalSymbol(candidates, _globalNamespaceBinding.data())) {
#if 0
Symbol *c = candidates.first();
qDebug() << "*** canonical symbol:" << canonicalSymbol->fileName()
<< canonicalSymbol->line() << canonicalSymbol->column()
<< "candidates:" << candidates.size()
<< c->fileName() << c->line() << c->column();
#endif
return checkSymbol(canonicalSymbol);
}
return false;
}
bool FindUsages::checkScope(Symbol *symbol, Symbol *otherSymbol) const
{
if (! (symbol && otherSymbol))
return false;
else if (symbol->scope() == otherSymbol->scope())
return true;
else if (symbol->name() && otherSymbol->name()) {
if (! symbol->name()->isEqualTo(otherSymbol->name()))
return false;
} else if (symbol->name() != otherSymbol->name()) {
return false;
}
return checkScope(symbol->enclosingSymbol(), otherSymbol->enclosingSymbol());
}
bool FindUsages::checkSymbol(Symbol *symbol) const
{
if (! symbol) {
return false;
} else if (symbol == _declSymbol) {
return true;
} else if (symbol->line() == _declSymbol->line() && symbol->column() == _declSymbol->column()) {
if (! qstrcmp(symbol->fileName(), _declSymbol->fileName()))
return true;
} else if (symbol->isForwardClassDeclaration() && (_declSymbol->isClass() ||
_declSymbol->isForwardClassDeclaration())) {
return checkScope(symbol, _declSymbol);
} else if (_declSymbol->isForwardClassDeclaration() && (symbol->isClass() ||
symbol->isForwardClassDeclaration())) {
return checkScope(symbol, _declSymbol);
}
return false;
}
LookupContext FindUsages::currentContext(AST *ast)
{
unsigned line, column;
getTokenStartPosition(ast->firstToken(), &line, &column);
Symbol *lastVisibleSymbol = _doc->findSymbolAt(line, column);
if (lastVisibleSymbol && lastVisibleSymbol == _previousContext.symbol())
return _previousContext;
LookupContext ctx(lastVisibleSymbol, _exprDoc, _doc, _snapshot);
_previousContext = ctx;
return ctx;
}
void FindUsages::ensureNameIsValid(NameAST *ast)
{
if (ast && ! ast->name)
ast->name = _sem.check(ast, /*scope = */ 0);
}
bool FindUsages::visit(MemInitializerAST *ast)
{
if (ast->name && ast->name->asSimpleName() != 0) {
ensureNameIsValid(ast->name);
SimpleNameAST *simple = ast->name->asSimpleName();
if (identifier(simple->identifier_token) == _id) {
LookupContext context = currentContext(ast);
const QList<Symbol *> candidates = context.resolve(simple->name);
reportResult(simple->identifier_token, candidates);
}
}
accept(ast->expression);
return false;
}
bool FindUsages::visit(PostfixExpressionAST *ast)
{
_postfixExpressionStack.append(ast);
return true;
}
void FindUsages::endVisit(PostfixExpressionAST *)
{
_postfixExpressionStack.removeLast();
}
bool FindUsages::visit(MemberAccessAST *ast)
{
if (ast->member_name) {
if (SimpleNameAST *simple = ast->member_name->asSimpleName()) {
if (identifier(simple->identifier_token) == _id) {
Q_ASSERT(! _postfixExpressionStack.isEmpty());
checkExpression(_postfixExpressionStack.last()->firstToken(),
simple->identifier_token);
return false;
}
}
}
return true;
}
void FindUsages::checkExpression(unsigned startToken, unsigned endToken)
{
const unsigned begin = tokenAt(startToken).begin();
const unsigned end = tokenAt(endToken).end();
const QString expression = _source.mid(begin, end - begin);
// qDebug() << "*** check expression:" << expression;
TypeOfExpression typeofExpression;
typeofExpression.setSnapshot(_snapshot);
unsigned line, column;
getTokenStartPosition(startToken, &line, &column);
Symbol *lastVisibleSymbol = _doc->findSymbolAt(line, column);
const QList<TypeOfExpression::Result> results =
typeofExpression(expression, _doc, lastVisibleSymbol,
TypeOfExpression::Preprocess);
QList<Symbol *> candidates;
foreach (TypeOfExpression::Result r, results) {
FullySpecifiedType ty = r.first;
Symbol *lastVisibleSymbol = r.second;
candidates.append(lastVisibleSymbol);
}
reportResult(endToken, candidates);
}
bool FindUsages::visit(QualifiedNameAST *ast)
{
for (NestedNameSpecifierAST *nested_name_specifier = ast->nested_name_specifier;
nested_name_specifier; nested_name_specifier = nested_name_specifier->next) {
if (NameAST *class_or_namespace_name = nested_name_specifier->class_or_namespace_name) {
SimpleNameAST *simple_name = class_or_namespace_name->asSimpleName();
TemplateIdAST *template_id = 0;
if (! simple_name) {
template_id = class_or_namespace_name->asTemplateId();
if (template_id) {
for (TemplateArgumentListAST *template_arguments = template_id->template_arguments;
template_arguments; template_arguments = template_arguments->next) {
accept(template_arguments->template_argument);
}
}
}
if (simple_name || template_id) {
const unsigned identifier_token = simple_name
? simple_name->identifier_token
: template_id->identifier_token;
if (identifier(identifier_token) == _id)
checkExpression(ast->firstToken(), identifier_token);
}
}
}
if (NameAST *unqualified_name = ast->unqualified_name) {
unsigned identifier_token = 0;
if (SimpleNameAST *simple_name = unqualified_name->asSimpleName())
identifier_token = simple_name->identifier_token;
else if (DestructorNameAST *dtor_name = unqualified_name->asDestructorName())
identifier_token = dtor_name->identifier_token;
TemplateIdAST *template_id = 0;
if (! identifier_token) {
template_id = unqualified_name->asTemplateId();
if (template_id) {
identifier_token = template_id->identifier_token;
for (TemplateArgumentListAST *template_arguments = template_id->template_arguments;
template_arguments; template_arguments = template_arguments->next) {
accept(template_arguments->template_argument);
}
}
}
if (identifier_token && identifier(identifier_token) == _id)
checkExpression(ast->firstToken(), identifier_token);
}
return false;
}
bool FindUsages::visit(EnumeratorAST *ast)
{
Identifier *id = identifier(ast->identifier_token);
if (id == _id) {
LookupContext context = currentContext(ast);
const QList<Symbol *> candidates = context.resolve(control()->nameId(id));
reportResult(ast->identifier_token, candidates);
}
accept(ast->expression);
return false;
}
bool FindUsages::visit(SimpleNameAST *ast)
{
Identifier *id = identifier(ast->identifier_token);
if (id == _id) {
LookupContext context = currentContext(ast);
const QList<Symbol *> candidates = context.resolve(ast->name);
reportResult(ast->identifier_token, candidates);
}
return false;
}
bool FindUsages::visit(DestructorNameAST *ast)
{
Identifier *id = identifier(ast->identifier_token);
if (id == _id) {
LookupContext context = currentContext(ast);
const QList<Symbol *> candidates = context.resolve(ast->name);
reportResult(ast->identifier_token, candidates);
}
return false;
}
bool FindUsages::visit(TemplateIdAST *ast)
{
if (_id == identifier(ast->identifier_token)) {
LookupContext context = currentContext(ast);
const QList<Symbol *> candidates = context.resolve(ast->name);
reportResult(ast->identifier_token, candidates);
}
for (TemplateArgumentListAST *template_arguments = ast->template_arguments;
template_arguments; template_arguments = template_arguments->next) {
accept(template_arguments->template_argument);
}
return false;
}
bool FindUsages::visit(ParameterDeclarationAST *ast)
{
for (SpecifierAST *spec = ast->type_specifier; spec; spec = spec->next)
accept(spec);
if (DeclaratorAST *declarator = ast->declarator) {
for (SpecifierAST *attr = declarator->attributes; attr; attr = attr->next)
accept(attr);
for (PtrOperatorAST *ptr_op = declarator->ptr_operators; ptr_op; ptr_op = ptr_op->next)
accept(ptr_op);
if (! _inSimpleDeclaration) // visit the core declarator only if we are not in simple-declaration.
accept(declarator->core_declarator);
for (PostfixDeclaratorAST *fx_op = declarator->postfix_declarators; fx_op; fx_op = fx_op->next)
accept(fx_op);
for (SpecifierAST *spec = declarator->post_attributes; spec; spec = spec->next)
accept(spec);
accept(declarator->initializer);
}
accept(ast->expression);
return false;
}
bool FindUsages::visit(ExpressionOrDeclarationStatementAST *ast)
{
accept(ast->declaration);
return false;
}
bool FindUsages::visit(FunctionDeclaratorAST *ast)
{
accept(ast->parameters);
for (SpecifierAST *spec = ast->cv_qualifier_seq; spec; spec = spec->next)
accept(spec);
accept(ast->exception_specification);
return false;
}
bool FindUsages::visit(SimpleDeclarationAST *)
{
++_inSimpleDeclaration;
return true;
}
void FindUsages::endVisit(SimpleDeclarationAST *)
{ --_inSimpleDeclaration; }

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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/
#ifndef FINDUSAGES_H
#define FINDUSAGES_H
#include "LookupContext.h"
#include "CppDocument.h"
#include "CppBindings.h"
#include "Semantic.h"
#include <ASTVisitor.h>
#include <QtCore/QFutureInterface>
namespace CPlusPlus {
class CPLUSPLUS_EXPORT Usage
{
public:
Usage()
: line(0), col(0), len(0) {}
Usage(const QString &path, int line, const QString &lineText, int col, int len)
: path(path), line(line), lineText(lineText), col(col), len(len) {}
public:
QString path;
int line;
QString lineText;
int col;
int len;
};
class CPLUSPLUS_EXPORT FindUsages: protected ASTVisitor
{
public:
FindUsages(Document::Ptr doc, const Snapshot &snapshot, QFutureInterface<Usage> *future);
void setGlobalNamespaceBinding(NamespaceBindingPtr globalNamespaceBinding);
QList<int> operator()(Symbol *symbol, Identifier *id, AST *ast);
protected:
using ASTVisitor::visit;
using ASTVisitor::endVisit;
QString matchingLine(const Token &tk) const;
void reportResult(unsigned tokenIndex, const QList<Symbol *> &candidates);
void reportResult(unsigned tokenIndex);
bool checkSymbol(Symbol *symbol) const;
bool checkCandidates(const QList<Symbol *> &candidates) const;
bool checkScope(Symbol *symbol, Symbol *otherSymbol) const;
void checkExpression(unsigned startToken, unsigned endToken);
LookupContext currentContext(AST *ast);
void ensureNameIsValid(NameAST *ast);
virtual bool visit(MemInitializerAST *ast);
virtual bool visit(PostfixExpressionAST *ast);
virtual void endVisit(PostfixExpressionAST *);
virtual bool visit(MemberAccessAST *ast);
virtual bool visit(QualifiedNameAST *ast);
virtual bool visit(EnumeratorAST *ast);
virtual bool visit(SimpleNameAST *ast);
virtual bool visit(DestructorNameAST *ast);
virtual bool visit(TemplateIdAST *ast);
virtual bool visit(ParameterDeclarationAST *ast);
virtual bool visit(ExpressionOrDeclarationStatementAST *ast);
virtual bool visit(FunctionDeclaratorAST *ast);
virtual bool visit(SimpleDeclarationAST *);
virtual void endVisit(SimpleDeclarationAST *);
private:
QFutureInterface<Usage> *_future;
Identifier *_id;
Symbol *_declSymbol;
Document::Ptr _doc;
Snapshot _snapshot;
QByteArray _source;
Document::Ptr _exprDoc;
Semantic _sem;
NamespaceBindingPtr _globalNamespaceBinding;
QList<PostfixExpressionAST *> _postfixExpressionStack;
QList<QualifiedNameAST *> _qualifiedNameStack;
QList<int> _references;
LookupContext _previousContext;
int _inSimpleDeclaration;
};
} // end of namespace CPlusPlus
#endif // FINDUSAGES_H

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@@ -1,145 +1,377 @@
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/
#include "GenTemplateInstance.h"
#include "Overview.h"
#include <Control.h>
#include <Scope.h>
#include <Names.h>
#include <Symbols.h>
#include <CoreTypes.h>
#include <Literals.h>
#include <QtCore/QVarLengthArray>
#include <QtCore/QDebug>
using namespace CPlusPlus;
GenTemplateInstance::GenTemplateInstance(Control *control, const Substitution &substitution)
: _control(control),
namespace {
class ApplySubstitution
{
public:
ApplySubstitution(const LookupContext &context, Symbol *symbol, const GenTemplateInstance::Substitution &substitution);
~ApplySubstitution();
Control *control() const { return context.control(); }
FullySpecifiedType apply(Name *name);
FullySpecifiedType apply(const FullySpecifiedType &type);
int findSubstitution(Identifier *id) const;
FullySpecifiedType applySubstitution(int index) const;
private:
class ApplyToType: protected TypeVisitor
{
public:
ApplyToType(ApplySubstitution *q)
: q(q) {}
FullySpecifiedType operator()(const FullySpecifiedType &ty)
{
FullySpecifiedType previousType = switchType(ty);
accept(ty.type());
return switchType(previousType);
}
protected:
using TypeVisitor::visit;
Control *control() const
{ return q->control(); }
FullySpecifiedType switchType(const FullySpecifiedType &type)
{
FullySpecifiedType previousType = _type;
_type = type;
return previousType;
}
virtual void visit(VoidType *)
{
// nothing to do
}
virtual void visit(IntegerType *)
{
// nothing to do
}
virtual void visit(FloatType *)
{
// nothing to do
}
virtual void visit(PointerToMemberType *)
{
qDebug() << Q_FUNC_INFO; // ### TODO
}
virtual void visit(PointerType *ptrTy)
{
_type.setType(control()->pointerType(q->apply(ptrTy->elementType())));
}
virtual void visit(ReferenceType *refTy)
{
_type.setType(control()->referenceType(q->apply(refTy->elementType())));
}
virtual void visit(ArrayType *arrayTy)
{
_type.setType(control()->arrayType(q->apply(arrayTy->elementType()), arrayTy->size()));
}
virtual void visit(NamedType *ty)
{
FullySpecifiedType n = q->apply(ty->name());
_type.setType(n.type());
}
virtual void visit(Function *funTy)
{
Function *fun = control()->newFunction(/*sourceLocation=*/ 0, funTy->name());
fun->setScope(funTy->scope());
fun->setConst(funTy->isConst());
fun->setVolatile(funTy->isVolatile());
fun->setVirtual(funTy->isVirtual());
fun->setAmbiguous(funTy->isAmbiguous());
fun->setVariadic(funTy->isVariadic());
fun->setReturnType(q->apply(funTy->returnType()));
for (unsigned i = 0; i < funTy->argumentCount(); ++i) {
Argument *originalArgument = funTy->argumentAt(i)->asArgument();
Argument *arg = control()->newArgument(/*sourceLocation*/ 0,
originalArgument->name());
arg->setType(q->apply(originalArgument->type()));
arg->setInitializer(originalArgument->hasInitializer());
fun->arguments()->enterSymbol(arg);
}
_type.setType(fun);
}
virtual void visit(Namespace *)
{
qDebug() << Q_FUNC_INFO;
}
virtual void visit(Class *)
{
qDebug() << Q_FUNC_INFO;
}
virtual void visit(Enum *)
{
qDebug() << Q_FUNC_INFO;
}
virtual void visit(ForwardClassDeclaration *)
{
qDebug() << Q_FUNC_INFO;
}
virtual void visit(ObjCClass *)
{
qDebug() << Q_FUNC_INFO;
}
virtual void visit(ObjCProtocol *)
{
qDebug() << Q_FUNC_INFO;
}
virtual void visit(ObjCMethod *)
{
qDebug() << Q_FUNC_INFO;
}
virtual void visit(ObjCForwardClassDeclaration *)
{
qDebug() << Q_FUNC_INFO;
}
virtual void visit(ObjCForwardProtocolDeclaration *)
{
qDebug() << Q_FUNC_INFO;
}
private:
ApplySubstitution *q;
FullySpecifiedType _type;
QHash<Symbol *, FullySpecifiedType> _processed;
};
class ApplyToName: protected NameVisitor
{
public:
ApplyToName(ApplySubstitution *q): q(q) {}
FullySpecifiedType operator()(Name *name)
{
FullySpecifiedType previousType = switchType(FullySpecifiedType());
accept(name);
return switchType(previousType);
}
protected:
Control *control() const
{ return q->control(); }
int findSubstitution(Identifier *id) const
{ return q->findSubstitution(id); }
FullySpecifiedType applySubstitution(int index) const
{ return q->applySubstitution(index); }
FullySpecifiedType switchType(const FullySpecifiedType &type)
{
FullySpecifiedType previousType = _type;
_type = type;
return previousType;
}
virtual void visit(NameId *name)
{
int index = findSubstitution(name->identifier());
if (index != -1)
_type = applySubstitution(index);
else
_type = control()->namedType(name);
}
virtual void visit(TemplateNameId *name)
{
QVarLengthArray<FullySpecifiedType, 8> arguments(name->templateArgumentCount());
for (unsigned i = 0; i < name->templateArgumentCount(); ++i) {
FullySpecifiedType argTy = name->templateArgumentAt(i);
arguments[i] = q->apply(argTy);
}
TemplateNameId *templId = control()->templateNameId(name->identifier(), arguments.data(), arguments.size());
_type = control()->namedType(templId);
}
virtual void visit(QualifiedNameId *name)
{
QVarLengthArray<Name *, 8> names(name->nameCount());
for (unsigned i = 0; i < name->nameCount(); ++i) {
Name *n = name->nameAt(i);
if (TemplateNameId *templId = n->asTemplateNameId()) {
QVarLengthArray<FullySpecifiedType, 8> arguments(templId->templateArgumentCount());
for (unsigned templateArgIndex = 0; templateArgIndex < templId->templateArgumentCount(); ++templateArgIndex) {
FullySpecifiedType argTy = templId->templateArgumentAt(templateArgIndex);
arguments[templateArgIndex] = q->apply(argTy);
}
n = control()->templateNameId(templId->identifier(), arguments.data(), arguments.size());
}
names[i] = n;
}
QualifiedNameId *q = control()->qualifiedNameId(names.data(), names.size(), name->isGlobal());
_type = control()->namedType(q);
}
virtual void visit(DestructorNameId *name)
{
Overview oo;
qWarning() << "ignored name:" << oo(name);
}
virtual void visit(OperatorNameId *name)
{
Overview oo;
qWarning() << "ignored name:" << oo(name);
}
virtual void visit(ConversionNameId *name)
{
Overview oo;
qWarning() << "ignored name:" << oo(name);
}
virtual void visit(SelectorNameId *name)
{
Overview oo;
qWarning() << "ignored name:" << oo(name);
}
private:
ApplySubstitution *q;
FullySpecifiedType _type;
};
public: // attributes
LookupContext context;
Symbol *symbol;
GenTemplateInstance::Substitution substitution;
ApplyToType applyToType;
ApplyToName applyToName;
};
ApplySubstitution::ApplySubstitution(const LookupContext &context, Symbol *symbol,
const GenTemplateInstance::Substitution &substitution)
: context(context), symbol(symbol),
substitution(substitution),
applyToType(this), applyToName(this)
{ }
ApplySubstitution::~ApplySubstitution()
{
}
FullySpecifiedType ApplySubstitution::apply(Name *name)
{
FullySpecifiedType ty = applyToName(name);
return ty;
}
FullySpecifiedType ApplySubstitution::apply(const FullySpecifiedType &type)
{
FullySpecifiedType ty = applyToType(type);
return ty;
}
int ApplySubstitution::findSubstitution(Identifier *id) const
{
Q_ASSERT(id != 0);
for (int index = 0; index < substitution.size(); ++index) {
QPair<Identifier *, FullySpecifiedType> s = substitution.at(index);
if (id->isEqualTo(s.first))
return index;
}
return -1;
}
FullySpecifiedType ApplySubstitution::applySubstitution(int index) const
{
Q_ASSERT(index != -1);
Q_ASSERT(index < substitution.size());
return substitution.at(index).second;
}
} // end of anonymous namespace
GenTemplateInstance::GenTemplateInstance(const LookupContext &context, const Substitution &substitution)
: _symbol(0),
_context(context),
_substitution(substitution)
{ }
FullySpecifiedType GenTemplateInstance::operator()(const FullySpecifiedType &ty)
{ return subst(ty); }
FullySpecifiedType GenTemplateInstance::subst(Name *name)
FullySpecifiedType GenTemplateInstance::operator()(Symbol *symbol)
{
if (TemplateNameId *t = name->asTemplateNameId()) {
QVarLengthArray<FullySpecifiedType, 8> args(t->templateArgumentCount());
for (unsigned i = 0; i < t->templateArgumentCount(); ++i)
args[i] = subst(t->templateArgumentAt(i));
TemplateNameId *n = _control->templateNameId(t->identifier(),
args.data(), args.size());
return FullySpecifiedType(_control->namedType(n));
} else if (name->isQualifiedNameId()) {
// ### implement me
}
for (int i = 0; i < _substitution.size(); ++i) {
const QPair<Name *, FullySpecifiedType> s = _substitution.at(i);
if (name->isEqualTo(s.first))
return s.second;
}
return FullySpecifiedType(_control->namedType(name));
ApplySubstitution o(_context, symbol, _substitution);
return o.apply(symbol->type());
}
FullySpecifiedType GenTemplateInstance::subst(const FullySpecifiedType &ty)
{
FullySpecifiedType previousType = switchType(ty);
TypeVisitor::accept(ty.type());
return switchType(previousType);
}
FullySpecifiedType GenTemplateInstance::switchType(const FullySpecifiedType &type)
{
FullySpecifiedType previousType = _type;
_type = type;
return previousType;
}
// types
void GenTemplateInstance::visit(PointerToMemberType * /*ty*/)
{
Q_ASSERT(false);
}
void GenTemplateInstance::visit(PointerType *ty)
{
FullySpecifiedType elementType = subst(ty->elementType());
_type.setType(_control->pointerType(elementType));
}
void GenTemplateInstance::visit(ReferenceType *ty)
{
FullySpecifiedType elementType = subst(ty->elementType());
_type.setType(_control->referenceType(elementType));
}
void GenTemplateInstance::visit(ArrayType *ty)
{
FullySpecifiedType elementType = subst(ty->elementType());
_type.setType(_control->arrayType(elementType, ty->size()));
}
void GenTemplateInstance::visit(NamedType *ty)
{
Name *name = ty->name();
_type.setType(subst(name).type());
}
void GenTemplateInstance::visit(Function *ty)
{
Name *name = ty->name();
FullySpecifiedType returnType = subst(ty->returnType());
Function *fun = _control->newFunction(0, name);
fun->setScope(ty->scope());
fun->setConst(ty->isConst());
fun->setVolatile(ty->isVolatile());
fun->setReturnType(returnType);
for (unsigned i = 0; i < ty->argumentCount(); ++i) {
Symbol *arg = ty->argumentAt(i);
FullySpecifiedType argTy = subst(arg->type());
Argument *newArg = _control->newArgument(0, arg->name());
newArg->setType(argTy);
fun->arguments()->enterSymbol(newArg);
}
_type.setType(fun);
}
void GenTemplateInstance::visit(VoidType *)
{ /* nothing to do*/ }
void GenTemplateInstance::visit(IntegerType *)
{ /* nothing to do*/ }
void GenTemplateInstance::visit(FloatType *)
{ /* nothing to do*/ }
void GenTemplateInstance::visit(Namespace *)
{ Q_ASSERT(false); }
void GenTemplateInstance::visit(Class *)
{ Q_ASSERT(false); }
void GenTemplateInstance::visit(Enum *)
{ Q_ASSERT(false); }
// names
void GenTemplateInstance::visit(NameId *)
{ Q_ASSERT(false); }
void GenTemplateInstance::visit(TemplateNameId *)
{ Q_ASSERT(false); }
void GenTemplateInstance::visit(DestructorNameId *)
{ Q_ASSERT(false); }
void GenTemplateInstance::visit(OperatorNameId *)
{ Q_ASSERT(false); }
void GenTemplateInstance::visit(ConversionNameId *)
{ Q_ASSERT(false); }
void GenTemplateInstance::visit(QualifiedNameId *)
{ Q_ASSERT(false); }
Control *GenTemplateInstance::control() const
{ return _context.control(); }

View File

@@ -1,3 +1,32 @@
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/
#ifndef GENTEMPLATEINSTANCE_H
#define GENTEMPLATEINSTANCE_H
@@ -5,51 +34,28 @@
#include <NameVisitor.h>
#include <FullySpecifiedType.h>
#include "LookupContext.h"
#include <QtCore/QList>
#include <QtCore/QPair>
namespace CPlusPlus {
class CPLUSPLUS_EXPORT GenTemplateInstance: protected TypeVisitor, protected NameVisitor
class CPLUSPLUS_EXPORT GenTemplateInstance
{
public:
typedef QList< QPair<Name *, FullySpecifiedType> > Substitution;
typedef QList< QPair<Identifier *, FullySpecifiedType> > Substitution;
public:
GenTemplateInstance(Control *control, const Substitution &substitution);
GenTemplateInstance(const LookupContext &context, const Substitution &substitution);
FullySpecifiedType operator()(const FullySpecifiedType &ty);
FullySpecifiedType operator()(Symbol *symbol);
protected:
FullySpecifiedType subst(Name *name);
FullySpecifiedType subst(const FullySpecifiedType &ty);
FullySpecifiedType switchType(const FullySpecifiedType &type);
virtual void visit(PointerToMemberType * /*ty*/);
virtual void visit(PointerType *ty);
virtual void visit(ReferenceType *ty);
virtual void visit(ArrayType *ty);
virtual void visit(NamedType *ty);
virtual void visit(Function *ty);
virtual void visit(VoidType *);
virtual void visit(IntegerType *);
virtual void visit(FloatType *);
virtual void visit(Namespace *);
virtual void visit(Class *);
virtual void visit(Enum *);
// names
virtual void visit(NameId *);
virtual void visit(TemplateNameId *);
virtual void visit(DestructorNameId *);
virtual void visit(OperatorNameId *);
virtual void visit(ConversionNameId *);
virtual void visit(QualifiedNameId *);
Control *control() const;
private:
Control *_control;
FullySpecifiedType _type;
Symbol *_symbol;
LookupContext _context;
const Substitution _substitution;
};

View File

@@ -347,8 +347,10 @@ QList<Scope *> LookupContext::buildVisibleScopes()
}
QList<Scope *> LookupContext::visibleScopes(const QPair<FullySpecifiedType, Symbol *> &result) const
{ return visibleScopes(result.second); }
QList<Scope *> LookupContext::visibleScopes(Symbol *symbol) const
{
Symbol *symbol = result.second;
QList<Scope *> scopes;
for (Scope *scope = symbol->scope(); scope; scope = scope->enclosingScope())
scopes.append(scope);

View File

@@ -98,6 +98,7 @@ public:
QList<Scope *> visibleScopes() const
{ return _visibleScopes; }
QList<Scope *> visibleScopes(Symbol *symbol) const;
QList<Scope *> visibleScopes(const QPair<FullySpecifiedType, Symbol *> &result) const;
QList<Scope *> expand(const QList<Scope *> &scopes) const;

View File

@@ -566,6 +566,11 @@ ResolveExpression::resolveBaseExpression(const QList<Result> &baseResults, int a
FullySpecifiedType ty = result.first.simplified();
Symbol *lastVisibleSymbol = result.second;
if (Function *funTy = ty->asFunctionType()) {
if (funTy->isAmbiguous())
ty = funTy->returnType().simplified();
}
if (accessOp == T_ARROW) {
if (lastVisibleSymbol && ty->isClassType() && ! lastVisibleSymbol->isClass()) {
// ### remove ! lastVisibleSymbol->isClass() from the condition.
@@ -695,7 +700,7 @@ ResolveExpression::resolveMember(Name *memberName, Class *klass,
QList<Scope *> scopes;
_context.expand(klass->members(), _context.visibleScopes(), &scopes);
QList<Symbol *> candidates = _context.resolve(memberName, scopes);
const QList<Symbol *> candidates = _context.resolve(memberName, scopes);
foreach (Symbol *candidate, candidates) {
FullySpecifiedType ty = candidate->type();
@@ -710,13 +715,17 @@ ResolveExpression::resolveMember(Name *memberName, Class *klass,
for (unsigned i = 0; i < templId->templateArgumentCount(); ++i) {
FullySpecifiedType templArgTy = templId->templateArgumentAt(i);
if (i < klass->templateParameterCount())
subst.append(qMakePair(klass->templateParameterAt(i)->name(),
templArgTy));
if (i < klass->templateParameterCount()) {
Name *templArgName = klass->templateParameterAt(i)->name();
if (templArgName && templArgName->identifier()) {
Identifier *templArgId = templArgName->identifier();
subst.append(qMakePair(templArgId, templArgTy));
}
}
}
GenTemplateInstance inst(control(), subst);
ty = inst(ty);
GenTemplateInstance inst(_context, subst);
ty = inst(candidate);
}
results.append(Result(ty, candidate));

View File

@@ -1,4 +1,9 @@
DEFINES += CPLUSPLUS_BUILD_LIB
contains(CONFIG, dll) {
DEFINES += CPLUSPLUS_BUILD_LIB
} else {
DEFINES += CPLUSPLUS_BUILD_STATIC_LIB
}
INCLUDEPATH += $$PWD
include(../../shared/cplusplus/cplusplus.pri)
@@ -33,6 +38,7 @@ HEADERS += \
$$PWD/CppBindings.h \
$$PWD/ASTParent.h \
$$PWD/GenTemplateInstance.h \
$$PWD/FindUsages.h \
$$PWD/CheckUndefinedSymbols.h \
$$PWD/PreprocessorClient.h \
$$PWD/PreprocessorEnvironment.h \
@@ -56,6 +62,7 @@ SOURCES += \
$$PWD/CppBindings.cpp \
$$PWD/ASTParent.cpp \
$$PWD/GenTemplateInstance.cpp \
$$PWD/FindUsages.cpp \
$$PWD/CheckUndefinedSymbols.cpp \
$$PWD/PreprocessorClient.cpp \
$$PWD/PreprocessorEnvironment.cpp \

View File

@@ -1,5 +1,5 @@
TEMPLATE = lib
CONFIG+=dll
TARGET = CPlusPlus
DEFINES += NDEBUG