Commit b7512a2d authored by Roberto Raggi's avatar Roberto Raggi
Browse files

Removed obsolete files.

parent 04462a4e
/**************************************************************************
**
** 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 "NameOfExpression.h"
#include "LookupContext.h"
#include <cplusplus/Overview.h>
#include <Control.h>
#include <AST.h>
#include <Scope.h>
#include <Names.h>
#include <Symbols.h>
#include <Literals.h>
#include <CoreTypes.h>
#include <TypeVisitor.h>
#include <NameVisitor.h>
#include <QList>
#include <QtDebug>
using namespace CPlusPlus;
NameOfExpression::NameOfExpression(const LookupContext &context)
: ASTVisitor(context.expressionDocument()->control()),
_context(context),
sem(_context.control())
{ }
NameOfExpression::~NameOfExpression()
{ }
QList<FullySpecifiedType> ResolveExpression::operator()(ExpressionAST *ast)
{
QList<FullySpecifiedType> previousResolvedSymbols = switchResolvedSymbols(QList<FullySpecifiedType>());
accept(ast);
return switchResolvedSymbols(previousResolvedSymbols);
}
QList<FullySpecifiedType> ResolveExpression::switchResolvedSymbols(const QList<FullySpecifiedType> &symbols)
{
QList<FullySpecifiedType> previousResolvedSymbols = _resolvedSymbols;
_resolvedSymbols = symbols;
return previousResolvedSymbols;
}
bool ResolveExpression::visit(ExpressionListAST *)
{
// nothing to do.
return false;
}
bool ResolveExpression::visit(BinaryExpressionAST *)
{
// nothing to do.
return false;
}
bool ResolveExpression::visit(CastExpressionAST *)
{
// nothing to do.
return false;
}
bool ResolveExpression::visit(ConditionAST *)
{
// nothing to do.
return false;
}
bool ResolveExpression::visit(ConditionalExpressionAST *)
{
// nothing to do.
return false;
}
bool ResolveExpression::visit(CppCastExpressionAST *)
{
// ### resolve ast->type_id
return false;
}
bool ResolveExpression::visit(DeleteExpressionAST *)
{
// nothing to do.
return false;
}
bool ResolveExpression::visit(ArrayInitializerAST *)
{
// nothing to do.
return false;
}
bool ResolveExpression::visit(NewExpressionAST *)
{
// nothing to do.
return false;
}
bool ResolveExpression::visit(TypeidExpressionAST *)
{
// nothing to do.
return false;
}
bool ResolveExpression::visit(TypenameCallExpressionAST *)
{
// nothing to do
return false;
}
bool ResolveExpression::visit(TypeConstructorCallAST *)
{
// nothing to do.
return false;
}
bool ResolveExpression::visit(PostfixExpressionAST *ast)
{
accept(ast->base_expression);
for (PostfixAST *fx = ast->postfix_expressions; fx; fx = fx->next) {
accept(fx);
}
return false;
}
bool ResolveExpression::visit(SizeofExpressionAST *)
{
FullySpecifiedType ty(control()->integerType(IntegerType::Int));
ty.setUnsigned(true);
_resolvedSymbols.append(ty);
return false;
}
bool ResolveExpression::visit(NumericLiteralAST *)
{
_resolvedSymbols.append(control()->integerType(IntegerType::Int)); // ### handle short, long, floats, ...
return false;
}
bool ResolveExpression::visit(BoolLiteralAST *)
{
_resolvedSymbols.append(control()->integerType(IntegerType::Bool));
return false;
}
bool ResolveExpression::visit(ThisExpressionAST *)
{
if (! _context.symbol())
return false;
Scope *scope = _context.symbol()->scope();
for (; scope; scope = scope->enclosingScope()) {
if (scope->isFunctionScope()) {
Function *fun = scope->owner()->asFunction();
if (Scope *cscope = scope->enclosingClassScope()) {
Class *klass = cscope->owner()->asClass();
FullySpecifiedType classTy(control()->namedType(klass->name()));
FullySpecifiedType ptrTy(control()->pointerType(classTy));
_resolvedSymbols.append(ptrTy);
break;
} else if (QualifiedNameId *q = fun->name()->asQualifiedNameId()) {
Name *nestedNameSpecifier = 0;
if (q->nameCount() == 2)
nestedNameSpecifier = q->nameAt(0);
else
nestedNameSpecifier = control()->qualifiedNameId(&q->names()[0], q->nameCount() - 1);
FullySpecifiedType classTy(control()->namedType(nestedNameSpecifier));
FullySpecifiedType ptrTy(control()->pointerType(classTy));
_resolvedSymbols.append(ptrTy);
break;
}
}
}
return false;
}
bool ResolveExpression::visit(NestedExpressionAST *ast)
{
accept(ast->expression);
return false;
}
bool ResolveExpression::visit(StringLiteralAST *)
{
FullySpecifiedType charTy = control()->integerType(IntegerType::Char);
charTy.setConst(true);
FullySpecifiedType ty(control()->pointerType(charTy));
_resolvedSymbols.append(ty);
return false;
}
bool ResolveExpression::visit(ThrowExpressionAST *)
{
return false;
}
bool ResolveExpression::visit(TypeIdAST *)
{
return false;
}
bool ResolveExpression::visit(UnaryExpressionAST *ast)
{
accept(ast->expression);
unsigned unaryOp = tokenKind(ast->unary_op_token);
if (unaryOp == T_AMPER) {
QMutableListIterator<FullySpecifiedType> it(_resolvedSymbols);
while (it.hasNext()) {
FullySpecifiedType ty = it.next();
ty.setType(control()->pointerType(ty));
it.setValue(ty);
}
} else if (unaryOp == T_STAR) {
QMutableListIterator<FullySpecifiedType> it(_resolvedSymbols);
while (it.hasNext()) {
FullySpecifiedType ty = it.next();
if (PointerType *ptrTy = ty->asPointerType()) {
it.setValue(ptrTy->elementType());
} else {
it.remove();
}
}
}
return false;
}
bool ResolveExpression::visit(QualifiedNameAST *ast)
{
Scope dummy;
Name *name = sem.check(ast, &dummy);
QList<Symbol *> symbols = _context.resolve(name);
foreach (Symbol *symbol, symbols) {
if (symbol->isTypedef()) {
if (NamedType *namedTy = symbol->type()->asNamedType()) {
LookupContext symbolContext(symbol, _context);
QList<Symbol *> resolvedClasses = symbolContext.resolveClass(namedTy->name());
if (resolvedClasses.count()) {
foreach (Symbol *s, resolvedClasses) {
_resolvedSymbols.append(s->type());
}
continue;
}
}
}
_resolvedSymbols.append(symbol->type());
}
return false;
}
bool ResolveExpression::visit(OperatorFunctionIdAST *)
{
return false;
}
bool ResolveExpression::visit(ConversionFunctionIdAST *)
{
return false;
}
bool ResolveExpression::visit(SimpleNameAST *ast)
{
Scope dummy;
Name *name = sem.check(ast, &dummy);
QList<Symbol *> symbols = _context.resolve(name);
foreach (Symbol *symbol, symbols)
_resolvedSymbols.append(symbol->type());
return false;
}
bool ResolveExpression::visit(DestructorNameAST *)
{
FullySpecifiedType ty(control()->voidType());
_resolvedSymbols.append(ty);
return false;
}
bool ResolveExpression::visit(TemplateIdAST *ast)
{
Scope dummy;
Name *name = sem.check(ast, &dummy);
QList<Symbol *> symbols = _context.resolve(name);
foreach (Symbol *symbol, symbols)
_resolvedSymbols.append(symbol->type());
return false;
}
bool ResolveExpression::visit(CallAST *)
{
QMutableListIterator<FullySpecifiedType> it(_resolvedSymbols);
while (it.hasNext()) {
FullySpecifiedType ty = it.next();
if (Function *funTy = ty->asFunction()) {
it.setValue(funTy->returnType());
} else {
it.remove();
}
}
return false;
}
bool ResolveExpression::visit(ArrayAccessAST * /* ast */)
{
QMutableListIterator<FullySpecifiedType> it(_resolvedSymbols);
while (it.hasNext()) {
FullySpecifiedType ty = it.next();
if (PointerType *ptrTy = ty->asPointerType()) {
it.setValue(ptrTy->elementType());
} else {
it.remove();
}
}
return false;
}
bool ResolveExpression::visit(MemberAccessAST *ast)
{
Scope dummy;
Name *memberName = sem.check(ast->member_name, &dummy);
unsigned accessOp = tokenKind(ast->access_token);
Overview overview;
QList<FullySpecifiedType> candidates = _resolvedSymbols;
_resolvedSymbols.clear();
foreach (FullySpecifiedType ty, candidates) {
NamedType *namedTy = 0;
if (accessOp == T_ARROW) {
if (PointerType *ptrTy = ty->asPointerType())
namedTy = ptrTy->elementType()->asNamedType();
} else if (accessOp == T_DOT) {
if (ReferenceType *refTy = ty->asReferenceType())
ty = refTy->elementType();
namedTy = ty->asNamedType();
if (! namedTy) {
Function *fun = ty->asFunction();
if (fun && (fun->scope()->isBlockScope() || fun->scope()->isNamespaceScope()))
namedTy = fun->returnType()->asNamedType();
}
}
if (namedTy) {
QList<Symbol *> symbols = _context.resolveClass(namedTy->name());
if (symbols.isEmpty())
return false;
Class *klass = symbols.first()->asClass();
QList<Scope *> allScopes;
QSet<Class *> processed;
QList<Class *> todo;
todo.append(klass);
while (! todo.isEmpty()) {
Class *klass = todo.last();
todo.removeLast();
if (processed.contains(klass))
continue;
processed.insert(klass);
allScopes.append(klass->members());
for (unsigned i = 0; i < klass->baseClassCount(); ++i) {
BaseClass *baseClass = klass->baseClassAt(i);
Name *baseClassName = baseClass->name();
QList<Symbol *> baseClasses = _context.resolveClass(baseClassName/*, allScopes*/);
if (baseClasses.isEmpty())
qWarning() << "unresolved base class:" << overview.prettyName(baseClassName);
foreach (Symbol *symbol, baseClasses) {
todo.append(symbol->asClass());
}
}
}
QList<Symbol *> candidates = _context.resolve(memberName, allScopes);
foreach (Symbol *candidate, candidates) {
FullySpecifiedType ty = candidate->type();
if (TemplateNameId *templId = namedTy->name()->asTemplateNameId()) {
Substitution subst;
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));
}
}
Instantiation inst(control(), subst);
ty = inst(ty);
}
_resolvedSymbols.append(ty);
}
}
}
return false;
}
bool ResolveExpression::visit(PostIncrDecrAST *)
{
return false;
}
/**************************************************************************
**
** 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 CPLUSPLUS_NAMEOFEXPRESSION_H
#define CPLUSPLUS_NAMEOFEXPRESSION_H
#include "LookupContext.h"
#include <ASTVisitor.h>
#include <Semantic.h>
#include <FullySpecifiedType.h>
namespace CPlusPlus {
class CPLUSPLUS_EXPORT NameOfExpression : protected ASTVisitor
{
public:
NameOfExpression(const LookupContext &context);
virtual ~NameOfExpression();
Name* operator()(ExpressionAST *ast);
protected:
QList<FullySpecifiedType> switchResolvedSymbols(const QList<FullySpecifiedType> &symbols);
virtual bool visit(ExpressionListAST *ast);
virtual bool visit(BinaryExpressionAST *ast);
virtual bool visit(CastExpressionAST *ast);
virtual bool visit(ConditionAST *ast);
virtual bool visit(ConditionalExpressionAST *ast);
virtual bool visit(CppCastExpressionAST *ast);
virtual bool visit(DeleteExpressionAST *ast);
virtual bool visit(ArrayInitializerAST *ast);
virtual bool visit(NewExpressionAST *ast);
virtual bool visit(TypeidExpressionAST *ast);
virtual bool visit(TypenameCallExpressionAST *ast);
virtual bool visit(TypeConstructorCallAST *ast);
virtual bool visit(PostfixExpressionAST *ast);
virtual bool visit(SizeofExpressionAST *ast);
virtual bool visit(NumericLiteralAST *ast);
virtual bool visit(BoolLiteralAST *ast);
virtual bool visit(ThisExpressionAST *ast);
virtual bool visit(NestedExpressionAST *ast);
virtual bool visit(StringLiteralAST *ast);
virtual bool visit(ThrowExpressionAST *ast);
virtual bool visit(TypeIdAST *ast);
virtual bool visit(UnaryExpressionAST *ast);
//names
virtual bool visit(QualifiedNameAST *ast);
virtual bool visit(OperatorFunctionIdAST *ast);
virtual bool visit(ConversionFunctionIdAST *ast);
virtual bool visit(SimpleNameAST *ast);
virtual bool visit(DestructorNameAST *ast);
virtual bool visit(TemplateIdAST *ast);
// postfix expressions
virtual bool visit(CallAST *ast);
virtual bool visit(ArrayAccessAST *ast);
virtual bool visit(PostIncrDecrAST *ast);
virtual bool visit(MemberAccessAST *ast);
private:
LookupContext _context;
Semantic sem;
QList<FullySpecifiedType> _resolvedSymbols;
};
} // end of namespace CPlusPlus
#endif // CPLUSPLUS_NAMEOFEXPRESSION_H
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