FindUsages.cpp 59.1 KB
Newer Older
1 2 3 4
/**************************************************************************
**
** This file is part of Qt Creator
**
con's avatar
con committed
5
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
6 7 8
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
con's avatar
con committed
9
** No Commercial Usage
10
**
con's avatar
con committed
11 12 13 14
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
15 16 17 18 19 20 21 22 23 24
**
** 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.
**
con's avatar
con committed
25 26 27 28 29 30
** In addition, as a special exception, Nokia gives you certain additional
** rights.  These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
31 32 33 34
**
**************************************************************************/

#include "FindUsages.h"
35
#include "Overview.h"
36 37
#include <AST.h>
#include <TranslationUnit.h>
38 39 40
#include <Control.h>
#include <Names.h>
#include <Symbols.h>
41 42 43 44
#include <CoreTypes.h>
#include <Literals.h>
#include <Scope.h>
#include <QDebug>
45 46 47

using namespace CPlusPlus;

48
FindUsages::FindUsages(const QByteArray &originalSource, Document::Ptr doc, const Snapshot &snapshot)
Roberto Raggi's avatar
Roberto Raggi committed
49
    : ASTVisitor(doc->translationUnit()),
50 51
      _id(0),
      _declSymbol(0),
52 53
      _doc(doc),
      _snapshot(snapshot),
54
      _context(doc, snapshot),
55
      _originalSource(originalSource),
56
      _source(_doc->source()),
57
      _currentScope(0)
58 59
{
    _snapshot.insert(_doc);
Roberto Raggi's avatar
Roberto Raggi committed
60
    typeofExpression.init(_doc, _snapshot, _context.bindings());
61 62
}

63 64
FindUsages::FindUsages(const LookupContext &context)
    : ASTVisitor(context.thisDocument()->translationUnit()),
65 66
      _id(0),
      _declSymbol(0),
67 68 69
      _doc(context.thisDocument()),
      _snapshot(context.snapshot()),
      _context(context),
70
      _originalSource(_doc->source()),
71
      _source(_doc->source()),
72
      _currentScope(0)
73 74 75 76
{
    typeofExpression.init(_doc, _snapshot, _context.bindings());
}

Roberto Raggi's avatar
Roberto Raggi committed
77 78 79 80 81 82
QList<Usage> FindUsages::usages() const
{ return _usages; }

QList<int> FindUsages::references() const
{ return _references; }

Roberto Raggi's avatar
Roberto Raggi committed
83
void FindUsages::operator()(Symbol *symbol)
84
{
Roberto Raggi's avatar
Roberto Raggi committed
85 86 87 88 89 90 91 92
    if (! symbol)
        return;

    _id = symbol->identifier();

    if (! _id)
        return;

93
    _processed.clear();
94
    _references.clear();
Roberto Raggi's avatar
Roberto Raggi committed
95
    _usages.clear();
96
    _declSymbol = symbol;
Roberto Raggi's avatar
Roberto Raggi committed
97
    _declSymbolFullyQualifiedName = LookupContext::fullyQualifiedName(symbol);
Roberto Raggi's avatar
Roberto Raggi committed
98

Roberto Raggi's avatar
Roberto Raggi committed
99
    // get the canonical id
100
    _id = _doc->control()->identifier(_id->chars(), _id->size());
Roberto Raggi's avatar
Roberto Raggi committed
101

102 103
    if (AST *ast = _doc->translationUnit()->ast())
        translationUnit(ast->asTranslationUnit());
104 105
}

106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122
void FindUsages::reportResult(unsigned tokenIndex, const Name *name, Scope *scope)
{
    if (! (tokenIndex && name != 0))
        return;

    if (name->identifier() != _id)
        return;

    if (! scope)
        scope = _currentScope;

    const QList<LookupItem> candidates = _context.lookup(name, scope);
    reportResult(tokenIndex, candidates);
}

void FindUsages::reportResult(unsigned tokenIndex, const Identifier *id, Scope *scope)
{
123
    reportResult(tokenIndex, static_cast<const Name *>(id), scope);
124 125
}

126
void FindUsages::reportResult(unsigned tokenIndex, const QList<LookupItem> &candidates)
127
{
128 129 130
    if (_processed.contains(tokenIndex))
        return;

131 132 133 134 135 136 137 138
    const bool isStrongResult = checkCandidates(candidates);

    if (isStrongResult)
        reportResult(tokenIndex);
}

void FindUsages::reportResult(unsigned tokenIndex)
{
Roberto Raggi's avatar
Roberto Raggi committed
139 140 141 142
    const Token &tk = tokenAt(tokenIndex);
    if (tk.generated())
        return;
    else if (_processed.contains(tokenIndex))
143 144 145 146
        return;

    _processed.insert(tokenIndex);

147 148
    unsigned line, col;
    getTokenStartPosition(tokenIndex, &line, &col);
149
    const QString lineText = QString::fromUtf8(_originalSource.split('\n').at(line - 1));
150 151 152 153 154 155

    if (col)
        --col;  // adjust the column position.

    const int len = tk.f.length;

156
    const Usage u(_doc->fileName(), lineText, line, col, len);
Roberto Raggi's avatar
Roberto Raggi committed
157
    _usages.append(u);
158 159 160
    _references.append(tokenIndex);
}

Roberto Raggi's avatar
Roberto Raggi committed
161 162 163 164 165 166
bool FindUsages::compareFullyQualifiedName(const QList<const Name *> &path, const QList<const Name *> &other)
{
    if (path.length() != other.length())
        return false;

    for (int i = 0; i < path.length(); ++i) {
167
        if (! compareName(path.at(i), other.at(i)))
Roberto Raggi's avatar
Roberto Raggi committed
168 169 170 171 172 173
            return false;
    }

    return true;
}

174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189
bool FindUsages::compareName(const Name *name, const Name *other)
{
    if (name == other)
        return true;

    else if (name && other) {
        const Identifier *id = name->identifier();
        const Identifier *otherId = other->identifier();

        if (id == otherId || (id && id->isEqualTo(otherId)))
            return true;
    }

    return false;
}

190 191 192 193 194 195 196 197 198 199
bool FindUsages::isLocalScope(Scope *scope)
{
    if (scope) {
        if (scope->isBlock() || scope->isTemplate() || scope->isFunction())
            return true;
    }

    return false;
}

200
bool FindUsages::checkCandidates(const QList<LookupItem> &candidates) const
201
{
Roberto Raggi's avatar
Roberto Raggi committed
202 203 204 205
    for (int i = candidates.size() - 1; i != -1; --i) {
        const LookupItem &r = candidates.at(i);

        if (Symbol *s = r.declaration()) {
206 207 208 209 210
            if (_declSymbol->isTypenameArgument()) {
                if (s != _declSymbol)
                    return false;
            }

211
            if (isLocalScope(_declSymbol->enclosingScope()) || isLocalScope(s->enclosingScope())) {
212 213 214 215
                if (s->enclosingScope()->isTemplate()) {
                    if (s->enclosingScope()->enclosingScope() != _declSymbol->enclosingScope())
                        return false;
                } else if (s->enclosingScope() != _declSymbol->enclosingScope()) {
216
                    return false;
217
                }
218 219
            }

Roberto Raggi's avatar
Roberto Raggi committed
220
            if (compareFullyQualifiedName(LookupContext::fullyQualifiedName(s), _declSymbolFullyQualifiedName))
Roberto Raggi's avatar
Roberto Raggi committed
221 222
                return true;
        }
223 224 225 226 227
    }

    return false;
}

228
void FindUsages::checkExpression(unsigned startToken, unsigned endToken, Scope *scope)
229
{
230 231 232 233 234 235 236 237 238
    const unsigned begin = tokenAt(startToken).begin();
    const unsigned end = tokenAt(endToken).end();

    const QString expression = _source.mid(begin, end - begin);
    // qDebug() << "*** check expression:" << expression;

    if (! scope)
        scope = _currentScope;

239
    const QList<LookupItem> results = typeofExpression(expression, scope, TypeOfExpression::Preprocess);
240
    reportResult(endToken, results);
241 242
}

243
Scope *FindUsages::switchScope(Scope *scope)
Roberto Raggi's avatar
Roberto Raggi committed
244
{
Roberto Raggi's avatar
Roberto Raggi committed
245 246 247
    if (! scope)
        return _currentScope;

248 249 250
    Scope *previousScope = _currentScope;
    _currentScope = scope;
    return previousScope;
Roberto Raggi's avatar
Roberto Raggi committed
251 252
}

253
void FindUsages::statement(StatementAST *ast)
254
{
255 256
    accept(ast);
}
257

258 259 260
void FindUsages::expression(ExpressionAST *ast)
{
    accept(ast);
261 262
}

263
void FindUsages::declaration(DeclarationAST *ast)
264
{
265 266 267 268 269 270 271 272
    accept(ast);
}

const Name *FindUsages::name(NameAST *ast)
{
    if (ast) {
        accept(ast);
        return ast->name;
273 274
    }

275
    return 0;
276 277
}

278
void FindUsages::specifier(SpecifierAST *ast)
279
{
280 281
    accept(ast);
}
282

283 284 285 286
void FindUsages::ptrOperator(PtrOperatorAST *ast)
{
    accept(ast);
}
287

288 289 290 291
void FindUsages::coreDeclarator(CoreDeclaratorAST *ast)
{
    accept(ast);
}
292

293 294 295
void FindUsages::postfixDeclarator(PostfixDeclaratorAST *ast)
{
    accept(ast);
296 297
}

298 299
// AST
bool FindUsages::visit(ObjCSelectorArgumentAST *ast)
300
{
301 302 303 304
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}
305

306 307 308 309
void FindUsages::objCSelectorArgument(ObjCSelectorArgumentAST *ast)
{
    if (! ast)
        return;
310

311 312 313
    // unsigned name_token = ast->name_token;
    // unsigned colon_token = ast->colon_token;
}
314

315 316 317 318 319 320
bool FindUsages::visit(AttributeAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}
321

322 323 324 325
void FindUsages::attribute(AttributeAST *ast)
{
    if (! ast)
        return;
326

327 328 329 330 331
    // unsigned identifier_token = ast->identifier_token;
    // unsigned lparen_token = ast->lparen_token;
    // unsigned tag_token = ast->tag_token;
    for (ExpressionListAST *it = ast->expression_list; it; it = it->next) {
        this->expression(it->value);
332
    }
333 334
    // unsigned rparen_token = ast->rparen_token;
}
335

336 337 338 339 340 341
bool FindUsages::visit(DeclaratorAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}
342

Roberto Raggi's avatar
Roberto Raggi committed
343
void FindUsages::declarator(DeclaratorAST *ast, Scope *symbol)
344 345 346
{
    if (! ast)
        return;
347

348 349 350 351 352 353
    for (SpecifierListAST *it = ast->attribute_list; it; it = it->next) {
        this->specifier(it->value);
    }
    for (PtrOperatorListAST *it = ast->ptr_operator_list; it; it = it->next) {
        this->ptrOperator(it->value);
    }
354 355 356

    Scope *previousScope = switchScope(symbol);

357 358 359
    this->coreDeclarator(ast->core_declarator);
    for (PostfixDeclaratorListAST *it = ast->postfix_declarator_list; it; it = it->next) {
        this->postfixDeclarator(it->value);
360
    }
361 362 363 364 365
    for (SpecifierListAST *it = ast->post_attribute_list; it; it = it->next) {
        this->specifier(it->value);
    }
    // unsigned equals_token = ast->equals_token;
    this->expression(ast->initializer);
366
    (void) switchScope(previousScope);
367
}
368

369 370 371 372
bool FindUsages::visit(QtPropertyDeclarationItemAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
373 374 375
    return false;
}

376
void FindUsages::qtPropertyDeclarationItem(QtPropertyDeclarationItemAST *ast)
377
{
378 379
    if (! ast)
        return;
380

381 382 383
    // unsigned item_name_token = ast->item_name_token;
    this->expression(ast->expression);
}
384

385 386 387 388
bool FindUsages::visit(QtInterfaceNameAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
389 390 391
    return false;
}

392
void FindUsages::qtInterfaceName(QtInterfaceNameAST *ast)
393
{
394 395 396 397 398 399
    if (! ast)
        return;

    /*const Name *interface_name =*/ this->name(ast->interface_name);
    for (NameListAST *it = ast->constraint_list; it; it = it->next) {
        /*const Name *value =*/ this->name(it->value);
400
    }
401
}
402

403 404 405 406
bool FindUsages::visit(BaseSpecifierAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
407 408 409
    return false;
}

410
void FindUsages::baseSpecifier(BaseSpecifierAST *ast)
411
{
412 413
    if (! ast)
        return;
414

415 416 417 418 419 420 421 422 423 424
    // unsigned virtual_token = ast->virtual_token;
    // unsigned access_specifier_token = ast->access_specifier_token;
    /*const Name *name =*/ this->name(ast->name);
    // BaseClass *symbol = ast->symbol;
}

bool FindUsages::visit(CtorInitializerAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
425 426 427
    return false;
}

428
void FindUsages::ctorInitializer(CtorInitializerAST *ast)
429
{
430 431
    if (! ast)
        return;
432

433 434 435
    // unsigned colon_token = ast->colon_token;
    for (MemInitializerListAST *it = ast->member_initializer_list; it; it = it->next) {
        this->memInitializer(it->value);
436
    }
437 438
    // unsigned dot_dot_dot_token = ast->dot_dot_dot_token;
}
439

440 441 442 443
bool FindUsages::visit(EnumeratorAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
444 445 446
    return false;
}

447
void FindUsages::enumerator(EnumeratorAST *ast)
448
{
449 450
    if (! ast)
        return;
451

452 453 454 455 456
    // unsigned identifier_token = ast->identifier_token;
    reportResult(ast->identifier_token, identifier(ast->identifier_token));
    // unsigned equal_token = ast->equal_token;
    this->expression(ast->expression);
}
457

458 459 460 461 462 463
bool FindUsages::visit(ExceptionSpecificationAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}
464

465 466 467 468
void FindUsages::exceptionSpecification(ExceptionSpecificationAST *ast)
{
    if (! ast)
        return;
469

470 471 472 473 474
    // unsigned throw_token = ast->throw_token;
    // unsigned lparen_token = ast->lparen_token;
    // unsigned dot_dot_dot_token = ast->dot_dot_dot_token;
    for (ExpressionListAST *it = ast->type_id_list; it; it = it->next) {
        this->expression(it->value);
475
    }
476
    // unsigned rparen_token = ast->rparen_token;
477 478
}

479
bool FindUsages::visit(MemInitializerAST *ast)
480
{
481 482
    (void) ast;
    Q_ASSERT(!"unreachable");
483 484 485
    return false;
}

486
void FindUsages::memInitializer(MemInitializerAST *ast)
487
{
488 489
    if (! ast)
        return;
490

Roberto Raggi's avatar
Roberto Raggi committed
491 492
    if (_currentScope->isFunction()) {
        Class *classScope = _currentScope->enclosingClass();
493
        if (! classScope) {
Roberto Raggi's avatar
Roberto Raggi committed
494
            if (ClassOrNamespace *binding = _context.lookupType(_currentScope)) {
495 496
                foreach (Symbol *s, binding->symbols()) {
                    if (Class *k = s->asClass()) {
Roberto Raggi's avatar
Roberto Raggi committed
497
                        classScope = k;
498 499 500 501 502
                        break;
                    }
                }
            }
        }
503

504 505 506 507 508 509 510 511 512 513 514 515
        if (classScope) {
            Scope *previousScope = switchScope(classScope);
            /*const Name *name =*/ this->name(ast->name);
            (void) switchScope(previousScope);
        }
    }
    // unsigned lparen_token = ast->lparen_token;
    for (ExpressionListAST *it = ast->expression_list; it; it = it->next) {
        this->expression(it->value);
    }
    // unsigned rparen_token = ast->rparen_token;
}
516

517 518 519 520
bool FindUsages::visit(NestedNameSpecifierAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
521 522 523
    return false;
}

524
void FindUsages::nestedNameSpecifier(NestedNameSpecifierAST *ast)
525
{
526 527
    if (! ast)
        return;
528

529 530 531 532 533 534 535 536
    /*const Name *class_or_namespace_name =*/ this->name(ast->class_or_namespace_name);
    // unsigned scope_token = ast->scope_token;
}

bool FindUsages::visit(NewPlacementAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
537
    return false;
538 539
}

540
void FindUsages::newPlacement(NewPlacementAST *ast)
541
{
542 543 544 545 546 547
    if (! ast)
        return;

    // unsigned lparen_token = ast->lparen_token;
    for (ExpressionListAST *it = ast->expression_list; it; it = it->next) {
        this->expression(it->value);
548
    }
549 550
    // unsigned rparen_token = ast->rparen_token;
}
551

552 553 554 555
bool FindUsages::visit(NewArrayDeclaratorAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
556 557
    return false;
}
558

559
void FindUsages::newArrayDeclarator(NewArrayDeclaratorAST *ast)
560
{
561 562
    if (! ast)
        return;
563

564 565 566 567
    // unsigned lbracket_token = ast->lbracket_token;
    this->expression(ast->expression);
    // unsigned rbracket_token = ast->rbracket_token;
}
568

569
bool FindUsages::visit(NewInitializerAST *ast)
570
{
571 572
    (void) ast;
    Q_ASSERT(!"unreachable");
Roberto Raggi's avatar
Roberto Raggi committed
573
    return false;
574 575
}

576 577 578 579 580 581 582 583 584 585 586
void FindUsages::newInitializer(NewInitializerAST *ast)
{
    if (! ast)
        return;

    // unsigned lparen_token = ast->lparen_token;
    this->expression(ast->expression);
    // unsigned rparen_token = ast->rparen_token;
}

bool FindUsages::visit(NewTypeIdAST *ast)
587
{
588 589
    (void) ast;
    Q_ASSERT(!"unreachable");
Roberto Raggi's avatar
Roberto Raggi committed
590
    return false;
591 592
}

593
void FindUsages::newTypeId(NewTypeIdAST *ast)
594
{
595 596
    if (! ast)
        return;
Roberto Raggi's avatar
Roberto Raggi committed
597

598 599 600 601 602 603 604 605
    for (SpecifierListAST *it = ast->type_specifier_list; it; it = it->next) {
        this->specifier(it->value);
    }
    for (PtrOperatorListAST *it = ast->ptr_operator_list; it; it = it->next) {
        this->ptrOperator(it->value);
    }
    for (NewArrayDeclaratorListAST *it = ast->new_array_declarator_list; it; it = it->next) {
        this->newArrayDeclarator(it->value);
606 607 608
    }
}

609
bool FindUsages::visit(OperatorAST *ast)
610
{
611 612 613 614
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}
Roberto Raggi's avatar
Roberto Raggi committed
615

616 617 618 619
void FindUsages::cppOperator(OperatorAST *ast)
{
    if (! ast)
        return;
Roberto Raggi's avatar
Roberto Raggi committed
620

621 622 623
    // unsigned op_token = ast->op_token;
    // unsigned open_token = ast->open_token;
    // unsigned close_token = ast->close_token;
624 625
}

626
bool FindUsages::visit(ParameterDeclarationClauseAST *ast)
627
{
628 629 630 631
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}
Roberto Raggi's avatar
Roberto Raggi committed
632

633 634 635 636
void FindUsages::parameterDeclarationClause(ParameterDeclarationClauseAST *ast)
{
    if (! ast)
        return;
Roberto Raggi's avatar
Roberto Raggi committed
637

Roberto Raggi's avatar
Roberto Raggi committed
638
    for (ParameterDeclarationListAST *it = ast->parameter_declaration_list; it; it = it->next) {
639 640 641 642
        this->declaration(it->value);
    }
    // unsigned dot_dot_dot_token = ast->dot_dot_dot_token;
}
Roberto Raggi's avatar
Roberto Raggi committed
643

644 645 646 647 648 649
bool FindUsages::visit(TranslationUnitAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}
Roberto Raggi's avatar
Roberto Raggi committed
650

651 652 653 654
void FindUsages::translationUnit(TranslationUnitAST *ast)
{
    if (! ast)
        return;
Roberto Raggi's avatar
Roberto Raggi committed
655

Roberto Raggi's avatar
Roberto Raggi committed
656
    Scope *previousScope = switchScope(_doc->globalNamespace());
657 658 659 660 661
    for (DeclarationListAST *it = ast->declaration_list; it; it = it->next) {
        this->declaration(it->value);
    }
    (void) switchScope(previousScope);
}
662

663 664 665 666 667 668
bool FindUsages::visit(ObjCProtocolRefsAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}
Roberto Raggi's avatar
Roberto Raggi committed
669

670 671 672 673
void FindUsages::objCProtocolRefs(ObjCProtocolRefsAST *ast)
{
    if (! ast)
        return;
Roberto Raggi's avatar
Roberto Raggi committed
674

675 676 677 678 679 680
    // unsigned less_token = ast->less_token;
    for (NameListAST *it = ast->identifier_list; it; it = it->next) {
        /*const Name *value =*/ this->name(it->value);
    }
    // unsigned greater_token = ast->greater_token;
}
Roberto Raggi's avatar
Roberto Raggi committed
681

682 683 684 685 686 687
bool FindUsages::visit(ObjCMessageArgumentAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}
688

689 690 691 692
void FindUsages::objCMessageArgument(ObjCMessageArgumentAST *ast)
{
    if (! ast)
        return;
693

694 695
    this->expression(ast->parameter_value_expression);
}
696

697 698 699 700 701
bool FindUsages::visit(ObjCTypeNameAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
Roberto Raggi's avatar
Roberto Raggi committed
702 703
}

704
void FindUsages::objCTypeName(ObjCTypeNameAST *ast)
Roberto Raggi's avatar
Roberto Raggi committed
705
{
706 707 708 709 710 711 712
    if (! ast)
        return;

    // unsigned lparen_token = ast->lparen_token;
    // unsigned type_qualifier_token = ast->type_qualifier_token;
    this->expression(ast->type_id);
    // unsigned rparen_token = ast->rparen_token;
Roberto Raggi's avatar
Roberto Raggi committed
713 714
}

715
bool FindUsages::visit(ObjCInstanceVariablesDeclarationAST *ast)
Roberto Raggi's avatar
Roberto Raggi committed
716
{
717 718 719
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
720
}
721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902

void FindUsages::objCInstanceVariablesDeclaration(ObjCInstanceVariablesDeclarationAST *ast)
{
    if (! ast)
        return;

    // unsigned lbrace_token = ast->lbrace_token;
    for (DeclarationListAST *it = ast->instance_variable_list; it; it = it->next) {
        this->declaration(it->value);
    }
    // unsigned rbrace_token = ast->rbrace_token;
}

bool FindUsages::visit(ObjCPropertyAttributeAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}

void FindUsages::objCPropertyAttribute(ObjCPropertyAttributeAST *ast)
{
    if (! ast)
        return;

    // unsigned attribute_identifier_token = ast->attribute_identifier_token;
    // unsigned equals_token = ast->equals_token;
    /*const Name *method_selector =*/ this->name(ast->method_selector);
}

bool FindUsages::visit(ObjCMessageArgumentDeclarationAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}

void FindUsages::objCMessageArgumentDeclaration(ObjCMessageArgumentDeclarationAST *ast)
{
    if (! ast)
        return;

    this->objCTypeName(ast->type_name);
    for (SpecifierListAST *it = ast->attribute_list; it; it = it->next) {
        this->specifier(it->value);
    }
    /*const Name *param_name =*/ this->name(ast->param_name);
    // Argument *argument = ast->argument;
}

bool FindUsages::visit(ObjCMethodPrototypeAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}

void FindUsages::objCMethodPrototype(ObjCMethodPrototypeAST *ast)
{
    if (! ast)
        return;

    // unsigned method_type_token = ast->method_type_token;
    this->objCTypeName(ast->type_name);
    /*const Name *selector =*/ this->name(ast->selector);
    Scope *previousScope = switchScope(ast->symbol);
    for (ObjCMessageArgumentDeclarationListAST *it = ast->argument_list; it; it = it->next) {
        this->objCMessageArgumentDeclaration(it->value);
    }
    // unsigned dot_dot_dot_token = ast->dot_dot_dot_token;
    for (SpecifierListAST *it = ast->attribute_list; it; it = it->next) {
        this->specifier(it->value);
    }
    // ObjCMethod *symbol = ast->symbol;
    (void) switchScope(previousScope);
}

bool FindUsages::visit(ObjCSynthesizedPropertyAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}

void FindUsages::objCSynthesizedProperty(ObjCSynthesizedPropertyAST *ast)
{
    if (! ast)
        return;

    // unsigned property_identifier_token = ast->property_identifier_token;
    // unsigned equals_token = ast->equals_token;
    // unsigned alias_identifier_token = ast->alias_identifier_token;
}

bool FindUsages::visit(LambdaIntroducerAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}

void FindUsages::lambdaIntroducer(LambdaIntroducerAST *ast)
{
    if (! ast)
        return;

    // unsigned lbracket_token = ast->lbracket_token;
    this->lambdaCapture(ast->lambda_capture);
    // unsigned rbracket_token = ast->rbracket_token;
}

bool FindUsages::visit(LambdaCaptureAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}

void FindUsages::lambdaCapture(LambdaCaptureAST *ast)
{
    if (! ast)
        return;

    // unsigned default_capture_token = ast->default_capture_token;
    for (CaptureListAST *it = ast->capture_list; it; it = it->next) {
        this->capture(it->value);
    }
}

bool FindUsages::visit(CaptureAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}

void FindUsages::capture(CaptureAST *ast)
{
    if (! ast)
        return;

}

bool FindUsages::visit(LambdaDeclaratorAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}

void FindUsages::lambdaDeclarator(LambdaDeclaratorAST *ast)
{
    if (! ast)
        return;

    // unsigned lparen_token = ast->lparen_token;
    this->parameterDeclarationClause(ast->parameter_declaration_clause);
    // unsigned rparen_token = ast->rparen_token;
    for (SpecifierListAST *it = ast->attributes; it; it = it->next) {
        this->specifier(it->value);
    }
    // unsigned mutable_token = ast->mutable_token;
    this->exceptionSpecification(ast->exception_specification);
    this->trailingReturnType(ast->trailing_return_type);
}

bool FindUsages::visit(TrailingReturnTypeAST *ast)
{
    (void) ast;
    Q_ASSERT(!"unreachable");
    return false;
}

void FindUsages::trailingReturnType(TrailingReturnTypeAST *ast)
{
    if (! ast)
        return;

    // unsigned arrow_token = ast->arrow_token;
    for (SpecifierListAST *it = ast->attributes; it; it = it->next) {
        this->specifier(it->value);
    }
Roberto Raggi's avatar
Roberto Raggi committed
903
    for (SpecifierListAST *it = ast->type_specifier_list; it; it = it->next) {
904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343