forked from qt-creator/qt-creator
325 lines
14 KiB
C++
325 lines
14 KiB
C++
/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** Commercial Usage
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**
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** If you are unsure which license is appropriate for your use, please
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** contact the sales department at http://qt.nokia.com/contact.
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**
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**************************************************************************/
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// Copyright (c) 2008 Roberto Raggi <roberto.raggi@gmail.com>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#ifndef CPLUSPLUS_PARSER_H
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#define CPLUSPLUS_PARSER_H
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#include "CPlusPlusForwardDeclarations.h"
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#include "ASTfwd.h"
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#include "Token.h"
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#include "TranslationUnit.h"
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namespace CPlusPlus {
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class CPLUSPLUS_EXPORT Parser
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{
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public:
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Parser(TranslationUnit *translationUnit);
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~Parser();
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bool qtMocRunEnabled() const;
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void setQtMocRunEnabled(bool onoff);
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bool objCEnabled() const;
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void setObjCEnabled(bool onoff);
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bool parseTranslationUnit(TranslationUnitAST *&node);
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public:
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bool parseAccessSpecifier(SpecifierAST *&node);
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bool parseExpressionList(ExpressionListAST *&node);
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bool parseAbstractCoreDeclarator(DeclaratorAST *&node);
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bool parseAbstractDeclarator(DeclaratorAST *&node);
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bool parseEmptyDeclaration(DeclarationAST *&node);
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bool parseAccessDeclaration(DeclarationAST *&node);
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bool parseAdditiveExpression(ExpressionAST *&node);
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bool parseAndExpression(ExpressionAST *&node);
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bool parseAsmDefinition(DeclarationAST *&node);
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bool parseAsmOperandList();
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bool parseAsmOperand();
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bool parseAsmClobberList();
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bool parseAssignmentExpression(ExpressionAST *&node);
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bool parseBaseClause(BaseSpecifierListAST *&node);
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bool parseBaseSpecifier(BaseSpecifierListAST *&node);
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bool parseBlockDeclaration(DeclarationAST *&node);
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bool parseCppCastExpression(ExpressionAST *&node);
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bool parseCastExpression(ExpressionAST *&node);
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bool parseClassSpecifier(SpecifierAST *&node);
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bool parseCommaExpression(ExpressionAST *&node);
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bool parseCompoundStatement(StatementAST *&node);
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bool parseBreakStatement(StatementAST *&node);
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bool parseContinueStatement(StatementAST *&node);
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bool parseGotoStatement(StatementAST *&node);
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bool parseReturnStatement(StatementAST *&node);
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bool parseCondition(ExpressionAST *&node);
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bool parseConditionalExpression(ExpressionAST *&node);
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bool parseConstantExpression(ExpressionAST *&node);
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bool parseCtorInitializer(CtorInitializerAST *&node);
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bool parseCvQualifiers(SpecifierAST *&node);
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bool parseDeclaratorOrAbstractDeclarator(DeclaratorAST *&node);
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bool parseDeclaration(DeclarationAST *&node);
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bool parseSimpleDeclaration(DeclarationAST *&node, bool acceptStructDeclarator = false);
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bool parseDeclarationStatement(StatementAST *&node);
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bool parseCoreDeclarator(DeclaratorAST *&node);
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bool parseDeclarator(DeclaratorAST *&node, bool stopAtCppInitializer = false);
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bool parseDeleteExpression(ExpressionAST *&node);
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bool parseDoStatement(StatementAST *&node);
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bool parseElaboratedTypeSpecifier(SpecifierAST *&node);
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bool parseEnumSpecifier(SpecifierAST *&node);
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bool parseEnumerator(EnumeratorListAST *&node);
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bool parseEqualityExpression(ExpressionAST *&node);
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bool parseExceptionDeclaration(ExceptionDeclarationAST *&node);
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bool parseExceptionSpecification(ExceptionSpecificationAST *&node);
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bool parseExclusiveOrExpression(ExpressionAST *&node);
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bool parseExpression(ExpressionAST *&node);
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bool parseExpressionOrDeclarationStatement(StatementAST *&node);
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bool parseExpressionStatement(StatementAST *&node);
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bool parseForInitStatement(StatementAST *&node);
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bool parseForeachStatement(StatementAST *&node);
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bool parseForStatement(StatementAST *&node);
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bool parseFunctionBody(StatementAST *&node);
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bool parseIfStatement(StatementAST *&node);
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bool parseInclusiveOrExpression(ExpressionAST *&node);
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bool parseInitDeclarator(DeclaratorAST *&node, bool acceptStructDeclarator);
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bool parseInitializerList(ExpressionListAST *&node);
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bool parseInitializer(ExpressionAST *&node, unsigned *equals_token);
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bool parseInitializerClause(ExpressionAST *&node);
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bool parseLabeledStatement(StatementAST *&node);
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bool parseLinkageBody(DeclarationAST *&node);
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bool parseLinkageSpecification(DeclarationAST *&node);
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bool parseLogicalAndExpression(ExpressionAST *&node);
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bool parseLogicalOrExpression(ExpressionAST *&node);
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bool parseMemInitializer(MemInitializerListAST *&node);
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bool parseMemInitializerList(MemInitializerListAST *&node);
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bool parseMemberSpecification(DeclarationAST *&node);
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bool parseMultiplicativeExpression(ExpressionAST *&node);
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bool parseTemplateId(NameAST *&node);
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bool parseClassOrNamespaceName(NameAST *&node);
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bool parseNameId(NameAST *&node);
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bool parseName(NameAST *&node, bool acceptTemplateId = true);
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bool parseNestedNameSpecifier(NestedNameSpecifierListAST *&node, bool acceptTemplateId);
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bool parseNestedNameSpecifierOpt(NestedNameSpecifierListAST *&name, bool acceptTemplateId);
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bool parseNamespace(DeclarationAST *&node);
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bool parseNamespaceAliasDefinition(DeclarationAST *&node);
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bool parseNewArrayDeclarator(NewArrayDeclaratorListAST *&node);
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bool parseNewExpression(ExpressionAST *&node);
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bool parseNewPlacement(NewPlacementAST *&node);
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bool parseNewInitializer(NewInitializerAST *&node);
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bool parseNewTypeId(NewTypeIdAST *&node);
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bool parseOperator(OperatorAST *&node);
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bool parseConversionFunctionId(NameAST *&node);
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bool parseOperatorFunctionId(NameAST *&node);
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bool parseParameterDeclaration(DeclarationAST *&node);
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bool parseParameterDeclarationClause(ParameterDeclarationClauseAST *&node);
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bool parseParameterDeclarationList(DeclarationListAST *&node);
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bool parsePmExpression(ExpressionAST *&node);
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bool parseTypeidExpression(ExpressionAST *&node);
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bool parseTypenameCallExpression(ExpressionAST *&node);
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bool parseCorePostfixExpression(ExpressionAST *&node);
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bool parsePostfixExpression(ExpressionAST *&node);
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bool parsePostfixExpressionInternal(ExpressionAST *&node);
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bool parsePrimaryExpression(ExpressionAST *&node);
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bool parseNestedExpression(ExpressionAST *&node);
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bool parsePtrOperator(PtrOperatorAST *&node);
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bool parseRelationalExpression(ExpressionAST *&node);
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bool parseShiftExpression(ExpressionAST *&node);
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bool parseStatement(StatementAST *&node);
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bool parseThisExpression(ExpressionAST *&node);
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bool parseBoolLiteral(ExpressionAST *&node);
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bool parseNumericLiteral(ExpressionAST *&node);
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bool parseStringLiteral(ExpressionAST *&node);
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bool parseSwitchStatement(StatementAST *&node);
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bool parseTemplateArgument(ExpressionAST *&node);
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bool parseTemplateArgumentList(TemplateArgumentListAST *&node);
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bool parseTemplateDeclaration(DeclarationAST *&node);
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bool parseTemplateParameter(DeclarationAST *&node);
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bool parseTemplateParameterList(DeclarationListAST *&node);
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bool parseThrowExpression(ExpressionAST *&node);
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bool parseTryBlockStatement(StatementAST *&node);
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bool parseCatchClause(CatchClauseListAST *&node);
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bool parseTypeId(ExpressionAST *&node);
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bool parseTypeIdList(ExpressionListAST *&node);
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bool parseTypenameTypeParameter(DeclarationAST *&node);
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bool parseTemplateTypeParameter(DeclarationAST *&node);
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bool parseTypeParameter(DeclarationAST *&node);
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bool parseBuiltinTypeSpecifier(SpecifierAST *&node);
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bool parseAttributeSpecifier(SpecifierAST *&node);
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bool parseAttributeList(AttributeListAST *&node);
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bool parseSimpleTypeSpecifier(SpecifierAST *&node)
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{ return parseDeclSpecifierSeq(node, true, true); }
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bool parseTypeSpecifier(SpecifierAST *&node)
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{ return parseDeclSpecifierSeq(node, true); }
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bool parseDeclSpecifierSeq(SpecifierAST *&node,
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bool onlyTypeSpecifiers = false,
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bool simplified = false);
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bool parseUnaryExpression(ExpressionAST *&node);
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bool parseUnqualifiedName(NameAST *&node, bool acceptTemplateId = true);
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bool parseUsing(DeclarationAST *&node);
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bool parseUsingDirective(DeclarationAST *&node);
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bool parseWhileStatement(StatementAST *&node);
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// Qt MOC run
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bool parseQtMethod(ExpressionAST *&node);
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// ObjC++
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bool parseObjCExpression(ExpressionAST *&node);
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bool parseObjCClassForwardDeclaration(DeclarationAST *&node);
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bool parseObjCInterface(DeclarationAST *&node,
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SpecifierAST *attributes = 0);
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bool parseObjCProtocol(DeclarationAST *&node,
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SpecifierAST *attributes = 0);
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bool parseObjCSynchronizedStatement(StatementAST *&node);
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bool parseObjCEncodeExpression(ExpressionAST *&node);
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bool parseObjCProtocolExpression(ExpressionAST *&node);
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bool parseObjCSelectorExpression(ExpressionAST *&node);
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bool parseObjCStringLiteral(ExpressionAST *&node);
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bool parseObjCMethodSignature();
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bool parseObjCMessageExpression(ExpressionAST *&node);
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bool parseObjCMessageReceiver(ExpressionAST *&node);
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bool parseObjCMessageArguments(ObjCSelectorAST *&selNode, ObjCMessageArgumentListAST *& argNode);
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bool parseObjCSelectorArg(ObjCSelectorArgumentAST *&selNode, ObjCMessageArgumentAST *&argNode);
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bool parseObjCMethodDefinitionList(DeclarationListAST *&node);
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bool parseObjCMethodDefinition(DeclarationAST *&node);
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bool parseObjCProtocolRefs(ObjCProtocolRefsAST *&node);
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bool parseObjClassInstanceVariables(ObjCInstanceVariablesDeclarationAST *&node);
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bool parseObjCInterfaceMemberDeclaration(DeclarationAST *&node);
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bool parseObjCInstanceVariableDeclaration(DeclarationAST *&node);
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bool parseObjCPropertyDeclaration(DeclarationAST *&node,
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SpecifierAST *attributes = 0);
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bool parseObjCImplementation(DeclarationAST *&node);
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bool parseObjCMethodPrototype(ObjCMethodPrototypeAST *&node);
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bool parseObjCPropertyAttribute(ObjCPropertyAttributeAST *&node);
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bool parseObjCTypeName(ObjCTypeNameAST *&node);
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bool parseObjCSelector(unsigned &selector_token);
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bool parseObjCKeywordDeclaration(ObjCSelectorArgumentAST *&argument, ObjCMessageArgumentDeclarationAST *&node);
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bool parseObjCTypeQualifiers(unsigned &type_qualifier);
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bool peekAtObjCContextKeyword(int kind);
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bool parseObjCContextKeyword(int kind, unsigned &in_token);
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bool lookAtObjCSelector() const;
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bool skipUntil(int token);
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bool skipUntilDeclaration();
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bool skipUntilStatement();
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bool skip(int l, int r);
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bool lookAtCVQualifier() const;
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bool lookAtFunctionSpecifier() const;
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bool lookAtStorageClassSpecifier() const;
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bool lookAtBuiltinTypeSpecifier() const;
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bool lookAtClassKey() const;
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bool lookAtAssignmentOperator() const;
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void match(int kind, unsigned *token);
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bool maybeAmbiguousStatement(DeclarationStatementAST *ast) const;
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bool maybeForwardOrClassDeclaration(SpecifierAST *decl_specifier_seq) const;
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bool isPointerDeclaration(DeclarationStatementAST *ast) const;
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private:
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bool switchTemplateArguments(bool templateArguments);
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bool blockErrors(bool block);
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inline const Token &tok(int i = 1) const
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{ return _translationUnit->tokenAt(_tokenIndex + i - 1); }
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inline int LA(int n = 1) const
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{ return _translationUnit->tokenKind(_tokenIndex + n - 1); }
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inline int consumeToken()
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{ return _tokenIndex++; }
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inline unsigned cursor() const
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{ return _tokenIndex; }
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inline void rewind(unsigned cursor)
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{ _tokenIndex = cursor; }
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struct TemplateArgumentListEntry {
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unsigned index;
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unsigned cursor;
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TemplateArgumentListAST *ast;
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TemplateArgumentListEntry(unsigned index = 0, unsigned cursor = 0, TemplateArgumentListAST *ast = 0)
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: index(index), cursor(cursor), ast(ast) {}
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};
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TemplateArgumentListEntry *templateArgumentListEntry(unsigned tokenIndex);
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private:
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TranslationUnit *_translationUnit;
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Control *_control;
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MemoryPool *_pool;
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unsigned _tokenIndex;
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bool _templateArguments: 1;
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bool _qtMocRunEnabled: 1;
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bool _objCEnabled: 1;
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bool _inFunctionBody: 1;
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bool _inObjCImplementationContext: 1;
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Array<TemplateArgumentListEntry> _templateArgumentList;
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class Rewind;
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friend class Rewind;
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private:
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Parser(const Parser& source);
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void operator =(const Parser& source);
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};
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} // end of namespace CPlusPlus
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#endif // CPLUSPLUS_PARSER_H
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