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Diffstat (limited to 'src/script/parser/qscriptparser_p.h')
-rw-r--r-- | src/script/parser/qscriptparser_p.h | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/src/script/parser/qscriptparser_p.h b/src/script/parser/qscriptparser_p.h new file mode 100644 index 0000000..5f62db7 --- /dev/null +++ b/src/script/parser/qscriptparser_p.h @@ -0,0 +1,163 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtScript module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** 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. +** +** 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. +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +// This file was generated by qlalr - DO NOT EDIT! + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +// +// This file is automatically generated from qscript.g. +// Changes will be lost. +// + +#ifndef QSCRIPTPARSER_P_H +#define QSCRIPTPARSER_P_H + +#include "qscriptgrammar_p.h" + +#include "qscriptastfwd_p.h" + +QT_BEGIN_NAMESPACE + +class QString; +class QScriptEnginePrivate; +class QScriptNameIdImpl; + +class QScriptParser: protected QScriptGrammar +{ +public: + union Value { + int ival; + double dval; + QScriptNameIdImpl *sval; + QScript::AST::ArgumentList *ArgumentList; + QScript::AST::CaseBlock *CaseBlock; + QScript::AST::CaseClause *CaseClause; + QScript::AST::CaseClauses *CaseClauses; + QScript::AST::Catch *Catch; + QScript::AST::DefaultClause *DefaultClause; + QScript::AST::ElementList *ElementList; + QScript::AST::Elision *Elision; + QScript::AST::ExpressionNode *Expression; + QScript::AST::Finally *Finally; + QScript::AST::FormalParameterList *FormalParameterList; + QScript::AST::FunctionBody *FunctionBody; + QScript::AST::FunctionDeclaration *FunctionDeclaration; + QScript::AST::Node *Node; + QScript::AST::PropertyName *PropertyName; + QScript::AST::PropertyNameAndValueList *PropertyNameAndValueList; + QScript::AST::SourceElement *SourceElement; + QScript::AST::SourceElements *SourceElements; + QScript::AST::Statement *Statement; + QScript::AST::StatementList *StatementList; + QScript::AST::VariableDeclaration *VariableDeclaration; + QScript::AST::VariableDeclarationList *VariableDeclarationList; + }; + + struct Location { + int startLine; + int startColumn; + int endLine; + int endColumn; + }; + +public: + QScriptParser(); + ~QScriptParser(); + + bool parse(QScriptEnginePrivate *driver); + + inline QString errorMessage() const + { return error_message; } + inline int errorLineNumber() const + { return error_lineno; } + inline int errorColumnNumber() const + { return error_column; } + +protected: + inline void reallocateStack(); + + inline Value &sym(int index) + { return sym_stack [tos + index - 1]; } + + inline Location &loc(int index) + { return location_stack [tos + index - 2]; } + +protected: + int tos; + int stack_size; + Value *sym_stack; + int *state_stack; + Location *location_stack; + QString error_message; + int error_lineno; + int error_column; +}; + +inline void QScriptParser::reallocateStack() +{ + if (! stack_size) + stack_size = 128; + else + stack_size <<= 1; + + sym_stack = reinterpret_cast<Value*> (qRealloc(sym_stack, stack_size * sizeof(Value))); + state_stack = reinterpret_cast<int*> (qRealloc(state_stack, stack_size * sizeof(int))); + location_stack = reinterpret_cast<Location*> (qRealloc(location_stack, stack_size * sizeof(Location))); +} + + +#define Q_SCRIPT_REGEXPLITERAL_RULE1 7 + +#define Q_SCRIPT_REGEXPLITERAL_RULE2 8 + +QT_END_NAMESPACE + +#endif // QSCRIPTPARSER_P_H |