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Diffstat (limited to 'src/declarative/qml/parser/javascriptengine_p.h')
-rw-r--r-- | src/declarative/qml/parser/javascriptengine_p.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/src/declarative/qml/parser/javascriptengine_p.h b/src/declarative/qml/parser/javascriptengine_p.h new file mode 100644 index 0000000..1e6e568 --- /dev/null +++ b/src/declarative/qml/parser/javascriptengine_p.h @@ -0,0 +1,144 @@ +/************************************************************************** +** +** This file is part of Qt Creator +** +** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). +** +** Contact: Qt Software Information (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 qt-sales@nokia.com. +** +**************************************************************************/ + +#ifndef JAVASCRIPTENGINE_P_H +#define JAVASCRIPTENGINE_P_H + +#include "javascriptvalue.h" +#include <QString> +#include <QSet> + +QT_BEGIN_NAMESPACE + +namespace JavaScript { + +class Node; +class Lexer; +class NodePool; + +namespace AST { + +class Node; + +} // end of namespace AST + +namespace Ecma { + +class RegExp +{ +public: + enum RegExpFlag { + Global = 0x01, + IgnoreCase = 0x02, + Multiline = 0x04 + }; + +public: + static int flagFromChar(const QChar &); + static QString flagsToString(int flags); +}; + +} // end of namespace Ecma + +} // end of namespace JavaScript + + + +class JavaScriptNameIdImpl +{ + QString _text; + +public: + JavaScriptNameIdImpl(const QChar *u, int s) + : _text(u, s) + { } + + const QString asString() const + { return _text; } + + bool operator == (const JavaScriptNameIdImpl &other) const + { return _text == other._text; } + + bool operator != (const JavaScriptNameIdImpl &other) const + { return _text != other._text; } + + bool operator < (const JavaScriptNameIdImpl &other) const + { return _text < other._text; } +}; + +inline uint qHash(const JavaScriptNameIdImpl &id) +{ return qHash(id.asString()); } + +class JavaScriptEnginePrivate +{ + JavaScript::Lexer *_lexer; + JavaScript::NodePool *_nodePool; + JavaScript::AST::Node *_ast; + QSet<JavaScriptNameIdImpl> _literals; + +public: + JavaScriptEnginePrivate() + : _lexer(0), _nodePool(0), _ast(0) + { } + + QSet<JavaScriptNameIdImpl> literals() const + { return _literals; } + + JavaScriptNameIdImpl *intern(const QChar *u, int s) + { return const_cast<JavaScriptNameIdImpl *>(&*_literals.insert(JavaScriptNameIdImpl(u, s))); } + + static QString toString(JavaScriptNameIdImpl *id) + { return id->asString(); } + + JavaScript::Lexer *lexer() const + { return _lexer; } + + void setLexer(JavaScript::Lexer *lexer) + { _lexer = lexer; } + + JavaScript::NodePool *nodePool() const + { return _nodePool; } + + void setNodePool(JavaScript::NodePool *nodePool) + { _nodePool = nodePool; } + + JavaScript::AST::Node *ast() const + { return _ast; } + + JavaScript::AST::Node *changeAbstractSyntaxTree(JavaScript::AST::Node *node) + { + JavaScript::AST::Node *previousAST = _ast; + _ast = node; + return previousAST; + } +}; + +QT_END_NAMESPACE + +#endif // JAVASCRIPTENGINE_P_H |