src/declarative/qml/parser/qdeclarativejsparser_p.h
changeset 30 5dc02b23752f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/declarative/qml/parser/qdeclarativejsparser_p.h	Tue Jul 06 15:10:48 2010 +0300
@@ -0,0 +1,246 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+//
+//  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 qmljs.g.
+// Changes will be lost.
+//
+
+#ifndef QDECLARATIVEJSPARSER_P_H
+#define QDECLARATIVEJSPARSER_P_H
+
+#include "private/qdeclarativejsglobal_p.h"
+#include "private/qdeclarativejsgrammar_p.h"
+#include "private/qdeclarativejsast_p.h"
+#include "private/qdeclarativejsengine_p.h"
+
+#include <QtCore/QList>
+#include <QtCore/QString>
+
+QT_QML_BEGIN_NAMESPACE
+
+namespace QDeclarativeJS {
+
+class Engine;
+class NameId;
+
+class QML_PARSER_EXPORT Parser: protected QDeclarativeJSGrammar
+{
+public:
+    union Value {
+      int ival;
+      double dval;
+      NameId *sval;
+      AST::ArgumentList *ArgumentList;
+      AST::CaseBlock *CaseBlock;
+      AST::CaseClause *CaseClause;
+      AST::CaseClauses *CaseClauses;
+      AST::Catch *Catch;
+      AST::DefaultClause *DefaultClause;
+      AST::ElementList *ElementList;
+      AST::Elision *Elision;
+      AST::ExpressionNode *Expression;
+      AST::Finally *Finally;
+      AST::FormalParameterList *FormalParameterList;
+      AST::FunctionBody *FunctionBody;
+      AST::FunctionDeclaration *FunctionDeclaration;
+      AST::Node *Node;
+      AST::PropertyName *PropertyName;
+      AST::PropertyNameAndValueList *PropertyNameAndValueList;
+      AST::SourceElement *SourceElement;
+      AST::SourceElements *SourceElements;
+      AST::Statement *Statement;
+      AST::StatementList *StatementList;
+      AST::Block *Block;
+      AST::VariableDeclaration *VariableDeclaration;
+      AST::VariableDeclarationList *VariableDeclarationList;
+
+      AST::UiProgram *UiProgram;
+      AST::UiImportList *UiImportList;
+      AST::UiImport *UiImport;
+      AST::UiParameterList *UiParameterList;
+      AST::UiPublicMember *UiPublicMember;
+      AST::UiObjectDefinition *UiObjectDefinition;
+      AST::UiObjectInitializer *UiObjectInitializer;
+      AST::UiObjectBinding *UiObjectBinding;
+      AST::UiScriptBinding *UiScriptBinding;
+      AST::UiArrayBinding *UiArrayBinding;
+      AST::UiObjectMember *UiObjectMember;
+      AST::UiObjectMemberList *UiObjectMemberList;
+      AST::UiArrayMemberList *UiArrayMemberList;
+      AST::UiQualifiedId *UiQualifiedId;
+      AST::UiSignature *UiSignature;
+      AST::UiFormalList *UiFormalList;
+      AST::UiFormal *UiFormal;
+    };
+
+public:
+    Parser(Engine *engine);
+    ~Parser();
+
+    // parse a UI program
+    bool parse() { return parse(T_FEED_UI_PROGRAM); }
+    bool parseStatement() { return parse(T_FEED_JS_STATEMENT); }
+    bool parseExpression() { return parse(T_FEED_JS_EXPRESSION); }
+    bool parseSourceElement() { return parse(T_FEED_JS_SOURCE_ELEMENT); }
+    bool parseUiObjectMember() { return parse(T_FEED_UI_OBJECT_MEMBER); }
+    bool parseProgram() { return parse(T_FEED_JS_PROGRAM); }
+
+    AST::UiProgram *ast() const
+    { return AST::cast<AST::UiProgram *>(program); }
+
+    AST::Statement *statement() const
+    {
+        if (! program)
+            return 0;
+
+        return program->statementCast();
+    }
+
+    AST::ExpressionNode *expression() const
+    {
+        if (! program)
+            return 0;
+
+        return program->expressionCast();
+    }
+
+    AST::UiObjectMember *uiObjectMember() const
+    {
+        if (! program)
+            return 0;
+
+        return program->uiObjectMemberCast();
+    }
+
+    AST::Node *rootNode() const
+    { return program; }
+
+    QList<DiagnosticMessage> diagnosticMessages() const
+    { return diagnostic_messages; }
+
+    inline DiagnosticMessage diagnosticMessage() const
+    {
+        foreach (const DiagnosticMessage &d, diagnostic_messages) {
+            if (! d.kind == DiagnosticMessage::Warning)
+                return d;
+        }
+
+        return DiagnosticMessage();
+    }
+
+    inline QString errorMessage() const
+    { return diagnosticMessage().message; }
+
+    inline int errorLineNumber() const
+    { return diagnosticMessage().loc.startLine; }
+
+    inline int errorColumnNumber() const
+    { return diagnosticMessage().loc.startColumn; }
+
+protected:
+    bool parse(int startToken);
+
+    void reallocateStack();
+
+    inline Value &sym(int index)
+    { return sym_stack [tos + index - 1]; }
+
+    inline AST::SourceLocation &loc(int index)
+    { return location_stack [tos + index - 1]; }
+
+    AST::UiQualifiedId *reparseAsQualifiedId(AST::ExpressionNode *expr);
+
+protected:
+    Engine *driver;
+    int tos;
+    int stack_size;
+    Value *sym_stack;
+    int *state_stack;
+    AST::SourceLocation *location_stack;
+
+    AST::Node *program;
+
+    // error recovery
+    enum { TOKEN_BUFFER_SIZE = 3 };
+
+    struct SavedToken {
+       int token;
+       double dval;
+       AST::SourceLocation loc;
+    };
+
+    double yylval;
+    AST::SourceLocation yylloc;
+    AST::SourceLocation yyprevlloc;
+
+    SavedToken token_buffer[TOKEN_BUFFER_SIZE];
+    SavedToken *first_token;
+    SavedToken *last_token;
+
+    QList<DiagnosticMessage> diagnostic_messages;
+};
+
+} // end of namespace QDeclarativeJS
+
+
+
+#define J_SCRIPT_REGEXPLITERAL_RULE1 78
+
+#define J_SCRIPT_REGEXPLITERAL_RULE2 79
+
+QT_QML_END_NAMESPACE
+
+
+
+#endif // QDECLARATIVEJSPARSER_P_H