/**************************************************************************** ** ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). ** Contact: Qt Software Information (qt-info@nokia.com) ** ** This file is part of the $MODULE$ of the Qt Toolkit. ** ** $TROLLTECH_DUAL_LICENSE$ ** ****************************************************************************/ #ifndef QSCRIPTSYNTAXCHECKER_H #define QSCRIPTSYNTAXCHECKER_H // // 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. // #include #ifndef QT_NO_SCRIPT #include "qscriptgrammar_p.h" QT_BEGIN_NAMESPACE namespace QScript { class Lexer; class SyntaxChecker: protected QScriptGrammar { public: enum State { Error, Intermediate, Valid, }; struct Result { Result(State s, int ln, int col, const QString &msg) : state(s), errorLineNumber(ln), errorColumnNumber(col), errorMessage(msg) {} State state; int errorLineNumber; int errorColumnNumber; QString errorMessage; }; SyntaxChecker(); ~SyntaxChecker(); Result checkSyntax(const QString &code); protected: bool automatic(QScript::Lexer *lexer, int token) const; inline void reallocateStack(); protected: int tos; int stack_size; int *state_stack; }; inline void SyntaxChecker::reallocateStack() { if (! stack_size) stack_size = 128; else stack_size <<= 1; state_stack = reinterpret_cast (qRealloc(state_stack, stack_size * sizeof(int))); } } // namespace QScript QT_END_NAMESPACE #endif // QT_NO_SCRIPT #endif