Renamed CheckUndefinedSymbols.

src/plugins/cppeditor/cppchecksymbols.h

@@ -0,0 +1,126 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (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 http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#ifndef CPLUSPLUS_CHECKSYMBOLS_H
+#define CPLUSPLUS_CHECKSYMBOLS_H
+
+#include "cppsemanticinfo.h"
+
+#include <cplusplus/CppDocument.h>
+#include <cplusplus/LookupContext.h>
+#include <ASTVisitor.h>
+#include <QtCore/QSet>
+#include <QtCore/QFuture>
+#include <QtCore/QtConcurrentRun>
+
+namespace CPlusPlus {
+
+class CheckSymbols:
+        protected ASTVisitor,
+        public QtConcurrent::RunFunctionTaskBase<CppEditor::Internal::SemanticInfo::Use>
+{
+public:
+    virtual ~CheckSymbols();
+
+    typedef CppEditor::Internal::SemanticInfo::Use Use;
+
+    virtual void run();
+    void runFunctor();
+
+    typedef QFuture<Use> Future;
+    static Future go(Document::Ptr doc, const LookupContext &context);
+
+    static QMap<int, QVector<Use> > chunks(const QFuture<Use> &future, int from, int to)
+    {
+        QMap<int, QVector<Use> > chunks;
+
+        for (int i = from; i < to; ++i) {
+            const Use use = future.resultAt(i);
+            if (! use.line)
+                continue; // skip it, it's an invalid use.
+
+            const int blockNumber = use.line - 1;
+            chunks[blockNumber].append(use);
+        }
+
+        return chunks;
+    }
+
+protected:
+    using ASTVisitor::visit;
+    using ASTVisitor::endVisit;
+
+    CheckSymbols(Document::Ptr doc, const LookupContext &context);
+
+    bool warning(unsigned line, unsigned column, const QString &text, unsigned length = 0);
+    bool warning(AST *ast, const QString &text);
+
+    void checkName(NameAST *ast);
+    void checkNamespace(NameAST *name);
+    void addTypeUsage(ClassOrNamespace *b, NameAST *ast);
+    void addTypeUsage(const QList<Symbol *> &candidates, NameAST *ast);
+    void addTypeUsage(const Use &use);
+
+    virtual bool preVisit(AST *);
+
+    virtual bool visit(NamespaceAST *);
+    virtual bool visit(UsingDirectiveAST *);
+    virtual bool visit(SimpleDeclarationAST *);
+    virtual bool visit(NamedTypeSpecifierAST *);
+
+    virtual bool visit(SimpleNameAST *ast);
+    virtual bool visit(DestructorNameAST *ast);
+    virtual bool visit(QualifiedNameAST *ast);
+    virtual bool visit(TemplateIdAST *ast);
+
+    virtual bool visit(TemplateDeclarationAST *ast);
+    virtual void endVisit(TemplateDeclarationAST *ast);
+
+    virtual bool visit(TypenameTypeParameterAST *ast);
+    virtual bool visit(TemplateTypeParameterAST *ast);
+
+    unsigned startOfTemplateDeclaration(TemplateDeclarationAST *ast) const;
+    Scope *findScope(AST *ast) const;
+
+    void flush();
+
+private:
+    Document::Ptr _doc;
+    LookupContext _context;
+    QString _fileName;
+    QList<Document::DiagnosticMessage> _diagnosticMessages;
+    QSet<QByteArray> _potentialTypes;
+    QList<ScopedSymbol *> _scopes;
+    QList<TemplateDeclarationAST *> _templateDeclarationStack;
+    QVector<Use> _typeUsages;
+};
+
+} // end of namespace CPlusPlus
+
+#endif // CPLUSPLUS_CHECKSYMBOLS_H