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Diffstat (limited to 'tools/qmllint/findwarnings.h')
-rw-r--r-- | tools/qmllint/findwarnings.h | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/tools/qmllint/findwarnings.h b/tools/qmllint/findwarnings.h new file mode 100644 index 0000000000..2b99beeac9 --- /dev/null +++ b/tools/qmllint/findwarnings.h @@ -0,0 +1,174 @@ +/**************************************************************************** +** +** Copyright (C) 2019 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the tools applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef FINDUNQUALIFIED_H +#define FINDUNQUALIFIED_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 "typedescriptionreader.h" +#include "scopetree.h" +#include "qcoloroutput.h" + +#include <QtQml/private/qqmljsastvisitor_p.h> +#include <QtQml/private/qqmljsast_p.h> + +#include <QtCore/qscopedpointer.h> + +class FindWarningVisitor : public QQmlJS::AST::Visitor +{ + Q_DISABLE_COPY_MOVE(FindWarningVisitor) +public: + explicit FindWarningVisitor(QStringList qmltypeDirs, QStringList qmltypeFiles, QString code, + QString fileName, bool silent, bool warnUnqualified, + bool warnWithStatement, bool warnInheritanceCycle); + ~FindWarningVisitor() override = default; + bool check(); + +private: + struct Import { + QHash<QString, ScopeTree::ConstPtr> objects; + QStringList dependencies; + }; + + ScopeTree::Ptr m_rootScope; + ScopeTree::Ptr m_currentScope; + QQmlJS::AST::ExpressionNode *m_fieldMemberBase = nullptr; + QHash<QString, ScopeTree::ConstPtr> m_types; + QHash<QString, ScopeTree::ConstPtr> m_exportedName2Scope; + QStringList m_qmltypeDirs; + QStringList m_qmltypeFiles; + QString m_code; + QHash<QString, ScopeTree::ConstPtr> m_qmlid2scope; + QString m_rootId; + QString m_filePath; + QSet<QPair<QString, QString>> m_alreadySeenImports; + QSet<QString> m_unknownImports; + ColorOutput m_colorOut; + bool m_visitFailed = false; + + bool m_warnUnqualified; + bool m_warnWithStatement; + bool m_warnInheritanceCycle; + + struct OutstandingConnection + { + QString targetName; + ScopeTree::Ptr scope; + QQmlJS::AST::UiObjectDefinition *uiod; + }; + + QVarLengthArray<OutstandingConnection, 3> m_outstandingConnections; // Connections whose target we have not encountered + + void enterEnvironment(ScopeType type, const QString &name); + void leaveEnvironment(); + void importHelper(const QString &module, const QString &prefix = QString(), + QTypeRevision version = QTypeRevision()); + + void readQmltypes(const QString &filename, Import &result); + Import readQmldir(const QString &dirname); + void processImport(const QString &prefix, const Import &import); + + ScopeTree::Ptr localFile2ScopeTree(const QString &filePath); + + void importFileOrDirectory(const QString &directory, const QString &prefix); + void importExportedNames(const QStringRef &prefix, QString name); + + void parseHeaders(QQmlJS::AST::UiHeaderItemList *headers); + ScopeTree::Ptr parseProgram(QQmlJS::AST::Program *program, const QString &name); + + void throwRecursionDepthError() override; + + // start block/scope handling + bool visit(QQmlJS::AST::UiProgram *ast) override; + void endVisit(QQmlJS::AST::UiProgram *ast) override; + + bool visit(QQmlJS::AST::ClassExpression *ast) override; + void endVisit(QQmlJS::AST::ClassExpression *ast) override; + + bool visit(QQmlJS::AST::ClassDeclaration *ast) override; + void endVisit(QQmlJS::AST::ClassDeclaration *ast) override; + + bool visit(QQmlJS::AST::ForStatement *ast) override; + void endVisit(QQmlJS::AST::ForStatement *ast) override; + + bool visit(QQmlJS::AST::ForEachStatement *ast) override; + void endVisit(QQmlJS::AST::ForEachStatement *ast) override; + + bool visit(QQmlJS::AST::Block *ast) override; + void endVisit(QQmlJS::AST::Block *ast) override; + + bool visit(QQmlJS::AST::CaseBlock *ast) override; + void endVisit(QQmlJS::AST::CaseBlock *ast) override; + + bool visit(QQmlJS::AST::Catch *ast) override; + void endVisit(QQmlJS::AST::Catch *ast) override; + + bool visit(QQmlJS::AST::WithStatement *withStatement) override; + void endVisit(QQmlJS::AST::WithStatement *ast) override; + + void visitFunctionExpressionHelper(QQmlJS::AST::FunctionExpression *fexpr); + bool visit(QQmlJS::AST::FunctionExpression *fexpr) override; + void endVisit(QQmlJS::AST::FunctionExpression *fexpr) override; + + bool visit(QQmlJS::AST::FunctionDeclaration *fdecl) override; + void endVisit(QQmlJS::AST::FunctionDeclaration *fdecl) override; + /* --- end block handling --- */ + + bool visit(QQmlJS::AST::VariableDeclarationList *vdl) override; + bool visit(QQmlJS::AST::FormalParameterList *fpl) override; + + bool visit(QQmlJS::AST::UiImport *import) override; + bool visit(QQmlJS::AST::UiEnumDeclaration *uied) override; + bool visit(QQmlJS::AST::UiObjectBinding *uiob) override; + void endVisit(QQmlJS::AST::UiObjectBinding *uiob) override; + bool visit(QQmlJS::AST::UiObjectDefinition *uiod) override; + void endVisit(QQmlJS::AST::UiObjectDefinition *) override; + bool visit(QQmlJS::AST::UiScriptBinding *uisb) override; + bool visit(QQmlJS::AST::UiPublicMember *uipm) override; + + // expression handling + bool visit(QQmlJS::AST::IdentifierExpression *idexp) override; + + bool visit(QQmlJS::AST::PatternElement *) override; + bool visit(QQmlJS::AST::FieldMemberExpression *idprop) override; + void endVisit(QQmlJS::AST::FieldMemberExpression *) override; + + bool visit(QQmlJS::AST::BinaryExpression *) override; + void endVisit(QQmlJS::AST::BinaryExpression *) override; +}; + +#endif // FINDUNQUALIFIED_H |