Beautifier: Some filepathification

Change-Id: I8ed0ce1c5e08c19c806d3219610badf94202b03b
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/beautifier/artisticstyle/artisticstyle.cpp

@@ -36,7 +36,6 @@
 #include <QApplication>
 #include <QDateTime>
 #include <QFile>
-#include <QFileInfo>
 #include <QGroupBox>
 #include <QMenu>
 #include <QRegularExpression>
@@ -276,14 +275,14 @@ void ArtisticStyle::updateActions(Core::IEditor *editor)
 
 void ArtisticStyle::formatFile()
 {
-    const QString cfgFileName = configurationFile();
+    const FilePath cfgFileName = configurationFile();
     if (cfgFileName.isEmpty())
         showError(BeautifierTool::msgCannotGetConfigurationFile(asDisplayName()));
     else
-        formatCurrentFile(command(cfgFileName));
+        formatCurrentFile(command(cfgFileName.toFSPathString()));
 }
 
-QString ArtisticStyle::configurationFile() const
+FilePath ArtisticStyle::configurationFile() const
 {
     if (settings().useCustomStyle())
         return settings().styleFileName(settings().customStyle());
@@ -291,39 +290,38 @@ QString ArtisticStyle::configurationFile() const
     if (settings().useOtherFiles()) {
         if (const ProjectExplorer::Project *project
                 = ProjectExplorer::ProjectTree::currentProject()) {
-            const Utils::FilePaths astyleRcfiles = project->files(
+            const FilePaths astyleRcfiles = project->files(
                 [](const ProjectExplorer::Node *n) { return n->filePath().endsWith(".astylerc"); });
-            for (const Utils::FilePath &file : astyleRcfiles) {
-                const QFileInfo fi = file.toFileInfo();
-                if (fi.isReadable())
-                    return file.toString();
+            for (const FilePath &file : astyleRcfiles) {
+                if (file.isReadableFile())
+                    return file;
             }
         }
     }
 
     if (settings().useSpecificConfigFile()) {
-        const Utils::FilePath file = settings().specificConfigFile();
+        const FilePath file = settings().specificConfigFile();
         if (file.exists())
-            return file.toUserOutput();
+            return file;
     }
 
     if (settings().useHomeFile()) {
-        const QDir homeDirectory = QDir::home();
-        QString file = homeDirectory.filePath(".astylerc");
-        if (QFile::exists(file))
+        const FilePath homeDirectory = FileUtils::homePath();
+        FilePath file = homeDirectory / ".astylerc";
+        if (file.exists())
             return file;
-        file = homeDirectory.filePath("astylerc");
-        if (QFile::exists(file))
+        file = homeDirectory / "astylerc";
+        if (file.exists())
             return file;
     }
 
-    return QString();
+    return {};
 }
 
 Command ArtisticStyle::command() const
 {
-    const QString cfgFile = configurationFile();
-    return cfgFile.isEmpty() ? Command() : command(cfgFile);
+    const FilePath cfgFile = configurationFile();
+    return cfgFile.isEmpty() ? Command() : command(cfgFile.toFSPathString());
 }
 
 bool ArtisticStyle::isApplicable(const Core::IDocument *document) const

src/plugins/beautifier/artisticstyle/artisticstyle.h

@@ -23,7 +23,7 @@ public:
 
 private:
     void formatFile();
-    QString configurationFile() const;
+    Utils::FilePath configurationFile() const;
     TextEditor::Command command(const QString &cfgFile) const;
 
     QAction *m_formatFile = nullptr;

src/plugins/beautifier/beautifiertool.cpp

@@ -17,7 +17,6 @@
 #include <utils/process.h>
 
 #include <QFile>
-#include <QFileInfo>
 #include <QRegularExpression>
 #include <QVersionNumber>
 #include <QXmlStreamReader>
@@ -127,8 +126,7 @@ private:
 AbstractSettings::AbstractSettings(const QString &name, const QString &ending)
     : m_ending(ending)
     , m_styleDir(Core::ICore::userResourcePath(Beautifier::Constants::SETTINGS_DIRNAME)
-                     .pathAppended(name)
-                     .toString())
+                     .pathAppended(name))
 {
     setSettingsGroups(Utils::Constants::BEAUTIFIER_SETTINGS_GROUP, name);
 
@@ -187,15 +185,15 @@ bool AbstractSettings::styleExists(const QString &key) const
 
 bool AbstractSettings::styleIsReadOnly(const QString &key)
 {
-    const QFileInfo fi(m_styleDir.absoluteFilePath(key + m_ending));
-    if (!fi.exists()) {
+    const FilePath filePath = m_styleDir.pathAppended(key + m_ending);
+    if (!filePath.exists()) {
         // newly added style which was not saved yet., thus it is not read only.
         //TODO In a later version when we have predefined styles in Core::ICore::resourcePath()
         //     we need to check if it is a read only global config file...
         return false;
     }
 
-    return !fi.isWritable();
+    return !filePath.isWritableFile();
 }
 
 void AbstractSettings::setStyle(const QString &key, const QString &value)
@@ -222,9 +220,9 @@ void AbstractSettings::replaceStyle(const QString &oldKey, const QString &newKey
     m_changedStyles.insert(newKey);
 }
 
-QString AbstractSettings::styleFileName(const QString &key) const
+FilePath AbstractSettings::styleFileName(const QString &key) const
 {
-    return m_styleDir.absoluteFilePath(key + m_ending);
+    return m_styleDir.pathAppended(key + m_ending);
 }
 
 QVersionNumber AbstractSettings::version() const
@@ -285,10 +283,14 @@ void AbstractSettings::save()
 
     // remove old files and possible subfolder
     for (const QString &key : std::as_const(m_stylesToRemove)) {
-        const QFileInfo fi(styleFileName(key));
-        QFile::remove(fi.absoluteFilePath());
-        if (fi.absoluteDir() != m_styleDir)
-            m_styleDir.rmdir(fi.absolutePath());
+        FilePath filePath = styleFileName(key);
+        filePath.removeFile();
+        QTC_ASSERT(m_styleDir.isAbsolutePath(), break);
+        QTC_ASSERT(!m_styleDir.needsDevice(), break);
+        if (filePath.parentDir() != m_styleDir) {
+            // FIXME: Missing in FilePath
+            QDir(m_styleDir.toString()).rmdir(filePath.parentDir().toString());
+        }
     }
     m_stylesToRemove.clear();
 
@@ -300,23 +302,23 @@ void AbstractSettings::save()
             continue;
         }
 
-        const QFileInfo fi(styleFileName(iStyles.key()));
-        if (!(m_styleDir.mkpath(fi.absolutePath()))) {
+        const FilePath filePath = styleFileName(iStyles.key());
+        if (!filePath.parentDir().ensureWritableDir()) {
             BeautifierTool::showError(Tr::tr("Cannot save styles. %1 does not exist.")
-                                          .arg(fi.absolutePath()));
+                                          .arg(filePath.toUserOutput()));
             continue;
         }
 
-        FileSaver saver(FilePath::fromUserInput(fi.absoluteFilePath()));
+        FileSaver saver(filePath);
         if (saver.hasError()) {
             BeautifierTool::showError(Tr::tr("Cannot open file \"%1\": %2.")
-                                          .arg(saver.filePath().toUserOutput())
+                                          .arg(filePath.toUserOutput())
                                           .arg(saver.errorString()));
         } else {
             saver.write(iStyles.value().toLocal8Bit());
             if (!saver.finalize()) {
                 BeautifierTool::showError(Tr::tr("Cannot save file \"%1\": %2.")
-                                              .arg(saver.filePath().toUserOutput())
+                                              .arg(filePath.toUserOutput())
                                               .arg(saver.errorString()));
             }
         }
@@ -405,18 +407,17 @@ void AbstractSettings::readStyles()
     if (!m_styleDir.exists())
         return;
 
-    const QStringList files
-            = m_styleDir.entryList({'*' + m_ending},
-                                   QDir::Files | QDir::Readable | QDir::NoDotAndDotDot);
-    for (const QString &filename : files) {
+    const FileFilter filter = {{'*' + m_ending}, QDir::Files | QDir::Readable | QDir::NoDotAndDotDot};
+    const FilePaths files = m_styleDir.dirEntries(filter);
+    for (const FilePath &filePath : files) {
         // do not allow empty file names
-        if (filename == m_ending)
+        if (filePath.fileName() == m_ending)
             continue;
 
-        QFile file(m_styleDir.absoluteFilePath(filename));
-        if (file.open(QIODevice::ReadOnly)) {
+        if (auto contents = filePath.fileContents()) {
+            const QString filename = filePath.fileName();
             m_styles.insert(filename.left(filename.length() - m_ending.length()),
-                            QString::fromLocal8Bit(file.readAll()));
+                            QString::fromLocal8Bit(*contents));
         }
     }
 }

src/plugins/beautifier/beautifiertool.h

@@ -9,7 +9,6 @@
 
 #include <utils/aspects.h>
 
-#include <QDir>
 #include <QHash>
 #include <QMap>
 #include <QObject>
@@ -73,7 +72,7 @@ public:
     void setStyle(const QString &key, const QString &value);
     void removeStyle(const QString &key);
     void replaceStyle(const QString &oldKey, const QString &newKey, const QString &value);
-    virtual QString styleFileName(const QString &key) const;
+    virtual Utils::FilePath styleFileName(const QString &key) const;
 
     Utils::FilePathAspect command{this};
     Utils::StringAspect supportedMimeTypes{this};
@@ -92,7 +91,7 @@ protected:
 
     QMap<QString, QString> m_styles;
     QString m_ending;
-    QDir m_styleDir;
+    Utils::FilePath m_styleDir;
 
     void readDocumentation();
     virtual void readStyles();

src/plugins/beautifier/clangformat/clangformat.cpp

@@ -103,7 +103,7 @@ public:
     SelectionAspect fallbackStyle{this};
     StringAspect customStyle{this};
 
-    QString styleFileName(const QString &key) const override;
+    Utils::FilePath styleFileName(const QString &key) const override;
 
 private:
     void readStyles() override;
@@ -215,18 +215,17 @@ QStringList ClangFormatSettings::completerWords()
     };
 }
 
-QString ClangFormatSettings::styleFileName(const QString &key) const
+FilePath ClangFormatSettings::styleFileName(const QString &key) const
 {
-    return m_styleDir.absolutePath() + '/' + key + '/' + m_ending;
+    return m_styleDir / key / m_ending;
 }
 
 void ClangFormatSettings::readStyles()
 {
-    const QStringList dirs = m_styleDir.entryList(QDir::AllDirs | QDir::NoDotAndDotDot);
-    for (const QString &dir : dirs) {
-        QFile file(m_styleDir.absoluteFilePath(dir + '/' + m_ending));
-        if (file.open(QIODevice::ReadOnly))
-            m_styles.insert(dir, QString::fromLocal8Bit(file.readAll()));
+    const FilePaths dirs = m_styleDir.dirEntries(QDir::AllDirs | QDir::NoDotAndDotDot);
+    for (const FilePath &dir : dirs) {
+        if (auto contents = dir.pathAppended(m_ending).fileContents())
+            m_styles.insert(dir.fileName(), QString::fromLocal8Bit(*contents));
     }
 }
 
@@ -495,9 +494,9 @@ Command ClangFormat::command() const
         command.addOption("-assume-filename=%file");
     } else {
         command.addOption("-style=file");
-        const QString path =
-                QFileInfo(settings().styleFileName(settings().customStyle())).absolutePath();
-        command.addOption("-assume-filename=" + path + QDir::separator() + "%filename");
+        const FilePath path = settings().styleFileName(settings().customStyle())
+            .absolutePath().pathAppended("%filename");
+        command.addOption("-assume-filename=" + path.nativePath());
     }
 
     return command;

src/plugins/beautifier/uncrustify/uncrustify.cpp

@@ -320,7 +320,7 @@ void Uncrustify::formatSelectedText()
 FilePath Uncrustify::configurationFile() const
 {
     if (settings().useCustomStyle())
-        return FilePath::fromUserInput(settings().styleFileName(settings().customStyle()));
+        return settings().styleFileName(settings().customStyle());
 
     if (settings().useOtherFiles()) {
         using namespace ProjectExplorer;