Output parsers: Make file look-up self-contained

Change-Id: Iffe104b6b52f0902f1977adeaa0fee3dc1e374a4
Reviewed-by: hjk <hjk@qt.io>

src/plugins/projectexplorer/abstractprocessstep.cpp

@@ -108,7 +108,6 @@ public:
     std::unique_ptr<Utils::QtcProcess> m_process;
     IOutputParser m_outputParser;
     ProcessParameters m_param;
-    Utils::FileInProjectFinder m_fileFinder;
     bool m_ignoreReturnValue = false;
     bool m_lowPriority = false;
     std::unique_ptr<QTextDecoder> stdoutStream;
@@ -119,8 +118,15 @@ AbstractProcessStep::AbstractProcessStep(BuildStepList *bsl, Core::Id id) :
     BuildStep(bsl, id),
     d(new Private(this))
 {
-    connect(&d->m_outputParser, &IOutputParser::addTask,
-            this, &AbstractProcessStep::taskAdded);
+    connect(&d->m_outputParser, &IOutputParser::addTask, this,
+            [this](const Task &task, int linkedLines, int skipLines) {
+        // Do not bother to report issues if we do not care about the results of
+        // the buildstep anyway:
+        // TODO: Does that make sense? The user might still want to know that
+        //       something failed, even if it wasn't fatal...
+        if (!d->m_ignoreReturnValue)
+            emit addTask(task, linkedLines, skipLines);
+    });
 }
 
 AbstractProcessStep::~AbstractProcessStep()
@@ -188,9 +194,11 @@ void AbstractProcessStep::setIgnoreReturnValue(bool b)
 
 bool AbstractProcessStep::init()
 {
+    Utils::FileInProjectFinder fileFinder;
+    fileFinder.setProjectDirectory(project()->projectDirectory());
+    fileFinder.setProjectFiles(project()->files(Project::AllFiles));
     d->m_outputParser.addFilter(&Internal::filterAnsiEscapeCodes);
-    d->m_fileFinder.setProjectDirectory(project()->projectDirectory());
-    d->m_fileFinder.setProjectFiles(project()->files(Project::AllFiles));
+    d->m_outputParser.setFileFinder(fileFinder);
     return !d->m_process;
 }
 
@@ -387,30 +395,6 @@ void AbstractProcessStep::finish(bool success)
     emit finished(success);
 }
 
-void AbstractProcessStep::taskAdded(const Task &task, int linkedOutputLines, int skipLines)
-{
-    // Do not bother to report issues if we do not care about the results of
-    // the buildstep anyway:
-    if (d->m_ignoreReturnValue)
-        return;
-
-    Task editable(task);
-    QString filePath = task.file.toString();
-    if (!filePath.isEmpty() && !filePath.startsWith('<') && !QDir::isAbsolutePath(filePath)) {
-        while (filePath.startsWith("../"))
-            filePath.remove(0, 3);
-        bool found = false;
-        const Utils::FilePaths candidates
-                = d->m_fileFinder.findFile(QUrl::fromLocalFile(filePath), &found);
-        if (found && candidates.size() == 1)
-            editable.file = candidates.first();
-        else
-            qWarning() << "Could not find absolute location of file " << filePath;
-    }
-
-    emit addTask(editable, linkedOutputLines, skipLines);
-}
-
 void AbstractProcessStep::outputAdded(const QString &string, BuildStep::OutputFormat format)
 {
     emit addOutput(string, format, BuildStep::DontAppendNewline);

src/plugins/projectexplorer/abstractprocessstep.h

@@ -79,8 +79,6 @@ private:
 
     void cleanUp(QProcess *process);
 
-    void taskAdded(const Task &task, int linkedOutputLines = 0, int skipLines = 0);
-
     void outputAdded(const QString &string, BuildStep::OutputFormat format);
 
     class Private;

src/plugins/projectexplorer/ioutputparser.cpp

@@ -27,6 +27,7 @@
 #include "task.h"
 
 #include <utils/algorithm.h>
+#include <utils/fileinprojectfinder.h>
 #include <utils/synchronousprocess.h>
 
 #include <QDir>
@@ -76,6 +77,7 @@ class OutputTaskParser::Private
 {
 public:
     Utils::FilePaths searchDirs;
+    Utils::FileInProjectFinder *fileFinder = nullptr;
     QPointer<const OutputTaskParser> redirectionDetector;
     bool skipFileExistsCheck = false;
 };
@@ -122,6 +124,11 @@ bool OutputTaskParser::needsRedirection() const
                                       || d->redirectionDetector->needsRedirection());
 }
 
+void OutputTaskParser::setFileFinder(Utils::FileInProjectFinder *finder)
+{
+    d->fileFinder = finder;
+}
+
 Utils::FilePath OutputTaskParser::absoluteFilePath(const Utils::FilePath &filePath)
 {
     if (filePath.isEmpty() || filePath.toFileInfo().isAbsolute())
@@ -134,6 +141,15 @@ Utils::FilePath OutputTaskParser::absoluteFilePath(const Utils::FilePath &filePa
     }
     if (candidates.count() == 1)
         return Utils::FilePath::fromString(QDir::cleanPath(candidates.first().toString()));
+
+    QString fp = filePath.toString();
+    while (fp.startsWith("../"))
+        fp.remove(0, 3);
+    bool found = false;
+    candidates = d->fileFinder->findFile(QUrl::fromLocalFile(fp), &found);
+    if (found && candidates.size() == 1)
+        return candidates.first();
+
     return filePath;
 }
 
@@ -200,6 +216,7 @@ public:
     QList<OutputTaskParser *> lineParsers;
     OutputTaskParser *nextParser = nullptr;
     QList<Filter> filters;
+    Utils::FileInProjectFinder fileFinder;
     OutputChannelState stdoutState;
     OutputChannelState stderrState;
 };
@@ -261,8 +278,9 @@ QString IOutputParser::filteredLine(const QString &line) const
     return l;
 }
 
-void IOutputParser::connectLineParser(OutputTaskParser *parser)
+void IOutputParser::setupLineParser(OutputTaskParser *parser)
 {
+    parser->setFileFinder(&d->fileFinder);
     connect(parser, &OutputTaskParser::addTask, this, &IOutputParser::addTask);
     connect(parser, &OutputTaskParser::newSearchDir, this, &IOutputParser::addSearchDir);
     connect(parser, &OutputTaskParser::searchDirExpired, this, &IOutputParser::dropSearchDir);
@@ -291,11 +309,12 @@ void IOutputParser::clear()
     d->lineParsers.clear();
     d->stdoutState.pendingData.clear();
     d->stderrState.pendingData.clear();
+    d->fileFinder = Utils::FileInProjectFinder();
 }
 
 void IOutputParser::addLineParser(OutputTaskParser *parser)
 {
-    connectLineParser(parser);
+    setupLineParser(parser);
     d->lineParsers << parser;
 }
 
@@ -312,6 +331,11 @@ void IOutputParser::setLineParsers(const QList<OutputTaskParser *> &parsers)
     addLineParsers(parsers);
 }
 
+void IOutputParser::setFileFinder(const Utils::FileInProjectFinder &finder)
+{
+    d->fileFinder = finder;
+}
+
 #ifdef WITH_TESTS
 QList<OutputTaskParser *> IOutputParser::lineParsers() const
 {

src/plugins/projectexplorer/ioutputparser.h

@@ -33,6 +33,8 @@
 
 #include <functional>
 
+namespace Utils { class FileInProjectFinder; }
+
 namespace ProjectExplorer {
 class Task;
 
@@ -57,6 +59,8 @@ public:
     bool needsRedirection() const;
     virtual bool hasDetectedRedirection() const { return false; }
 
+    void setFileFinder(Utils::FileInProjectFinder *finder);
+
 #ifdef WITH_TESTS
     void skipFileExistsCheck();
 #endif
@@ -102,6 +106,8 @@ public:
     void addLineParsers(const QList<OutputTaskParser *> &parsers);
     void setLineParsers(const QList<OutputTaskParser *> &parsers);
 
+    void setFileFinder(const Utils::FileInProjectFinder &finder);
+
 #ifdef WITH_TESTS
     QList<OutputTaskParser *> lineParsers() const;
 #endif
@@ -112,7 +118,7 @@ signals:
 private:
     void handleLine(const QString &line, Utils::OutputFormat type);
     QString filteredLine(const QString &line) const;
-    void connectLineParser(OutputTaskParser *parser);
+    void setupLineParser(OutputTaskParser *parser);
     Utils::OutputFormat outputTypeForParser(const OutputTaskParser *parser,
                                             Utils::OutputFormat type) const;