ProjectExplorer: Refactor BuildSystem::extraCompilerForSource

Factor out backend into more generic function to easily support new
accessors.
No functional changes.

Change-Id: I715ce2842d2c63574bdf6ada0d0e32fbfd5d08fb
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/cmakeprojectmanager/cmakebuildsystem.cpp

@@ -1401,11 +1401,9 @@ void CMakeBuildSystem::runGenerator(Id id)
     proc->start();
 }
 
-ExtraCompiler *CMakeBuildSystem::extraCompilerForSource(const Utils::FilePath &source)
+ExtraCompiler *CMakeBuildSystem::findExtraCompiler(const ExtraCompilerFilter &filter) const
 {
-    return Utils::findOrDefault(m_extraCompilers, [source](ExtraCompiler *ec) {
-        return ec->source() == source;
-    });
+    return Utils::findOrDefault(m_extraCompilers, filter);
 }
 
 } // CMakeProjectManager::Internal

src/plugins/cmakeprojectmanager/cmakebuildsystem.h

@@ -122,7 +122,8 @@ signals:
 private:
     QList<QPair<Utils::Id, QString>> generators() const override;
     void runGenerator(Utils::Id id) override;
-    ProjectExplorer::ExtraCompiler *extraCompilerForSource(const Utils::FilePath &source) override;
+    ProjectExplorer::ExtraCompiler *findExtraCompiler(
+            const ExtraCompilerFilter &filter) const override;
 
     enum ForceEnabledChanged { False, True };
     void clearError(ForceEnabledChanged fec = ForceEnabledChanged::False);

src/plugins/projectexplorer/buildsystem.cpp

@@ -4,6 +4,7 @@
 #include "buildsystem.h"
 
 #include "buildconfiguration.h"
+#include "extracompiler.h"
 #include "projectexplorer.h"
 #include "projectexplorertr.h"
 #include "runconfiguration.h"
@@ -190,6 +191,12 @@ void BuildSystem::requestParseHelper(int delay)
     d->m_delayedParsingTimer.start();
 }
 
+ExtraCompiler *BuildSystem::findExtraCompiler(
+        const std::function<bool (const ExtraCompiler *)> &) const
+{
+    return nullptr;
+}
+
 bool BuildSystem::addFiles(Node *, const FilePaths &filePaths, FilePaths *notAdded)
 {
     Q_UNUSED(filePaths)
@@ -236,10 +243,9 @@ bool BuildSystem::supportsAction(Node *, ProjectAction, const Node *) const
     return false;
 }
 
-ExtraCompiler *BuildSystem::extraCompilerForSource(const Utils::FilePath &source)
+ExtraCompiler *BuildSystem::extraCompilerForSource(const Utils::FilePath &source) const
 {
-    Q_UNUSED(source);
-    return nullptr;
+    return findExtraCompiler([source](const ExtraCompiler *ec) { return ec->source() == source; });
 }
 
 MakeInstallCommand BuildSystem::makeInstallCommand(const FilePath &installRoot) const

src/plugins/projectexplorer/buildsystem.h

@@ -84,7 +84,7 @@ public:
     virtual QString name() const = 0;
 
     // Owned by the build system. Use only in main thread. Can go away at any time.
-    virtual ExtraCompiler *extraCompilerForSource(const Utils::FilePath &source);
+    ExtraCompiler *extraCompilerForSource(const Utils::FilePath &source) const;
 
     virtual MakeInstallCommand makeInstallCommand(const Utils::FilePath &installRoot) const;
 
@@ -161,9 +161,12 @@ protected:
     // Call in GUI thread right after the actual parsing is done
     void emitParsingFinished(bool success);
 
+    using ExtraCompilerFilter = std::function<bool(const ExtraCompiler *)>;
 private:
     void requestParseHelper(int delay); // request a (delayed!) parser run.
 
+    virtual ExtraCompiler *findExtraCompiler(const ExtraCompilerFilter &filter) const;
+
     class BuildSystemPrivate *d = nullptr;
 };
 

src/plugins/qbsprojectmanager/qbsproject.cpp

@@ -586,11 +586,9 @@ void QbsBuildSystem::delayParsing()
         requestDelayedParse();
 }
 
-ExtraCompiler *QbsBuildSystem::extraCompilerForSource(const Utils::FilePath &source)
+ExtraCompiler *QbsBuildSystem::findExtraCompiler(const ExtraCompilerFilter &filter) const
 {
-    return Utils::findOrDefault(m_extraCompilers, [source](ExtraCompiler *ec) {
-        return ec->source() == source;
-    });
+    return Utils::findOrDefault(m_extraCompilers, filter);
 }
 
 void QbsBuildSystem::parseCurrentBuildConfiguration()

src/plugins/qbsprojectmanager/qbsproject.h

@@ -105,7 +105,8 @@ public:
 private:
     friend class QbsProject;
 
-    ProjectExplorer::ExtraCompiler *extraCompilerForSource(const Utils::FilePath &source) override;
+    ProjectExplorer::ExtraCompiler *findExtraCompiler(
+            const ExtraCompilerFilter &filter) const override;
 
     void handleQbsParsingDone(bool success);
     void changeActiveTarget(ProjectExplorer::Target *t);

src/plugins/qmakeprojectmanager/qmakeparsernodes.cpp

@@ -2080,15 +2080,16 @@ QList<ExtraCompiler *> QmakeProFile::extraCompilers() const
     return m_extraCompilers;
 }
 
-ExtraCompiler *QmakeProFile::extraCompilerForSource(const Utils::FilePath &sourceFile)
+ExtraCompiler *QmakeProFile::findExtraCompiler(
+        const std::function<bool(ProjectExplorer::ExtraCompiler *)> &filter)
 {
     for (ExtraCompiler * const ec : std::as_const(m_extraCompilers)) {
-        if (ec->source() == sourceFile)
+        if (filter(ec))
             return ec;
     }
     for (QmakePriFile * const priFile : std::as_const(m_children)) {
         if (const auto proFile = dynamic_cast<QmakeProFile *>(priFile)) {
-            if (ExtraCompiler * const ec = proFile->extraCompilerForSource(sourceFile))
+            if (ExtraCompiler * const ec = proFile->findExtraCompiler(filter))
                 return ec;
         }
     }

src/plugins/qmakeprojectmanager/qmakeparsernodes.h

@@ -301,7 +301,8 @@ public:
                                        const Utils::FilePath &sourceFile,
                                        const ProjectExplorer::FileType &sourceFileType) const;
     QList<ProjectExplorer::ExtraCompiler *> extraCompilers() const;
-    ProjectExplorer::ExtraCompiler *extraCompilerForSource(const Utils::FilePath &sourceFile);
+    ProjectExplorer::ExtraCompiler *findExtraCompiler(
+            const std::function<bool(ProjectExplorer::ExtraCompiler *)> &filter);
 
     TargetInformation targetInformation() const;
     InstallsList installsList() const;

src/plugins/qmakeprojectmanager/qmakeproject.cpp

@@ -532,9 +532,9 @@ void QmakeBuildSystem::scheduleUpdateAllNowOrLater()
         scheduleUpdateAll(QmakeProFile::ParseLater);
 }
 
-ExtraCompiler *QmakeBuildSystem::extraCompilerForSource(const Utils::FilePath &source)
+ExtraCompiler *QmakeBuildSystem::findExtraCompiler(const ExtraCompilerFilter &filter) const
 {
-    return m_rootProFile->extraCompilerForSource(source);
+    return m_rootProFile->findExtraCompiler(filter);
 }
 
 QmakeBuildConfiguration *QmakeBuildSystem::qmakeBuildConfiguration() const

src/plugins/qmakeprojectmanager/qmakeproject.h

@@ -163,7 +163,8 @@ public:
     void scheduleUpdateAllNowOrLater();
 
 private:
-    ProjectExplorer::ExtraCompiler *extraCompilerForSource(const Utils::FilePath &source) override;
+    ProjectExplorer::ExtraCompiler *findExtraCompiler(
+            const ExtraCompilerFilter &filter) const override;
 
     void scheduleUpdateAll(QmakeProFile::AsyncUpdateDelay delay);
     void scheduleUpdateAllLater() { scheduleUpdateAll(QmakeProFile::ParseLater); }