Minor

lib/emailquery.cpp

@@ -264,8 +264,8 @@ ResultIterator EmailQuery::exec()
     if (!d->collections.isEmpty()) {
         Xapian::Query query;
         for (Akonadi::Collection::Id id : qAsConst(d->collections)) {
-            QString c = QString::number(id);
-            Xapian::Query q = Xapian::Query('C' + c.toStdString());
+            const QString c = QString::number(id);
+            const Xapian::Query q = Xapian::Query('C' + c.toStdString());
 
             query = Xapian::Query(Xapian::Query::OP_OR, query, q);
         }

lib/indexeditems.cpp

@@ -142,7 +142,7 @@ void IndexedItemsPrivate::findIndexedInDatabase(QSet<Akonadi::Item::Id> &indexed
         return;
     }
     const std::string term = QStringLiteral("C%1").arg(collectionId).toStdString();
-    Xapian::Query query(term);
+    const Xapian::Query query(term);
     Xapian::Enquire enquire(db);
     enquire.set_query(query);
 

lib/query.cpp

@@ -37,7 +37,7 @@ Query *Query::fromJSON(const QByteArray &json)
         return nullptr;
     }
 
-    QVariantMap result = doc.toVariant().toMap();
+    const QVariantMap result = doc.toVariant().toMap();
     const QString type = result[QStringLiteral("type")].toString().toLower();
     if (type != QLatin1String("contact")) {
         qCWarning(AKONADI_SEARCH_PIM_LOG) << "Can only handle contact queries";