lint and avoid copy

src/ChatPage.cpp

@@ -1652,7 +1652,7 @@ ChatPage::isRoomActive(const QString &room_id)
 void
 ChatPage::removeAllNotifications()
 {
-#if defined (Q_OS_LINUX)
+#if defined(Q_OS_LINUX)
     notificationsManager->closeAllNotifications();
 #endif
 }

src/Config.h

@@ -25,23 +25,22 @@ constexpr auto LABEL_MEDIUM_SIZE_RATIO = 1.3;
 
 namespace strings {
 const QString url_html = QStringLiteral("<a href=\"\\1\">\\1</a>");
-const QRegularExpression
-  url_regex(
-    // match an unquoted URL
-    []() {
-        const auto general_unicode = QStringLiteral(
-          R"((?:[^\x{0}-\x{7f}\p{Cc}\s\p{P}]|[\x{2010}\x{2011}\x{2012}\x{2013}\x{2014}\x{2015}]))");
-        const auto protocol                   = QStringLiteral(R"((?:[Hh][Tt][Tt][Pp][Ss]?))");
-        const auto unreserved_subdelims_colon = QStringLiteral(R"([a-zA-Z0-9\-._~!$&'()*+,;=:])");
-        const auto pct_enc                    = QStringLiteral(R"((?:%[[:xdigit:]]{2}))");
-        const auto userinfo = "(?:" + unreserved_subdelims_colon + "*(?:" + pct_enc +
-                              unreserved_subdelims_colon + "*)*)";
-        const auto dec_octet =
-          QStringLiteral(R"((?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9]))");
-        const auto ipv4_addr = "(?:" + dec_octet + R"((?:\.)" + dec_octet + "){3})";
-        const auto h16       = QStringLiteral(R"((?:[[:xdigit:]]{1,4}))");
-        const auto ls32      = "(?:" + h16 + ":" + h16 + "|" + ipv4_addr + ")";
-        // clang-format off
+const QRegularExpression url_regex(
+  // match an unquoted URL
+  []() {
+      const auto general_unicode = QStringLiteral(
+        R"((?:[^\x{0}-\x{7f}\p{Cc}\s\p{P}]|[\x{2010}\x{2011}\x{2012}\x{2013}\x{2014}\x{2015}]))");
+      const auto protocol                   = QStringLiteral(R"((?:[Hh][Tt][Tt][Pp][Ss]?))");
+      const auto unreserved_subdelims_colon = QStringLiteral(R"([a-zA-Z0-9\-._~!$&'()*+,;=:])");
+      const auto pct_enc                    = QStringLiteral(R"((?:%[[:xdigit:]]{2}))");
+      const auto userinfo =
+        "(?:" + unreserved_subdelims_colon + "*(?:" + pct_enc + unreserved_subdelims_colon + "*)*)";
+      const auto dec_octet =
+        QStringLiteral(R"((?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9]))");
+      const auto ipv4_addr = "(?:" + dec_octet + R"((?:\.)" + dec_octet + "){3})";
+      const auto h16       = QStringLiteral(R"((?:[[:xdigit:]]{1,4}))");
+      const auto ls32      = "(?:" + h16 + ":" + h16 + "|" + ipv4_addr + ")";
+      // clang-format off
         const auto ipv6_addr = "(?:"
                                "(?:" + h16 + ":){6}" + ls32
                                + "|" "::(?:" + h16 + ":){5}" + ls32
@@ -53,30 +52,31 @@ const QRegularExpression
                                + "|" "(?:" + h16 + "(?::" + h16 + "){0,5})?::" + h16
                                + "|" "(?:" + h16 + "(?::" + h16 + "){0,6})?::"
                                ")";
-        // clang-format on
-        const auto ipvfuture  = R"((?:v[[:xdigit:]]+\.)" + unreserved_subdelims_colon + "+)";
-        const auto ip_literal = R"((?:\[(?:)" + ipv6_addr + "|" + ipvfuture + R"()\]))";
-        const auto host_alnum = "(?:[a-zA-Z0-9]|" + general_unicode + ")";
-        const auto host_label = "(?:" + host_alnum + "+(?:-+" + host_alnum + "+)*)";
-        const auto hostname   = "(?:" + host_label + R"((?:\.)" + host_label + R"()*\.?))";
-        const auto host       = "(?:" + hostname + "|" + ip_literal + ")";
-        const auto path = R"((?:/((?:[a-zA-Z0-9\-._~!$&'*+,;=:@/]|)" + pct_enc + R"(|\((?-1)\)|)" +
-                          general_unicode + ")*))";
-        const auto query = R"(((?:[a-zA-Z0-9\-._~!$&'*+,;=:@/?\\{}]|)" + pct_enc +
-                           R"(|\((?-1)\)|\[(?-1)\]|)" + general_unicode + ")*)";
-        const auto &fragment = query;
-        return
-            R"((?<!["'\w])(?>()"
-            + protocol + "://"
-            + "(?:" + userinfo + "@)?"
-            + host + "(?::[0-9]+)?"
-            + path + "?"
-            R"((?:\?)" + query + ")?"
-            R"((?:#)" + fragment + ")?"
-            "(?<![.!?,;:'])"
-            R"())(?!["']))";
-    }(),
-    QRegularExpression::UseUnicodePropertiesOption);
+      // clang-format on
+      const auto ipvfuture  = R"((?:v[[:xdigit:]]+\.)" + unreserved_subdelims_colon + "+)";
+      const auto ip_literal = R"((?:\[(?:)" + ipv6_addr + "|" + ipvfuture + R"()\]))";
+      const auto host_alnum = "(?:[a-zA-Z0-9]|" + general_unicode + ")";
+      const auto host_label = "(?:" + host_alnum + "+(?:-+" + host_alnum + "+)*)";
+      const auto hostname   = "(?:" + host_label + R"((?:\.)" + host_label + R"()*\.?))";
+      const auto host       = "(?:" + hostname + "|" + ip_literal + ")";
+      const auto path = R"((?:/((?:[a-zA-Z0-9\-._~!$&'*+,;=:@/]|)" + pct_enc + R"(|\((?-1)\)|)" +
+                        general_unicode + ")*))";
+      const auto query = R"(((?:[a-zA-Z0-9\-._~!$&'*+,;=:@/?\\{}]|)" + pct_enc +
+                         R"(|\((?-1)\)|\[(?-1)\]|)" + general_unicode + ")*)";
+      const auto &fragment = query;
+      return R"((?<!["'\w])(?>()" + protocol + "://" + "(?:" + userinfo + "@)?" + host +
+             "(?::[0-9]+)?" + path +
+             "?"
+             R"((?:\?)" +
+             query +
+             ")?"
+             R"((?:#)" +
+             fragment +
+             ")?"
+             "(?<![.!?,;:'])"
+             R"())(?!["']))";
+  }(),
+  QRegularExpression::UseUnicodePropertiesOption);
 // A matrix link to be converted back to markdown
 static const QRegularExpression
   matrixToLink(QStringLiteral(R"(<a href=\"(https://matrix.to/#/.*?)\">(.*?)</a>)"));

src/notifications/ManagerLinux.cpp

@@ -275,7 +275,8 @@ NotificationsManager::notificationClosed(uint id, uint reason)
 void
 NotificationsManager::closeAllNotifications()
 {
-    for (auto id : notificationIds.keys()) {
+    const auto ids = notificationIds.keys();
+    for (const auto &id : ids) {
         closeNotification(id);
         notificationIds.remove(id);
     }