Merge pull request #3831 from c4rlo/sway-fix-config-warning

sway: fix "Mapping is not an object" warning

Author: Alexays

include/modules/sway/workspaces.hpp

@@ -49,7 +49,6 @@ class Workspaces : public AModule, public sigc::trackable {
   std::vector<std::string> workspaces_order_;
   Gtk::Box box_;
   std::string m_formatWindowSeperator;
-  std::string m_windowRewriteDefault;
   util::RegexCollection m_windowRewriteRules;
   util::JsonParser parser_;
   std::unordered_map<std::string, Gtk::Button> buttons_;

src/modules/sway/workspaces.cpp

@@ -62,14 +62,13 @@ Workspaces::Workspaces(const std::string &id, const Bar &bar, const Json::Value
     m_formatWindowSeperator = " ";
   }
   const Json::Value &windowRewrite = config["window-rewrite"];
-
-  const Json::Value &windowRewriteDefaultConfig = config["window-rewrite-default"];
-  m_windowRewriteDefault =
-      windowRewriteDefaultConfig.isString() ? windowRewriteDefaultConfig.asString() : "?";
-
-  m_windowRewriteRules = waybar::util::RegexCollection(
-      windowRewrite, m_windowRewriteDefault,
-      [](std::string &window_rule) { return windowRewritePriorityFunction(window_rule); });
+  if (windowRewrite.isObject()) {
+    const Json::Value &windowRewriteDefaultConfig = config["window-rewrite-default"];
+    std::string windowRewriteDefault =
+        windowRewriteDefaultConfig.isString() ? windowRewriteDefaultConfig.asString() : "?";
+    m_windowRewriteRules = waybar::util::RegexCollection(
+        windowRewrite, std::move(windowRewriteDefault), windowRewritePriorityFunction);
+  }
   ipc_.subscribe(R"(["workspace"])");
   ipc_.subscribe(R"(["window"])");
   ipc_.signal_event.connect(sigc::mem_fun(*this, &Workspaces::onEvent));