delete unknown json objects + write missing objects to config file

Plugins/ZShell/Config/configlist.cpp

@@ -79,13 +79,14 @@ void ConfigList::loadFromJson(const QJsonValue& json) {
 	if (!json.isArray()) {
 		qCWarning(
 			lcConfig,
-			"Option '%s' must be a list, ignoring",
+			"Option '%s' must be a list, resetting to default",
 			qUtf8Printable(propertyPath()));
-		m_rejectedJson = json;
+
+		resetToDefaults();
+		materializeDefaults();
 		return;
 	}
 
-	m_rejectedJson = QJsonValue::Undefined;
 	populate(json.toArray());
 	m_loaded = true;
 }
@@ -93,12 +94,11 @@ void ConfigList::loadFromJson(const QJsonValue& json) {
 QJsonValue ConfigList::toJson() const {
 	if (m_loaded) return elementsToJson();
 
-	return m_rejectedJson;
+	return QJsonValue::Undefined;
 }
 
 void ConfigList::clearLoadedKeys() {
 	m_loaded = false;
-	m_rejectedJson = QJsonValue::Undefined;
 }
 
 QStringList ConfigList::unknownKeys() const {
@@ -113,6 +113,15 @@ QStringList ConfigList::unknownKeys() const {
 	return keys;
 }
 
+void ConfigList::materializeDefaults() {
+	for (auto* const item : m_items)
+		item->materializeDefaults();
+
+	if (m_global) return;
+
+	m_loaded = true;
+}
+
 void ConfigList::resyncFromGlobal() {
 	syncValuesFromGlobal();
 }