UserConfig validation

pkg/config/user_config_validation.go

@@ -0,0 +1,22 @@
+package config
+
+import (
+	"fmt"
+	"slices"
+	"strings"
+)
+
+func (config *UserConfig) Validate() error {
+	if err := validateEnum("gui.statusPanelView", config.Gui.StatusPanelView, []string{"dashboard", "allBranchesLog"}); err != nil {
+		return err
+	}
+	return nil
+}
+
+func validateEnum(name string, value string, allowedValues []string) error {
+	if slices.Contains(allowedValues, value) {
+		return nil
+	}
+	allowedValuesStr := strings.Join(allowedValues, ", ")
+	return fmt.Errorf("Unexpected value '%s' for '%s'. Allowed values: %s", value, name, allowedValuesStr)
+}