From e814494777264ad3780672d1f1a60c392477eaac Mon Sep 17 00:00:00 2001
From: jesopo
Date: Fri, 14 Jun 2019 17:35:12 +0100
Subject: Show example (when available) for "invalid value" error

---
 modules/config.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'modules')

diff --git a/modules/config.py b/modules/config.py
index 7917479b..6ba49c71 100644
--- a/modules/config.py
+++ b/modules/config.py
@@ -169,7 +169,12 @@ class Module(ModuleManager.BaseModule):
             try:
                 result = self._config(export_settings, target, setting, value)
             except ConfigInvalidValue:
-                raise utils.EventError("Invalid value")
+                example = setting_info.get("example", None)
+                if not example == None:
+                    raise utils.EventError("Invalid value. Example: %s" %
+                        example)
+                else:
+                    raise utils.EventError("Invalid value")
             except ConfigSettingInexistent:
                 raise utils.EventError("Setting not set")
 
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