# HG changeset patch
# User Goffi <goffi@goffi.org>
# Date 1543662631 -3600
# Node ID c5e8042b174c08f620f24e70e8d124fd35bfe5ad
# Parent  a76c420eca619623e8d03906be786795a544ce56
mod_delegation: avoid crash on recent prosody versions

diff -r a76c420eca61 -r c5e8042b174c mod_delegation/mod_delegation.lua
--- a/mod_delegation/mod_delegation.lua	Fri Nov 30 19:31:25 2018 +0100
+++ b/mod_delegation/mod_delegation.lua	Sat Dec 01 12:10:31 2018 +0100
@@ -350,7 +350,7 @@
 local function feature_added(event)
 	local source, item = event.source, event.item
 	for namespace, _ in pairs(ns_delegations) do
-		if source ~= module and string.sub(item, 1, #namespace) == namespace then
+		if source ~= nil and source ~= module and string.sub(item, 1, #namespace) == namespace then
 			module:log("debug", "Removing %s feature which is delegated", item)
 			source:remove_item("feature", item)
 			disabled_modules:add(source)
@@ -373,7 +373,7 @@
 	if not form_type then return end
 
 	for namespace, _ in pairs(ns_delegations) do
-		if source ~= module and string.sub(form_type, 1, #namespace) == namespace then
+		if source ~= nil and source ~= module and string.sub(form_type, 1, #namespace) == namespace then
 			module:log("debug", "Removing extension which is delegated: %s", tostring(stanza))
 			source:remove_item("extension", stanza)
 		end