From 0e719ce234c7251b47707b8415be5a2fddbdecec Mon Sep 17 00:00:00 2001
From: Timo Tijhof <krinklemail@gmail.com>
Date: Tue, 20 Jan 2015 16:03:33 -0800
Subject: [PATCH] resourceloader: Make 'script' argument to mw.loader.implement
 optional

Follows-up 1f393b6.

The others were already made optional (1f393b6), but 'script' was
still required. This caused 4ce0c0da42 to fail since it did sometimes
trim the 'script' argument as well.

Change-Id: I5cf533c2c19a064c4d8686c54838cc7743a09ba5
---
 resources/src/mediawiki/mediawiki.js | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/resources/src/mediawiki/mediawiki.js b/resources/src/mediawiki/mediawiki.js
index c7858ab62c..bed5cb5b63 100644
--- a/resources/src/mediawiki/mediawiki.js
+++ b/resources/src/mediawiki/mediawiki.js
@@ -1793,7 +1793,7 @@
 					if ( typeof module !== 'string' ) {
 						throw new Error( 'module must be of type string, not ' + typeof module );
 					}
-					if ( !$.isFunction( script ) && !$.isArray( script ) ) {
+					if ( script && !$.isFunction( script ) && !$.isArray( script ) ) {
 						throw new Error( 'script must be of type function or array, not ' + typeof script );
 					}
 					if ( style && !$.isPlainObject( style ) ) {
@@ -1814,10 +1814,9 @@
 						throw new Error( 'module already implemented: ' + module );
 					}
 					// Attach components
-					registry[module].script = script;
+					registry[module].script = script || [];
 					registry[module].style = style || {};
 					registry[module].messages = msgs || {};
-					// Templates are optional (for back-compat)
 					registry[module].templates = templates || {};
 					// The module may already have been marked as erroneous
 					if ( $.inArray( registry[module].state, ['error', 'missing'] ) === -1 ) {
-- 
2.20.1