From 5adae58cd837033e59558ca1eb501d283ce3852a Mon Sep 17 00:00:00 2001
From: Filip Kis <filip.kis@gmail.com>
Date: Wed, 24 Oct 2018 16:17:50 +0200
Subject: [PATCH] added $event and $ui arguments to attr expr

Attribute expression callbacks now also have access to the event and ui arguments. For example you could specify ui-sortable-update="myCallback($event, $ui)".
---
 src/sortable.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/sortable.js b/src/sortable.js
index ed0c482..eaceed5 100644
--- a/src/sortable.js
+++ b/src/sortable.js
@@ -577,6 +577,10 @@ angular
               callbacks[key] = combineCallbacks(callbacks[key], function() {
                 var attrHandler = scope[key];
                 var attrHandlerFn;
+                var args = {
+                  $event: arguments[0],
+                  $ui: arguments[1]
+                };
                 if (
                   typeof attrHandler === 'function' &&
                   (
@@ -584,7 +588,7 @@ angular
                     key.substring(0, 1).toUpperCase() +
                     key.substring(1)
                   ).length &&
-                  typeof (attrHandlerFn = attrHandler()) === 'function'
+                  typeof (attrHandlerFn = attrHandler(args)) === 'function'
                 ) {
                   attrHandlerFn.apply(this, arguments);
                 }