From c7447fc395f8c0576d7716800e1ce752438cbdda Mon Sep 17 00:00:00 2001
From: Dan Manastireanu <498419+danmana@users.noreply.github.com>
Date: Fri, 19 Oct 2018 17:42:25 +0300
Subject: [PATCH] @types/dragula Add chaining support. Closes #15422

---
 types/dragula/dragula-tests.ts | 11 +++++++++++
 types/dragula/index.d.ts       |  2 +-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/types/dragula/dragula-tests.ts b/types/dragula/dragula-tests.ts
index 5f143406c3..0e6280ae61 100644
--- a/types/dragula/dragula-tests.ts
+++ b/types/dragula/dragula-tests.ts
@@ -30,3 +30,14 @@ var drake = dragula({
     copy: true
 });
 drake.containers.push(document.querySelector('#container'));
+
+dragula([document.getElementById('left'), document.getElementById('right')])
+    .on('drag', function (el: Element) {
+        el.className = el.className.replace('ex-moved', '');
+    }).on('drop', function (el: Element) {
+        el.className += ' ex-moved';
+    }).on('over', function (el: Element, container: Element) {
+        container.className += ' ex-over';
+    }).on('out', function (el: Element, container: Element) {
+        container.className = container.className.replace('ex-over', '');
+    });
diff --git a/types/dragula/index.d.ts b/types/dragula/index.d.ts
index 51998fb583..925a586971 100644
--- a/types/dragula/index.d.ts
+++ b/types/dragula/index.d.ts
@@ -33,7 +33,7 @@ declare namespace dragula {
         cancel(revert:boolean): void;
         cancel(): void;
         remove(): void;
-        on(events: string, callback: Function): void;
+        on(events: string, callback: Function): Drake;
         destroy(): void;
     }