From 502c045aef9f93c846a198e59efc8c55386f8d15 Mon Sep 17 00:00:00 2001
From: Thomas Gossmann <gossi@users.noreply.github.com>
Date: Thu, 17 May 2018 17:37:42 +0200
Subject: [PATCH] Overloading add/removeObserver and add/removeListener

---
 types/ember/index.d.ts | 33 +++++++++++++++++++++++++++++++--
 1 file changed, 31 insertions(+), 2 deletions(-)

diff --git a/types/ember/index.d.ts b/types/ember/index.d.ts
index 0d3c957a5b..fbd356f3c1 100755
--- a/types/ember/index.d.ts
+++ b/types/ember/index.d.ts
@@ -1683,7 +1683,11 @@ declare module 'ember' {
             addObserver<Target>(
                 key: keyof this,
                 target: Target,
-                method?: ObserverMethod<Target, this>
+                method: ObserverMethod<Target, this>
+            ): void;
+            addObserver<Target>(
+                key: keyof this,
+                method: ObserverMethod<Target, this>
             ): void;
             /**
              * Remove an observer you have previously registered on this object. Pass
@@ -1693,7 +1697,11 @@ declare module 'ember' {
             removeObserver<Target>(
                 key: keyof this,
                 target: Target,
-                method?: ObserverMethod<Target, this>
+                method: ObserverMethod<Target, this>
+            ): any;
+            removeObserver<Target>(
+                key: keyof this,
+                method: ObserverMethod<Target, this>
             ): any;
             /**
              * Retrieves the value of a property, or a default value in the case that the
@@ -3010,6 +3018,12 @@ declare module 'ember' {
             method: ObserverMethod<Target, Context>,
             once?: boolean
         ): void;
+        function addListener<Context, Target>(
+            obj: Context,
+            key: keyof Context,
+            method: ObserverMethod<Target, Context>,
+            once?: boolean
+        ): void;
         /**
          * Remove an event listener
          */
@@ -3019,6 +3033,11 @@ declare module 'ember' {
             target: Target,
             method: ObserverMethod<Target, Context>
         ): any;
+        function removeListener<Context, Target>(
+            obj: Context,
+            key: keyof Context,
+            method: ObserverMethod<Target, Context>
+        ): any;
         /**
          * Send an event. The execution of suspended listeners
          * is skipped, and once listeners are removed. A listener without
@@ -3112,6 +3131,11 @@ declare module 'ember' {
             target: Target,
             method: ObserverMethod<Target, Context>
         ): void;
+        function addObserver<Context, Target>(
+            obj: Context,
+            key: keyof Context,
+            method: ObserverMethod<Target, Context>
+        ): void;
         /**
          * Remove an observer you have previously registered on this object. Pass
          * the same key, target, and method you passed to `addObserver()` and your
@@ -3123,6 +3147,11 @@ declare module 'ember' {
             target: Target,
             method: ObserverMethod<Target, Context>
         ): any;
+        function removeObserver<Context, Target>(
+            obj: Context,
+            key: keyof Context,
+            method: ObserverMethod<Target, Context>
+        ): any;
         /**
          * Gets the value of a property on an object. If the property is computed,
          * the function will be invoked. If the property is not defined but the