From d1adaa0758a772c0b3078e6eda09ea7fa0f43e05 Mon Sep 17 00:00:00 2001
From: Dominik Dorfmeister <office@dorfmeister.cc>
Date: Tue, 28 Dec 2021 22:33:18 +0100
Subject: [PATCH] refactor: remove cancel method as it no longer exists

use signal in playground example instead of cancel fn
---
 examples/playground/src/index.js | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/examples/playground/src/index.js b/examples/playground/src/index.js
index 475e1ca0c7..886d24c182 100644
--- a/examples/playground/src/index.js
+++ b/examples/playground/src/index.js
@@ -181,7 +181,7 @@ function Todos({ initialFilter = "", setEditingIndex }) {
 
   const { status, data, isFetching, error, failureCount, refetch } = useQuery(
     ["todos", { filter }],
-    () => fetchTodos({ filter })
+    fetchTodos
   );
 
   return (
@@ -370,9 +370,16 @@ function AddTodo() {
   );
 }
 
-function fetchTodos({ filter } = {}) {
+function fetchTodos({ signal, queryKey: [, { filter }] }) {
   console.info("fetchTodos", { filter });
-  const promise = new Promise((resolve, reject) => {
+
+  if (signal) {
+    signal.addEventListener("abort", () => {
+      console.info("cancelled", filter);
+    });
+  }
+
+  return new Promise((resolve, reject) => {
     setTimeout(() => {
       if (Math.random() < errorRate) {
         return reject(
@@ -382,10 +389,6 @@ function fetchTodos({ filter } = {}) {
       resolve(list.filter((d) => d.name.includes(filter)));
     }, queryTimeMin + Math.random() * (queryTimeMax - queryTimeMin));
   });
-
-  promise.cancel = () => console.info("cancelled", filter);
-
-  return promise;
 }
 
 function fetchTodoById({ id }) {