react-code-dataset / react-query /packages /svelte-query /tests /createMutation /FailureExample.svelte
| <script lang="ts"> | |
| import { writable } from 'svelte/store' | |
| import { QueryClient } from '@tanstack/query-core' | |
| import { createMutation, setQueryClientContext } from '../../src/index.js' | |
| export let mutationFn: (value: { | |
| count: number | |
| }) => Promise<{ count: number }> | |
| const count = writable(0) | |
| const queryClient = new QueryClient() | |
| setQueryClientContext(queryClient) | |
| const mutation = createMutation({ mutationFn: mutationFn }) | |
| </script> | |
| <button on:click={() => $mutation.mutate({ count: ++$count })}>Mutate</button> | |
| <div>Data: {$mutation.data?.count ?? 'undefined'}</div> | |
| <div>Status: {$mutation.status}</div> | |
| <div>Failure Count: {$mutation.failureCount ?? 'undefined'}</div> | |
| <div>Failure Reason: {$mutation.failureReason ?? 'null'}</div> | |