Allow to disable removing the predictable action arguments warning by…

… setting the flag to false (#3666) * Remove predictableActionArguments warning * Add changeset * Remove warning * Modify warning * Update .changeset/silver-mayflies-speak.md Co-authored-by: Mateusz Burzyński <mateuszburzynski@gmail.com> Co-authored-by: Mateusz Burzyński <mateuszburzynski@gmail.com>
statelyai · Nov 5, 2022 · 5e0808e · 5e0808e
1 parent 6dc3bc0
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diff --git a/.changeset/silver-mayflies-speak.md b/.changeset/silver-mayflies-speak.md
@@ -0,0 +1,5 @@
+---
+'xstate': patch
+---
+
+The warning for the `predictableActionArguments` setting has been improved to only warn if it is absent. You can disable the warning by setting `predictableActionArguments: false`. It's still recommended to set it to `true` though.
diff --git a/packages/core/src/Machine.ts b/packages/core/src/Machine.ts
@@ -142,11 +142,12 @@ export function createMachine<
   TServiceMap,
   TTypesMeta
 > {
-  if (!IS_PRODUCTION && !config.predictableActionArguments && !warned) {
+  if (!IS_PRODUCTION && !('predictableActionArguments' in config) && !warned) {
     warned = true;
     console.warn(
       'It is highly recommended to set `predictableActionArguments` to `true` when using `createMachine`. https://xstate.js.org/docs/guides/actions.html'
     );
   }
+
   return new StateNode(config, options as any) as any;
 }