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Pass self to context factories #4616

Merged
merged 1 commit into from
Dec 22, 2023
Merged

Pass self to context factories #4616

merged 1 commit into from
Dec 22, 2023

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Andarist
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fixes #4612

@Andarist Andarist requested a review from davidkpiano December 22, 2023 11:46
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changeset-bot bot commented Dec 22, 2023

🦋 Changeset detected

Latest commit: 97d7f8a

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
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xstate Minor

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@@ -697,6 +697,11 @@ export class Actor<TLogic extends AnyActorLogic>
* @see {@link Actor.getPersistedSnapshot} to persist the internal state of an actor (which is more than just a snapshot).
*/
public getSnapshot(): SnapshotFrom<TLogic> {
if (isDevelopment && !this._snapshot) {
throw new Error(
`Snapshot can't be read while the actor initializes itself`
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@davidkpiano davidkpiano Dec 22, 2023

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Suggested change
`Snapshot can't be read while the actor initializes itself`
`Snapshot cannot be read before actor is being initialized.`

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The suggested change is not correct. This is perfectly valid:

const actorRef = createActor(machine)
actorRef.getSnapshot()
actorRef.start()

This isn't:

const machine = createMachine({
  context: ({ self }) => {
    self.getSnapshot() // we can't do this
    return {}
  }
})
createActor(machine)

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Oh okay, makes sense

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Successfully merging this pull request may close these issues.

Bug: 'self' missing in context
2 participants