temporalio / temporalio/sdk-typescript
[Bug] Heartbeat details should be array?
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- Dominant language
- TypeScript
- Stars
- 917
- Forks
- 224
- Avg merge
- 3d 16h
- Merged PRs (30d)
- 43
Description
In an Activity, Context.heartbeat() takes a single param:
https://typescript.temporal.io/api/classes/activity.Context#heartbeat
which is converted to a single Payload:

But it looks like it should be an array of Payloads:

Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start at the TypeScript SDK's Activity Context.heartbeat entry point and inspect how its single parameter is converted into a Payload. Compare that representation with the expected array of Payloads shown in the issue, then verify the public API behavior and relevant tests or generated types; done means the heartbeat details shape matches the intended contract.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- typescript
- Domain
- api
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100