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Graph/incomplete-async-flow-wiring

AntiPattern

Incomplete Async Flow Wiring

incomplete-async-flow-wiring

Async work is launched but not properly wired to its completion path—missing returns, wrong send/abort usage, or calling constructors that are actually undefined—so headers/data may be wrong, requests may crash, or streams end early.

Node Details

Public graph metadata

Updated7/24/2026

Connections

30 linked nodes

MATCHESSolution

What should be done in each page like this — export default async function AdminUsersList(). Tension: I just can't figure out why it doesn't pick it up from layout. Outcome: This.

MATCHESSolution

myEndpoint must return a Promise — Please note, that above method is synchronous just to check if that makes difference, but it is not. Tension: my template is keep displaying "Loading..".

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delete the async from `fake_execute` — your `AsyncContextMock` needs to handle both use cases in your endpoint `await conn.execute()` and `async with conn.execute()`. Outcome: just make it a regular function so it returns your context manager directly, no coroutine wrapper.

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single worker running async loop. Outcome: So you have a single worker running async loop and you block that loop.

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If you convert all operations to perform asynchronously (using `aiosqlite`) , the issue will be mitigated. — When a route in FastAPI is listed as asynchronous (`async def`). Tension: that doesn't fully solve the inherent single writer problem of Sqlite. Outcome: Here's a fully operational update of the FastAPI server logic:.

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Change the engine async fixture from session scope to function scope (remove scope="session") so all async fixtures/tests run on the same event loop, preventing the cross-loop Future/Task error.

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the reason for the various threads appearing in the logs — when you pass a synchronous generator to `EventSourceResponse`. Tension: a normal `def` function instead of `async def`. Outcome: please take a look at the implementation of the `EventSourceResponse` class.

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use `pytest_asyncio` and the async fixture — If you don't want to utilize an `AsyncClient` like the one by `httpx`. Tension: ensuring that the FastAPI app's lifespan context correctly works.

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any time you have an I/O bound process with lots of idle time — waiting for user input, waiting for a TLS handshake. Tension: wrapping it in an async task can let other code run.

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Initialize Eureka using the async API (e.g., `eureka_client.init_async(...)`) and/or move initialization into an appropriate async startup hook so it doesn’t start a new event loop at import time.

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a way to do that is an async function. Tension: first awaits `initialize payment` and then awaits the `handlePay`.

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bound it with a "progress ceiling" — a process emitting bytes but making NO semantic progress. Tension: a process emitting bytes but making NO semantic progress (livelock) would be shielded forever. Outcome: re-arms recovery after a long no-progress window even while bytes flow.

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after submitting. Tension: This is likely not what you intended. Outcome: startTransition(() => { formAction(newFormData); });.

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adding a check for pending and rejected webservice requests to occur at the start of my root saga — when a page is refreshed or first loaded. Tension: any requests that were interrupted will be marked rejected.

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An async function was passed to useActionState.

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Use myAsyncAction.fulfilled as the listener actionCreator and prepend listenerMiddleware.middleware in configureStore

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Or you can use `async/await` and `try/catch` — createAsyncThunk. Outcome: return data.

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Async-iterate the Result instead of awaiting `.records` — The driver's Result is async-iterable. Tension: Combined with a streaming HTTP response, records flow end-to-end without any single buffer. Outcome: records flow end-to-end without any single buffer.

MATCHESSolution

What to do once the request stream size exceeded the limit? — I'm building a file upload handling library in Node.js. Tension: I want to know how to close the request so that no further data can be sent over the wire and waste the server resources. Outcome: you must use promise object which is stable to handle asyncronous tasks.

MATCHESSolution

case "CallbackRouteError": return { error: "Invalid credentials!" } — in my `login.ts` server action in the switch case clause. Tension: to return the correct errors. Outcome: bypass this error.

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flatMap(endPath -> getHeadersByEndPath(endPath) — Flux.fromIterable(endPaths). Tension: control parallel requests. Outcome: 4) // concurrency limit.

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Use asynchronous sending with callbacks. — If you're using KafkaTemplate.send() without handling the ListenableFuture returned. Tension: you're effectively blocking the calling thread until the message is acknowledged by the Kafka broker. Outcome: The addCallback method allows you to execute code when the send operation succeeds or fails, without blocking the main thread.

MATCHESSolution

I am seeing an increase in latencies in requests that do succeed — I have a logic of the sort :. Tension: none of them enforce a timeout on the total duration of the request. Outcome: Then properly close the connection in a finally / try-resource block.

MATCHESSolution

future.cancel(true); — httpHardTimeoutScheduler.schedule(() -> {. Tension: if (!future.isDone() && !future.isCancelled()). Outcome: keep your latency low on your side of the wire.

MATCHESSolution

You can use `async_compose` to create the composed operation — This initiation function can be used with any completion token. Tension: but I'd prefer a more lightweight approach. Outcome: Consider the `co_composed` initiator or `asio::deferred`.

MATCHESSolution

Rewrite the test as an async test and run it with an async test runner (e.g., pytest.mark.asyncio), using await on the async ORM methods (acreate/acount) instead of asyncio.run().

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Use Component.Task (TaskSource) for all async work inside components — inside components. Tension: it auto-cancels when the component is destroyed.

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Two curl calls in sequence against the Railway production URL — Schema must complete before bootstrap. Tension: bootstrap needs the constraints and vector indexes in place. Outcome: Apply schema first (synchronous — waits for completion).

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for both message and request write paths. Tension: Keep the queued payload sanitized. Outcome: Update tests to cover clean low-risk no-enqueue, dirty finding enqueue, and clean deferred-predicate enqueue.

MATCHESSolution

Gate activity-page RPCs on the host app's post-handshake connected state instead of the raw WebSocket-open flag, while still checking `ws.readyState === 1` — activity-page RPCs. Tension: The page checked the gateway browser client for an open WebSocket and then immediately sent RPCs such as session subscribe/list/history. Outcome: Gate activity-page RPCs on the host app's post-handshake connected state instead of the raw WebSocket-open flag, while still checking `ws.readyState === 1`.

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