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AsyncConcurrency

async/no-unbounded-concurrency

Promise aggregation over boundary-sized collections should use batching or a concurrency limit; fixed tuples are safe.

promiseslimitsfan-out

01 Examples

TypeScript

await Promise.all(req.body.urls.map(fetch));

Finding

Disallow potentially unbounded promise fan-out.

02 Enable it

Setup

Install the package, register its plugin factory, then enable the rule.

Install the package

pnpm add -D @scruple/async

Register the plugin

In scruple.config.ts, register the factory under the async namespace used by the rule ID.

import { asyncRules } from "@scruple/async";

plugins: {
  "async": asyncRules(),
},

Enable the rule

"async/no-unbounded-concurrency": "warn"

Package

@scruple/async

Default threshold

0.9

Minimum confidence

0.7