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jest-worker: Avoid crash when "--max-old-space-size" inside process.execArgv #12097

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merged 4 commits into from Nov 30, 2021
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jest-worker: Avoid crash when "--max-old-space-size" inside process.execArgv #12097

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9431272
jest-worker: Avoid crash when "--max-old-space-size" inside process.e…
SuperOleg39 Nov 29, 2021
a595705
Update NodeThreadsWorker.ts
SimenB Nov 30, 2021
b110748
eslint and changelog
SimenB Nov 30, 2021
113e317
comment
SimenB Nov 30, 2021
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3 changes: 3 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -4,6 +4,8 @@

### Fixes

- `[jest-worker]` Filter `execArgv` correctly ([#12097](https://github.com/facebook/jest/pull/12097))

### Chore & Maintenance

### Performance
Expand All @@ -27,6 +29,7 @@
- `[jest-environment-jsdom]` Add `@types/jsdom` dependency ([#11999](https://github.com/facebook/jest/pull/11999))
- `[jest-environment-jsdom]` Do not reset the global.document too early on teardown ([#11871](https://github.com/facebook/jest/pull/11871))
- `[jest-transform]` Improve error and warning messages ([#11998](https://github.com/facebook/jest/pull/11998))
- `[jest-worker]` Pass `execArgv` correctly to `worker_threads` worker ([#12069](https://github.com/facebook/jest/pull/12069))

### Chore & Maintenance

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5 changes: 4 additions & 1 deletion packages/jest-worker/src/workers/NodeThreadsWorker.ts
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Expand Up @@ -65,7 +65,10 @@ export default class ExperimentalWorker implements WorkerInterface {
JEST_WORKER_ID: String(this._options.workerId + 1), // 0-indexed workerId, 1-indexed JEST_WORKER_ID
},
eval: false,
execArgv: process.execArgv,
// Suppress --max_old_space_size flags while preserving others (like --harmony). See https://nodejs.org/api/worker_threads.html#new-workerfilename-options
execArgv: process.execArgv.filter(
v => !/^--(max_old_space_size)/.test(v),
),
// @ts-expect-error: added in newer versions
resourceLimits: this._options.resourceLimits,
stderr: true,
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