add default value

jestjs · SimenB · Feb 22, 2023 · Feb 20, 2023 · Feb 20, 2023 · Feb 21, 2023
commit 94f8baa20e9a412b917fc902fadda024ec53c168
diff --git a/docs/Configuration.md b/docs/Configuration.md
@@ -2378,4 +2378,6 @@ This option allows comments in `package.json`. Include the comment text as the v
 
 ### `workerThreads`
 
+Default: `false`
+
 Whether to use [worker threads](https://nodejs.org/dist/latest/docs/api/worker_threads.html) for parallelization. [Child processes](https://nodejs.org/dist/latest/docs/api/child_process.html) are used by default.
diff --git a/e2e/__tests__/__snapshots__/showConfig.test.ts.snap b/e2e/__tests__/__snapshots__/showConfig.test.ts.snap
@@ -138,7 +138,8 @@ exports[`--showConfig outputs config info and exits 1`] = `
     "useStderr": false,
     "watch": false,
     "watchAll": false,
-    "watchman": true
+    "watchman": true,
+    "workerThreads": false
   },
   "version": "[version]"
 }"

diff --git a/packages/jest-config/src/Defaults.ts b/packages/jest-config/src/Defaults.ts
@@ -88,6 +88,7 @@ const defaultOptions: Config.DefaultOptions = {
   watch: false,
   watchPathIgnorePatterns: [],
   watchman: true,
+  workerThreads: false,
 };
 
 export default defaultOptions;
diff --git a/packages/jest-types/src/Config.ts b/packages/jest-types/src/Config.ts
@@ -206,6 +206,7 @@ export type DefaultOptions = {
   watch: boolean;
   watchPathIgnorePatterns: Array<string>;
   watchman: boolean;
+  workerThreads: boolean;
 };
 
 export type DisplayName = {
Original file line number	Diff line number	Diff line change
Expand Up		@@ -2378,4 +2378,6 @@ This option allows comments in `package.json`. Include the comment text as the v

		### `workerThreads`
Copy link Contributor Author mrazauskas Feb 20, 2023 • edited Loading Choose a reason for hiding this comment The reason will be displayed to describe this comment to others. Learn more. Alternatively could be named: `threads`, `useThreads`, `useWorkerThreads`. Or it could implemented similar to `coverageProvider` or `testRunner`, e.g. `parallelization: 'childProcesses' \| 'workerThreads'`. Copy link Member SimenB Feb 22, 2023 Choose a reason for hiding this comment The reason will be displayed to describe this comment to others. Learn more. I think this is fine. there won't ever be any other alternatives

		Default: `false`

		Whether to use [worker threads](https://nodejs.org/dist/latest/docs/api/worker_threads.html) for parallelization. [Child processes](https://nodejs.org/dist/latest/docs/api/child_process.html) are used by default.