made requested changes

jestjs · Jul 6, 2024 · 5065990 · 5065990
1 parent 22116fc
commit 5065990
Show file tree

Hide file tree

Showing 3 changed files with 3 additions and 1 deletion.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ### Features
 
+- `[jest-config]` Added an option to disable ts-node typechecking ([#15161](https://github.com/jestjs/jest/pull/15161))
 - `[jest-circus, jest-cli, jest-config]` Add `waitNextEventLoopTurnForUnhandledRejectionEvents` flag to minimise performance impact of correct detection of unhandled promise rejections introduced in [#14315](https://github.com/jestjs/jest/pull/14315) ([#14681](https://github.com/jestjs/jest/pull/14681))
 - `[jest-circus]` Add a `waitBeforeRetry` option to `jest.retryTimes` ([#14738](https://github.com/jestjs/jest/pull/14738))
 - `[jest-circus]` Add a `retryImmediately` option to `jest.retryTimes` ([#14696](https://github.com/jestjs/jest/pull/14696))

diff --git a/docs/Configuration.md b/docs/Configuration.md
@@ -58,6 +58,7 @@ export default async (): Promise<Config> => {
 :::tip
 
 To read TypeScript configuration files Jest requires [`ts-node`](https://npmjs.com/package/ts-node). Make sure it is installed in your project.
+To read configuration files without typechecking, You can set `JEST_CONFIG_TRANSPILE_ONLY` environment variable  to `True`.
 
 :::
 

diff --git a/packages/jest-config/src/readConfigFileAndSetRootDir.ts b/packages/jest-config/src/readConfigFileAndSetRootDir.ts
@@ -124,7 +124,7 @@ async function registerTsNode(): Promise<Service> {
       moduleTypes: {
         '**': 'cjs',
       },
-      transpileOnly: process.env.DISABLE_TS_NODE == 'True',
+      transpileOnly: process.env.JEST_CONFIG_TRANSPILE_ONLY == 'True',
     });
   } catch (error: any) {
     if (error.code === 'ERR_MODULE_NOT_FOUND') {