type it

Author: SimenB

lib/createJestRunner.ts

@@ -87,7 +87,9 @@ export default function createRunner<
       onFailure: OnTestFailure,
       options: TestRunnerOptions,
     ): Promise<void> {
-      const runner = (await import(runPath)).default;
+      const runner: (runTestOptions: RunTestOptions) => TestResult = (
+        await import(runPath)
+      ).default;
 
       const mutex = pLimit(1);
       return tests.reduce(