From 26951bdda3075d178bd6bbd02aca51b455e0eed6 Mon Sep 17 00:00:00 2001
From: Ahn <anhpnnd@gmail.com>
Date: Thu, 2 Apr 2020 16:59:37 +0200
Subject: [PATCH] =?UTF-8?q?chore(jest-types):=20correct=20return=20type=20?=
 =?UTF-8?q?of=20shouldRunTestSuite=20fo=E2=80=A6=20(#9753)?=
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---
 CHANGELOG.md                       | 1 +
 packages/jest-watcher/src/types.ts | 4 +++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 88e203693010..3cf5560c5db9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 ### Features
 
 ### Fixes
+- `[@jest/watcher]` Correct return type of `shouldRunTestSuite` for `JestHookEmitter` ([#9753](https://github.com/facebook/jest/pull/9753))
 
 ### Chore & Maintenance
 
diff --git a/packages/jest-watcher/src/types.ts b/packages/jest-watcher/src/types.ts
index 4890c56b8f6e..cea9875965e7 100644
--- a/packages/jest-watcher/src/types.ts
+++ b/packages/jest-watcher/src/types.ts
@@ -36,7 +36,9 @@ export type JestHookSubscriber = {
 export type JestHookEmitter = {
   onFileChange: (fs: JestHookExposedFS) => void;
   onTestRunComplete: (results: AggregatedResult) => void;
-  shouldRunTestSuite: (testSuiteInfo: TestSuiteInfo) => Promise<boolean>;
+  shouldRunTestSuite: (
+    testSuiteInfo: TestSuiteInfo,
+  ) => Promise<boolean> | boolean;
 };
 
 export type UsageData = {