Improve expo detection in monorepos

example/ios/Podfile.lock

@@ -1164,7 +1164,7 @@ PODS:
     - React-logger (= 0.74.3)
     - React-perflogger (= 0.74.3)
     - React-utils (= 0.74.3)
-  - RNBootSplash (6.1.1):
+  - RNBootSplash (6.1.2):
     - React-Core
   - SocketRocket (0.7.0)
   - Yoga (0.0.0)
@@ -1399,7 +1399,7 @@ SPEC CHECKSUMS:
   React-runtimescheduler: 0c80752bceb80924cb8a4babc2a8e3ed70d41e87
   React-utils: a06061b3887c702235d2dac92dacbd93e1ea079e
   ReactCommon: f00e436b3925a7ae44dfa294b43ef360fbd8ccc4
-  RNBootSplash: 5951974a5271183d06d3279bd4b9d7d093f4e2fc
+  RNBootSplash: 4cb5ac8f6eeb5c30b0d2d3a44b8f40f80bcf8b45
   SocketRocket: abac6f5de4d4d62d24e11868d7a2f427e0ef940d
   Yoga: 04f1db30bb810187397fa4c37dd1868a27af229c
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "react-native-bootsplash",
-  "version": "6.1.1",
+  "version": "6.1.2",
   "license": "MIT",
   "description": "Display a bootsplash on your app starts. Hide it when you want.",
   "author": "Mathieu Acthernoene <[email protected]>",

src/generate.ts

@@ -185,23 +185,40 @@ export const hfs = {
   },
 };
 
-export const getExpoConfig = (projectRoot: string): { isExpo: boolean } => {
-  try {
-    const pkg = hfs.json(
-      path.resolve(projectRoot, "node_modules", "expo", "package.json"),
-    ) as { version?: string };
+// Adapted from https://github.com/square/find-yarn-workspace-root
+export const getExpoConfig = (from: string): { isExpo: boolean } => {
+  let previous: string | undefined;
+  let current = path.normalize(from);
+
+  do {
+    const pkgPath = path.resolve(
+      current,
+      "node_modules",
+      "expo",
+      "package.json",
+    );
 
-    const version = pkg.version;
+    if (fs.existsSync(pkgPath)) {
+      try {
+        const pkg = hfs.json(pkgPath) as { version?: string };
+        const version = pkg.version;
+
+        if (version == null || semver.lt(version, "51.0.20")) {
+          log.error("Requires Expo 51.0.20 (or higher)");
+          process.exit(1);
+        }
 
-    if (version == null || semver.lt(version, "51.0.20")) {
-      log.error("Requires Expo 51.0.20 (or higher)");
-      process.exit(1);
+        return { isExpo: true };
+      } catch {
+        return { isExpo: false };
+      }
     }
 
-    return { isExpo: true };
-  } catch {
-    return { isExpo: false };
-  }
+    previous = current;
+    current = path.dirname(current);
+  } while (current !== previous);
+
+  return { isExpo: false };
 };
 
 export const writeJson = (filePath: string, content: object) => {