From 222fc93c6bb22c1db11e5723409205d8bb216606 Mon Sep 17 00:00:00 2001
From: russellwheatley <russellwheatley85@gmail.com>
Date: Thu, 16 Apr 2026 13:20:46 +0100
Subject: [PATCH] fix(expo): VS code extension not picking up expo support via
 metadata in package.json

---
 packages/analytics/package.json               |  5 +-
 packages/app-check/package.json               |  5 +-
 packages/app-distribution/package.json        |  5 +-
 packages/app/package.json                     |  5 +-
 .../plugin/__tests__/packageManifest.test.ts  | 55 +++++++++++++++++++
 packages/auth/package.json                    |  3 +
 packages/crashlytics/package.json             |  3 +
 packages/messaging/package.json               |  5 +-
 packages/perf/package.json                    |  3 +
 9 files changed, 84 insertions(+), 5 deletions(-)
 create mode 100644 packages/app/plugin/__tests__/packageManifest.test.ts

diff --git a/packages/analytics/package.json b/packages/analytics/package.json
index fdba35b432..757d7be58f 100644
--- a/packages/analytics/package.json
+++ b/packages/analytics/package.json
@@ -75,5 +75,8 @@
   "eslintIgnore": [
     "node_modules/",
     "dist/"
-  ]
+  ],
+  "expo": {
+    "plugin": "./app.plugin.js"
+  }
 }
diff --git a/packages/app-check/package.json b/packages/app-check/package.json
index ad2e8c20dc..8e107996e6 100644
--- a/packages/app-check/package.json
+++ b/packages/app-check/package.json
@@ -73,5 +73,8 @@
   "eslintIgnore": [
     "node_modules/",
     "dist/"
-  ]
+  ],
+  "expo": {
+    "plugin": "./app.plugin.js"
+  }
 }
diff --git a/packages/app-distribution/package.json b/packages/app-distribution/package.json
index 0d9550dd0e..7b4441b362 100644
--- a/packages/app-distribution/package.json
+++ b/packages/app-distribution/package.json
@@ -71,5 +71,8 @@
   "eslintIgnore": [
     "node_modules/",
     "dist/"
-  ]
+  ],
+  "expo": {
+    "plugin": "./app.plugin.js"
+  }
 }
diff --git a/packages/app/package.json b/packages/app/package.json
index c2f3283673..fbb5c008ea 100644
--- a/packages/app/package.json
+++ b/packages/app/package.json
@@ -144,5 +144,8 @@
   "eslintIgnore": [
     "node_modules/",
     "dist/"
-  ]
+  ],
+  "expo": {
+    "plugin": "./app.plugin.js"
+  }
 }
diff --git a/packages/app/plugin/__tests__/packageManifest.test.ts b/packages/app/plugin/__tests__/packageManifest.test.ts
new file mode 100644
index 0000000000..b8ca2637b0
--- /dev/null
+++ b/packages/app/plugin/__tests__/packageManifest.test.ts
@@ -0,0 +1,55 @@
+import fs from 'fs';
+import path from 'path';
+import { describe, expect, it } from '@jest/globals';
+
+const pluginPackages = [
+  'analytics',
+  'app',
+  'app-check',
+  'app-distribution',
+  'auth',
+  'crashlytics',
+  'messaging',
+  'perf',
+] as const;
+
+const repoRoot = path.resolve(__dirname, '../../../../');
+
+interface ExpoPluginPackageJson {
+  expo?: {
+    plugin?: string;
+  };
+  exports?: Record<string, string>;
+}
+
+function readPackageJson(pkg: (typeof pluginPackages)[number]): ExpoPluginPackageJson {
+  const packageJsonPath = path.resolve(repoRoot, 'packages', pkg, 'package.json');
+
+  try {
+    return JSON.parse(fs.readFileSync(packageJsonPath, 'utf8')) as ExpoPluginPackageJson;
+  } catch (error) {
+    throw new Error(`Failed to read ${pkg}/package.json: ${String(error)}`);
+  }
+}
+
+describe('Expo config plugin package manifests', function () {
+  it.each(pluginPackages)('%s declares app.plugin.js for Expo tooling', function (pkg) {
+    const packageJsonPath = path.resolve(repoRoot, 'packages', pkg, 'package.json');
+    const pluginEntryPath = path.resolve(repoRoot, 'packages', pkg, 'app.plugin.js');
+
+    expect(fs.existsSync(packageJsonPath)).toBe(true);
+    expect(fs.existsSync(pluginEntryPath)).toBe(true);
+
+    const manifest = readPackageJson(pkg);
+
+    expect(manifest.expo).toMatchObject({
+      plugin: './app.plugin.js',
+    });
+
+    // Older JS packages do not declare an exports map yet, but any package that does
+    // must keep the config plugin subpath available for Expo's resolver.
+    if (manifest.exports) {
+      expect(manifest.exports['./app.plugin.js']).toBe('./app.plugin.js');
+    }
+  });
+});
diff --git a/packages/auth/package.json b/packages/auth/package.json
index bbbdd7883d..1d3642529d 100644
--- a/packages/auth/package.json
+++ b/packages/auth/package.json
@@ -42,5 +42,8 @@
   "publishConfig": {
     "access": "public",
     "provenance": true
+  },
+  "expo": {
+    "plugin": "./app.plugin.js"
   }
 }
diff --git a/packages/crashlytics/package.json b/packages/crashlytics/package.json
index 2c817b9036..80bab746f5 100644
--- a/packages/crashlytics/package.json
+++ b/packages/crashlytics/package.json
@@ -76,5 +76,8 @@
         }
       ]
     ]
+  },
+  "expo": {
+    "plugin": "./app.plugin.js"
   }
 }
diff --git a/packages/messaging/package.json b/packages/messaging/package.json
index e77b372b4f..56dc54e267 100644
--- a/packages/messaging/package.json
+++ b/packages/messaging/package.json
@@ -72,5 +72,8 @@
   "eslintIgnore": [
     "node_modules/",
     "dist/"
-  ]
+  ],
+  "expo": {
+    "plugin": "./app.plugin.js"
+  }
 }
diff --git a/packages/perf/package.json b/packages/perf/package.json
index 9cefb4fd83..b4753f1ede 100644
--- a/packages/perf/package.json
+++ b/packages/perf/package.json
@@ -43,5 +43,8 @@
   "publishConfig": {
     "access": "public",
     "provenance": true
+  },
+  "expo": {
+    "plugin": "./app.plugin.js"
   }
 }