From 1f1729ac0d759c3d9b0756182364ffc255a46d53 Mon Sep 17 00:00:00 2001
From: Tommy Nguyen <4123478+tido64@users.noreply.github.com>
Date: Thu, 12 Sep 2024 11:21:37 +0200
Subject: [PATCH] fix(metro-service): add RAM bundle deprecation warning

---
 .changeset/cold-eggs-poke.md            | 8 ++++++++
 packages/metro-service/src/ramBundle.ts | 5 +++++
 2 files changed, 13 insertions(+)
 create mode 100644 .changeset/cold-eggs-poke.md

diff --git a/.changeset/cold-eggs-poke.md b/.changeset/cold-eggs-poke.md
new file mode 100644
index 000000000..01beecad5
--- /dev/null
+++ b/.changeset/cold-eggs-poke.md
@@ -0,0 +1,8 @@
+---
+"@rnx-kit/metro-service": patch
+---
+
+RAM bundle is deprecated and was removed in 0.75. This command may stop working
+altogether in the future.
+
+For more details, see https://github.com/facebook/react-native/pull/43292.
diff --git a/packages/metro-service/src/ramBundle.ts b/packages/metro-service/src/ramBundle.ts
index 6f831e548..74dd8715d 100644
--- a/packages/metro-service/src/ramBundle.ts
+++ b/packages/metro-service/src/ramBundle.ts
@@ -1,3 +1,4 @@
+import { warn } from "@rnx-kit/console";
 import type { ConfigT } from "metro-config";
 import * as path from "path";
 import type { BundleArgs } from "./bundle";
@@ -5,6 +6,10 @@ import { bundle } from "./bundle";
 import { requireMetroPath } from "./metro";
 
 export function ramBundle(args: BundleArgs, config: ConfigT): Promise<void> {
+  warn(
+    "RAM bundle is deprecated and was removed in 0.75; for more details, see https://github.com/facebook/react-native/pull/43292"
+  );
+
   const ramBundlePath = path.join(
     requireMetroPath(config.projectRoot),
     "src",