From 275b15b412008fb7350df6df920ffa819865d6ac Mon Sep 17 00:00:00 2001
From: probmetrics <stan.sugar.xu@gmail.com>
Date: Wed, 15 Jul 2026 10:02:18 +0800
Subject: [PATCH] Detect ChatGPT.app on macOS

---
 packages/installer/src/platform.ts       | 11 +++++++----
 packages/installer/test/platform.test.ts | 19 ++++++++++++++++++-
 2 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/packages/installer/src/platform.ts b/packages/installer/src/platform.ts
index a3eb46a..2ce0287 100644
--- a/packages/installer/src/platform.ts
+++ b/packages/installer/src/platform.ts
@@ -31,6 +31,7 @@ export interface CodexInstall {
 
 const MAC_DEFAULT = "/Applications/Codex.app";
 const MAC_BETA_DEFAULT = "/Applications/Codex (Beta).app";
+const MAC_CHATGPT_DEFAULT = "/Applications/ChatGPT.app";
 
 export function detectPlatform(): Platform {
   const p = platform();
@@ -50,8 +51,10 @@ function locateMac(override?: string): CodexInstall {
     override,
     MAC_DEFAULT,
     MAC_BETA_DEFAULT,
+    MAC_CHATGPT_DEFAULT,
     join(homedir(), "Applications", "Codex.app"),
     join(homedir(), "Applications", "Codex (Beta).app"),
+    join(homedir(), "Applications", "ChatGPT.app"),
     ...findMacCodexApps("/Applications"),
     ...findMacCodexApps(join(homedir(), "Applications")),
   ].filter(Boolean) as string[];
@@ -60,10 +63,10 @@ function locateMac(override?: string): CodexInstall {
   if (!appRoot) {
     throw new Error(
       `[!] Codex App Not Found\n\n` +
-        `Ensure Codex.app or Codex (Beta).app is installed in /Applications or ~/Applications.\n` +
+        `Ensure ChatGPT.app, Codex.app, or Codex (Beta).app is installed in /Applications or ~/Applications.\n` +
         `Tried:\n  ${unique(candidates).join("\n  ")}\n\n` +
         `If Codex is somewhere else, rerun with:\n` +
-        `  codex-plusplus install --app /path/to/Codex.app`,
+        `  codex-plusplus install --app /path/to/ChatGPT.app`,
     );
   }
   const info = readMacAppInfo(appRoot);
@@ -90,11 +93,11 @@ function locateMac(override?: string): CodexInstall {
   };
 }
 
-function findMacCodexApps(dir: string): string[] {
+export function findMacCodexApps(dir: string): string[] {
   if (!existsSync(dir)) return [];
   try {
     return readdirSync(dir)
-      .filter((name) => /\.app$/i.test(name) && /\bcodex\b/i.test(name))
+      .filter((name) => /\.app$/i.test(name) && /\b(?:codex|chatgpt)\b/i.test(name))
       .map((name) => join(dir, name));
   } catch {
     return [];
diff --git a/packages/installer/test/platform.test.ts b/packages/installer/test/platform.test.ts
index 0bb0430..0f6dce2 100644
--- a/packages/installer/test/platform.test.ts
+++ b/packages/installer/test/platform.test.ts
@@ -3,14 +3,31 @@ import { mkdirSync, mkdtempSync, realpathSync, rmSync, symlinkSync, writeFileSyn
 import { tmpdir } from "node:os";
 import { join } from "node:path";
 import test from "node:test";
-import { inferCodexChannel, locateCodex, resolveLinuxInstall } from "../src/platform";
+import { findMacCodexApps, inferCodexChannel, locateCodex, resolveLinuxInstall } from "../src/platform";
 
 test("inferCodexChannel detects stable and beta metadata", () => {
   assert.equal(inferCodexChannel("com.openai.codex", "Codex"), "stable");
+  assert.equal(inferCodexChannel("com.openai.codex", "ChatGPT"), "stable");
   assert.equal(inferCodexChannel("com.openai.codex.beta", "Codex (Beta)"), "beta");
   assert.equal(inferCodexChannel(null, "Codex (Beta)"), "beta");
 });
 
+test("findMacCodexApps discovers Codex and ChatGPT app names", { skip: process.platform !== "darwin" }, () => {
+  const root = mkdtempSync(join(tmpdir(), "codexpp-platform-"));
+  try {
+    for (const name of ["Codex.app", "ChatGPT.app", "Other.app", "ChatGPT.txt"]) {
+      mkdirSync(join(root, name));
+    }
+
+    assert.deepEqual(
+      findMacCodexApps(root).sort(),
+      [join(root, "ChatGPT.app"), join(root, "Codex.app")].sort(),
+    );
+  } finally {
+    rmSync(root, { recursive: true, force: true });
+  }
+});
+
 test("locateCodex reads beta bundle metadata from override path on macOS", { skip: process.platform !== "darwin" }, () => {
   const root = mkdtempSync(join(tmpdir(), "codexpp-platform-"));
   try {