refactor(core): Move getPackageJson utility to core package (#12224)

package-lock.json

@@ -17868,6 +17868,7 @@
         "mnemonist": "^0.40.3",
         "open": "^10.1.2",
         "picomatch": "^4.0.1",
+        "read-package-up": "^11.0.0",
         "shell-quote": "^1.8.3",
         "simple-git": "^3.28.0",
         "strip-ansi": "^7.1.0",

packages/cli/src/config/sandboxConfig.ts

@@ -4,19 +4,25 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-import type { SandboxConfig } from '@google/gemini-cli-core';
+import {
-import { FatalSandboxError } from '@google/gemini-cli-core';
+  getPackageJson,
+  type SandboxConfig,
+  FatalSandboxError,
+} from '@google/gemini-cli-core';
 import commandExists from 'command-exists';
 import * as os from 'node:os';
-import { getPackageJson } from '../utils/package.js';
 import type { Settings } from './settings.js';
+import { fileURLToPath } from 'node:url';
+import path from 'node:path';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
 
 // This is a stripped-down version of the CliArgs interface from config.ts
 // to avoid circular dependencies.
 interface SandboxCliArgs {
   sandbox?: boolean | string;
 }
-
 const VALID_SANDBOX_COMMANDS: ReadonlyArray<SandboxConfig['command']> = [
   'docker',
   'podman',
@@ -94,7 +100,7 @@ export async function loadSandboxConfig(
   const sandboxOption = argv.sandbox ?? settings.tools?.sandbox;
   const command = getSandboxCommand(sandboxOption);
 
-  const packageJson = await getPackageJson();
+  const packageJson = await getPackageJson(__dirname);
   const image =
     process.env['GEMINI_SANDBOX_IMAGE'] ?? packageJson?.config?.sandboxImageUri;
 

packages/cli/src/ui/utils/updateCheck.test.ts

@@ -9,8 +9,12 @@ import { checkForUpdates } from './updateCheck.js';
 import type { LoadedSettings } from '../../config/settings.js';
 
 const getPackageJson = vi.hoisted(() => vi.fn());
-vi.mock('../../utils/package.js', () => ({
+const debugLogger = vi.hoisted(() => ({
+  warn: vi.fn(),
+}));
+vi.mock('@google/gemini-cli-core', () => ({
   getPackageJson,
+  debugLogger,
 }));
 
 const latestVersion = vi.hoisted(() => vi.fn());

packages/cli/src/ui/utils/updateCheck.ts

@@ -6,9 +6,13 @@
 
 import latestVersion from 'latest-version';
 import semver from 'semver';
-import { getPackageJson } from '../../utils/package.js';
+import { getPackageJson, debugLogger } from '@google/gemini-cli-core';
 import type { LoadedSettings } from '../../config/settings.js';
-import { debugLogger } from '@google/gemini-cli-core';
+import { fileURLToPath } from 'node:url';
+import path from 'node:path';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
 
 export const FETCH_TIMEOUT_MS = 2000;
 
@@ -54,7 +58,7 @@ export async function checkForUpdates(
     if (process.env['DEV'] === 'true') {
       return null;
     }
-    const packageJson = await getPackageJson();
+    const packageJson = await getPackageJson(__dirname);
     if (!packageJson || !packageJson.name || !packageJson.version) {
       return null;
     }

packages/cli/src/utils/package.ts

@@ -1,38 +0,0 @@
-/**
- * @license
- * Copyright 2025 Google LLC
- * SPDX-License-Identifier: Apache-2.0
- */
-
-import {
-  readPackageUp,
-  type PackageJson as BasePackageJson,
-} from 'read-package-up';
-import { fileURLToPath } from 'node:url';
-import path from 'node:path';
-
-export type PackageJson = BasePackageJson & {
-  config?: {
-    sandboxImageUri?: string;
-  };
-};
-
-const __filename = fileURLToPath(import.meta.url);
-const __dirname = path.dirname(__filename);
-
-let packageJson: PackageJson | undefined;
-
-export async function getPackageJson(): Promise<PackageJson | undefined> {
-  if (packageJson) {
-    return packageJson;
-  }
-
-  const result = await readPackageUp({ cwd: __dirname });
-  if (!result) {
-    // TODO: Maybe bubble this up as an error.
-    return;
-  }
-
-  packageJson = result.packageJson;
-  return packageJson;
-}

packages/cli/src/utils/version.ts

@@ -4,9 +4,14 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-import { getPackageJson } from './package.js';
+import { getPackageJson } from '@google/gemini-cli-core';
+import { fileURLToPath } from 'node:url';
+import path from 'node:path';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
 
 export async function getCliVersion(): Promise<string> {
-  const pkgJson = await getPackageJson();
+  const pkgJson = await getPackageJson(__dirname);
   return process.env['CLI_VERSION'] || pkgJson?.version || 'unknown';
 }

packages/core/package.json

@@ -58,6 +58,7 @@
     "mnemonist": "^0.40.3",
     "open": "^10.1.2",
     "picomatch": "^4.0.1",
+    "read-package-up": "^11.0.0",
     "shell-quote": "^1.8.3",
     "simple-git": "^3.28.0",
     "strip-ansi": "^7.1.0",

packages/core/src/index.ts

@@ -68,6 +68,7 @@ export * from './utils/thoughtUtils.js';
 export * from './utils/debugLogger.js';
 export * from './utils/events.js';
 export * from './utils/extensionLoader.js';
+export * from './utils/package.js';
 
 // Export services
 export * from './services/fileDiscoveryService.js';

packages/core/src/utils/package.ts

@@ -0,0 +1,28 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import {
+  readPackageUp,
+  type PackageJson as BasePackageJson,
+} from 'read-package-up';
+
+export type PackageJson = BasePackageJson & {
+  config?: {
+    sandboxImageUri?: string;
+  };
+};
+
+export async function getPackageJson(
+  cwd: string,
+): Promise<PackageJson | undefined> {
+  const result = await readPackageUp({ cwd });
+  if (!result) {
+    // TODO: Maybe bubble this up as an error.
+    return;
+  }
+
+  return result.packageJson;
+}