mirror of
https://github.com/google-gemini/gemini-cli.git
synced 2026-03-12 23:21:27 -07:00
50 lines
1.3 KiB
TypeScript
50 lines
1.3 KiB
TypeScript
/**
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* @license
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* Copyright 2025 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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import process from 'node:process';
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/**
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* Options for headless mode detection.
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*/
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export interface HeadlessModeOptions {
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/** Explicit prompt string or flag. */
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prompt?: string | boolean;
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/** Initial query positional argument. */
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query?: string | boolean;
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}
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/**
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* Detects if the CLI is running in a "headless" (non-interactive) mode.
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*
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* Headless mode is triggered by:
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* 1. process.env.CI being set to 'true'.
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* 2. process.stdout not being a TTY.
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* 3. Presence of an explicit prompt flag.
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*
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* @param options - Optional flags and arguments from the CLI.
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* @returns true if the environment is considered headless.
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*/
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export function isHeadlessMode(options?: HeadlessModeOptions): boolean {
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if (process.env['GEMINI_CLI_INTEGRATION_TEST'] !== 'true') {
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const isCI =
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process.env['CI'] === 'true' || process.env['GITHUB_ACTIONS'] === 'true';
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if (isCI) {
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return true;
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}
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}
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const isNotTTY =
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(!!process.stdin && !process.stdin.isTTY) ||
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(!!process.stdout && !process.stdout.isTTY);
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if (isNotTTY || !!options?.prompt || !!options?.query) {
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return true;
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}
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// Fallback: check process.argv for flags that imply headless mode.
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return process.argv.some((arg) => arg === '-p' || arg === '--prompt');
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}
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