Function loadCachedCredentials

packages/core/src/code_assist/oauth2.ts:354–381

(client: OAuth2Client)

}

async function loadCachedCredentials(client: OAuth2Client): Promise<boolean> {
  const pathsToTry = [
    getCachedCredentialPath(),
    process.env['GOOGLE_APPLICATION_CREDENTIALS'],
  ].filter((p): p is string => !!p);

  for (const keyFile of pathsToTry) {
    try {
      const creds = await fs.readFile(keyFile, 'utf-8');
      client.setCredentials(JSON.parse(creds));

      // This will verify locally that the credentials look good.
      const { token } = await client.getAccessToken();
      if (!token) {
        continue;
      }

      // This will check with the server to see if it hasn't been revoked.
      await client.getTokenInfo(token);

      return true;
    } catch (_) {
      // Ignore and try next path.
    }
  }

  return false;
}

async function cacheCredentials(credentials: Credentials) {
  const filePath = getCachedCredentialPath();