What is detect-possible-timing-attacks

https://github.com/gkouziik/eslint-plugin-security-node/blob/master/docs/rules/detect-possible-timing-attacks.md

  public getOneTimeAdminAuthTokenForWorkspaceSync(workspaceID: string): string | undefined {
    const token = this.oneTimeAdminAuthToken.get(workspaceID);
// on this if statement
    if (token === undefined) {
      logger.error(`getOneTimeAdminAuthTokenForWorkspaceSync() No adminToken for ${workspaceID}`);
    }
    return token;
  }

gkouziik / eslint-plugin-security-node

What is detect-possible-timing-attacks #75