export function isFailoverableError()

in src/common/error.ts [36:53]

• 14 lines of code
• 14 McCabe index (conditional complexity)

export function isFailoverableError(error: any): boolean {
    if (!isRestError(error)) {
        return false;
    }
    // https://nodejs.org/api/errors.html#common-system-errors
    // ENOTFOUND: DNS lookup failed, ENOENT: no such file or directory, ECONNREFUSED: connection refused, ECONNRESET: connection reset by peer, ETIMEDOUT: connection timed out
    if (error.code !== undefined &&
        (error.code === "ENOTFOUND" || error.code === "ENOENT" || error.code === "ECONNREFUSED" || error.code === "ECONNRESET" || error.code === "ETIMEDOUT")) {
        return true;
    }
    // 401 Unauthorized, 403 Forbidden, 408 Request Timeout, 429 Too Many Requests, 5xx Server Errors
    if (error.statusCode !== undefined &&
        (error.statusCode === 401 || error.statusCode === 403 || error.statusCode === 408 || error.statusCode === 429 || error.statusCode >= 500)) {
        return true;
    }

    return false;
}