fn from()

in core/src/services/ftp/err.rs [25:48]

• 17 lines of code
• 4 McCabe index (conditional complexity)

    fn from(e: FtpError) -> Self {
        let (kind, retryable) = match e {
            // Allow retry for error
            //
            // `{ status: NotAvailable, body: "421 There are too many connections from your internet address." }`
            FtpError::UnexpectedResponse(ref resp) if resp.status == Status::NotAvailable => {
                (ErrorKind::Unexpected, true)
            }
            FtpError::UnexpectedResponse(ref resp) if resp.status == Status::FileUnavailable => {
                (ErrorKind::NotFound, false)
            }
            // Allow retry bad response.
            FtpError::BadResponse => (ErrorKind::Unexpected, true),
            _ => (ErrorKind::Unexpected, false),
        };

        let mut err = Error::new(kind, "ftp error").set_source(e);

        if retryable {
            err = err.set_temporary();
        }

        err
    }