Enum FtpResponseClass 

pub enum FtpResponseClass {
    PositivePreliminary,
    PositiveCompletion,
    PositiveIntermediate,
    TransientNegative,
    PermanentNegative,
    Unknown,
}

FTP response code classification

Variants

PositivePreliminary

Positive Preliminary (1xx): Command accepted, waiting for confirmation

PositiveCompletion

Positive Completion (2xx): Command completed successfully

PositiveIntermediate

Positive Intermediate (3xx): Command accepted, additional info needed

TransientNegative

Transient Negative (4xx): Temporary failure, retry may succeed

PermanentNegative

Permanent Negative (5xx): Permanent failure, do not retry

Unknown

Unknown/Invalid response code

Implementations

impl FtpResponseClass

pub fn from_code(code: u16) -> Self

Classify an FTP response code into its category

pub fn is_success(&self) -> bool

Check if this response class indicates success (1xx-3xx)

pub fn is_transient(&self) -> bool

Check if this is a retry-worthy transient error (4xx)

pub fn is_permanent(&self) -> bool

Check if this is a permanent failure (5xx)

Trait Implementations

impl Clone for FtpResponseClass

fn clone(&self) -> FtpResponseClass

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for FtpResponseClass

impl Debug for FtpResponseClass

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Eq for FtpResponseClass

impl PartialEq for FtpResponseClass

fn eq(&self, other: &FtpResponseClass) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for FtpResponseClass