Enum Status 

pub enum Status {
    Ok,
    Pending,
    Err(i32),
}

plc tag error code representations

Variants

Ok

PLCTAG_STATUS_OK = 0

Pending

PLCTAG_STATUS_PENDING = 1

Err(i32)

other error codes

Implementations

impl Status

pub fn new(rc: i32) -> Status

create Status from return code of libplctag functions

pub fn is_ok(&self) -> bool

success or not?

pub fn is_err(&self) -> bool

has error?

pub fn is_pending(&self) -> bool

has pending operations?

pub fn is_timeout(&self) -> bool

is timeout error?

pub fn into_result(self) -> Result<(), Status>

into Result

pub fn decode(&self) -> String

decode status from error code to String

see libplctag for all status code

Examples

use plctag_core::Status;

let status = Status::Ok;
let msg = status.decode();
assert_eq!(msg, "PLCTAG_STATUS_OK");

Trait Implementations

impl Clone for Status

fn clone(&self) -> Status

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Status

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

Formats the value using the given formatter.

impl Display for Status

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

Formats the value using the given formatter.

impl From<Status> for Error

fn from(s: Status) -> Error

Converts to this type from the input type.

impl From<i32> for Status

fn from(rc: i32) -> Status

Converts to this type from the input type.

impl Copy for Status