Enum libnv::NvError

pub enum NvError {
    InvalidString(NulError),
    NativeError(i32),
    AlreadySet,
    NotFound,
    OutOfMemory,
    Io(Error),
    OperationNotSupported,
    InvalidStringEncoding(Utf8Error),
}

Error kinds for Name/Value library.

Variants

InvalidString(NulError)

Name a.k.a. key can't contain NULL byte. You going to get this error if you try so.

NativeError(i32)

error return by ffi. See libc for more information.

AlreadySet

Trying to set an error on n/v list that already has error

NotFound

No value found for given name.

OutOfMemory

Library failed to allocate.

Io(Error)

Other IO errors

OperationNotSupported

Operation not support on a list given flags used to create the list.

InvalidStringEncoding(Utf8Error)

Got non-utf8 string from the library.

Trait Implementations

impl From<NulError> for NvError

fn from(err: NulError) -> NvError

Performs the conversion.

impl From<Utf8Error> for NvError

fn from(err: Utf8Error) -> NvError

Performs the conversion.

impl Debug for NvError

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

Formats the value using the given formatter.

impl Display for NvError

fn fmt(&self, fmt: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Error for NvError

fn description(&self) -> &str

This method is soft-deprecated.

fn cause(&self) -> Option<&dyn Error>

Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

The lower-level cause of this error, if any.

fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any.

fn backtrace(&self) -> Option<&Backtrace>

🔬 This is a nightly-only experimental API. (backtrace)

Returns a stack backtrace, if available, of where this error ocurred.