Enum cv::errors::CvError

pub enum CvError {
    InvalidPath(PathBuf),
    EntryNotFound(PathBuf),
    UnknownError(String),
    UnicodeChars(String),
}

Custom errors that may happen during calls

Variants

InvalidPath(PathBuf)

Indicates that path was invalid

EntryNotFound(PathBuf)

Indicates that there is no entry on specified path

UnknownError(String)

Indicates that error occurred in C++ code

UnicodeChars(String)

Indicates that string contains non ascii characters

Trait Implementations

impl Debug for CvError

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

Formats the value using the given formatter.

impl Display for CvError

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

Formats the value using the given formatter.

impl Fail for CvError

fn name(&self) -> Option<&str>

Returns the “name” of the error.

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

Returns a reference to the underlying cause of this failure, if it is an error that wraps other errors.

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

Returns a reference to the Backtrace carried by this failure, if it carries one.

pub fn context<D>(self, context: D) -> Context<D> where
    D: Display + Send + Sync + 'static, 

Provides context for this failure.

pub fn compat(self) -> Compat<Self>

Wraps this failure in a compatibility wrapper that implements std::error::Error.