Enum regex::Error

pub enum Error {
    Syntax(Error),
    CompiledTooBig(usize),
    InvalidSet,
    // some variants omitted
}

An error that occurred during parsing or compiling a regular expression.

Variants

Syntax(Error)

A syntax error.

CompiledTooBig(usize)

The compiled program exceeded the set size limit. The argument is the size limit imposed.

InvalidSet

DEPRECATED: Will be removed on next major version bump.

This error is no longer used. (A RegexSet can now contain zero or more regular expressions.)

Trait Implementations

impl Debug for Error

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

Formats the value using the given formatter.

impl Display for Error

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

Formats the value using the given formatter.

impl Error for Error

fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

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

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

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 occurred.

impl From<Error> for Error

fn from(err: Error) -> Error

Performs the conversion.