Enum proptest::string::Error

pub enum Error {
    RegexSyntax(ParseError),
    UnsupportedRegex(&'static str),
}

Errors which may occur when preparing a regular expression for use with string generation.

Variants

RegexSyntax(ParseError)

The string passed as the regex was not syntactically valid.

UnsupportedRegex(&'static str)

The regex was syntactically valid, but contains elements not supported by proptest.

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, fmt: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for Error

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

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

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

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

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

pub fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

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

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

impl From<Error> for Error

fn from(err: ParseError) -> Error

Performs the conversion.