Function to_error

std/re/src/lib.rs:74–79

Routes engine errors to the matching host exception kind. */

(e: ReError)

    /* Routes engine errors to the matching host exception kind. */
    fn to_error(e: ReError) -> Error {
        match e {
            ReError::Syntax(m) => Error::Value(m), // bad pattern is a ValueError
            ReError::TooComplex(m) => Error::Runtime(m), // degradation is a RuntimeError
        }
    }

    fn rx<T>(r: core::result::Result<T, ReError>) -> Result<T> {
        r.map_err(to_error)