Function custom_error

src/debug_utils/generic_function/parse.rs:38–45

Helper function to emit a custom error at the given span.

(span: Span<'_>, msg: &str)

/// Helper function to emit a custom error at the given span.
fn custom_error(span: Span<'_>, msg: &str) -> Error<Rule> {
    Error::new_from_span(
        ErrorVariant::<Rule>::CustomError {
            message: msg.into(),
        },
        span,
    )
}

fn parse_number<T: FromStr>(pair: Pair<'_, Rule>) -> Result<T> {
    Ok(pair.as_str().parse().map_err(|_| {