Method error_encoding

crates/vm/src/codecs.rs:652–683

(&self, range: Range<StrSize>, reason: Option<&str>)

    }

    fn error_encoding(&self, range: Range<StrSize>, reason: Option<&str>) -> Self::Error {
        let vm = self.vm;
        match self.exception.get() {
            Some(exc) => {
                match update_unicode_error_attrs(
                    exc.as_object(),
                    range.start.chars,
                    range.end.chars,
                    reason,
                    vm,
                ) {
                    Ok(()) => exc.clone(),
                    Err(e) => e,
                }
            }
            None => self
                .exception
                .get_or_init(|| {
                    let reason = reason.expect(
                        "should only ever pass reason: None if an exception is already set",
                    );
                    vm.new_unicode_encode_error_real(
                        vm.ctx.new_str(self.encoding),
                        self.data.to_owned(),
                        range.start.chars,
                        range.end.chars,
                        vm.ctx.new_str(reason),
                    )
                })
                .clone(),
        }
    }
}

pub struct PyDecodeContext<'a> {