Method member_name

crates/derive-impl/src/pyclass.rs:1703–1739

(&self)

impl MemberItemMeta {
    fn member_name(&self) -> Result<(String, MemberItemKind)> {
        let inner = self.inner();
        let sig_name = inner.item_name();
        let extract_prefix_name = |prefix, item_typ| {
            if let Some(name) = sig_name.strip_prefix(prefix) {
                if name.is_empty() {
                    Err(err_span!(
                        inner.meta_ident,
                        r#"A #[{}({typ})] fn with a {prefix}* name must \
                         have something after "{prefix}""#,
                        inner.meta_name(),
                        typ = item_typ,
                        prefix = prefix
                    ))
                } else {
                    Ok(name.to_owned())
                }
            } else {
                Err(err_span!(
                    inner.meta_ident,
                    r#"A #[{}(setter)] fn must either have a `name` \
                     parameter or a fn name along the lines of "set_*""#,
                    inner.meta_name()
                ))
            }
        };
        let kind = if inner._bool("setter")? {
            MemberItemKind::Set
        } else {
            MemberItemKind::Get
        };
        let name = match kind {
            MemberItemKind::Get => sig_name,
            MemberItemKind::Set => extract_prefix_name("set_", "setter")?,
        };
        Ok((name, kind))
    }

    fn member_kind(&self) -> Result<Option<String>> {
        let inner = self.inner();