DioxusLabs/dioxus · error

Self type is not supported

Error message

Self type is not supported

What it means

Error "Self type is not supported" thrown in DioxusLabs/dioxus.

Source

Thrown at packages/fullstack-macro/src/lib.rs:850

                if let FnArg::Typed(pat_type) = item {
                    if let syn::Pat::Ident(pat_ident) = &*pat_type.pat
                        && (self.path_params.iter().any(|(_slash, path_param)| {
                            if let Some((path_ident, _ty)) = path_param.capture() {
                                path_ident == &pat_ident.ident
                            } else {
                                false
                            }
                        }) || self
                            .query_params
                            .iter()
                            .any(|query| query.binding == pat_ident.ident))
                    {
                        return None;
                    }

                    Some((i, pat_type.clone()))
                } else {
                    unimplemented!("Self type is not supported")
                }
            })
            .collect()
    }

    pub(crate) fn to_doc_comments(&self) -> TokenStream2 {
        let mut doc = format!(
            "# Handler information
- Method: `{}`
- Path: `{}`",
            self.method.to_axum_method_name(),
            self.route_lit
                .as_ref()
                .map(|lit| lit.value())
                .unwrap_or_else(|| "<auto>".into()),
        );

        if let Some(options) = &self.oapi_options {

View on GitHub (pinned to 393d190a80)

When it happens

Trigger: Thrown at packages/fullstack-macro/src/lib.rs:850 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of DioxusLabs/dioxus@393d190a80 (2026-08-16). Data as JSON: /api/errors/5f0a13de9d27a7b1. Report an issue: GitHub.