// @generated by Thrift for thrift/compiler/test/fixtures/inheritance/src/module.thrift
// This file is probably not the place you want to edit!

//! Server definitions for `module`.

#![recursion_limit = "100000000"]
#![allow(non_camel_case_types, non_snake_case, non_upper_case_globals, unused_crate_dependencies, unused_imports, clippy::all)]

#[doc(inline)]
pub use :: as types;

pub mod errors {
    #[doc(inline)]
    pub use ::::services::my_root;
    #[doc(inline)]
    #[allow(ambiguous_glob_reexports)]
    pub use ::::services::my_root::*;

    #[doc(inline)]
    pub use ::::services::my_node;
    #[doc(inline)]
    #[allow(ambiguous_glob_reexports)]
    pub use ::::services::my_node::*;

    #[doc(inline)]
    pub use ::::services::my_leaf;
    #[doc(inline)]
    #[allow(ambiguous_glob_reexports)]
    pub use ::::services::my_leaf::*;
}

pub(crate) use crate as server;
pub(crate) use ::::services;


#[::async_trait::async_trait]
pub trait MyRoot: ::std::marker::Send + ::std::marker::Sync + 'static {
    async fn do_root(
        &self,
    ) -> ::std::result::Result<(), crate::services::my_root::DoRootExn> {
        ::std::result::Result::Err(crate::services::my_root::DoRootExn::ApplicationException(
            ::fbthrift::ApplicationException::unimplemented_method(
                "MyRoot",
                "do_root",
            ),
        ))
    }
}

#[::async_trait::async_trait]
impl<T> MyRoot for ::std::boxed::Box<T>
where
    T: MyRoot + Send + Sync + ?Sized,
{
    async fn do_root(
        &self,
    ) -> ::std::result::Result<(), crate::services::my_root::DoRootExn> {
        (**self).do_root(
        ).await
    }
}

#[::async_trait::async_trait]
impl<T> MyRoot for ::std::sync::Arc<T>
where
    T: MyRoot + Send + Sync + ?Sized,
{
    async fn do_root(
        &self,
    ) -> ::std::result::Result<(), crate::services::my_root::DoRootExn> {
        (**self).do_root(
        ).await
    }
}


/// Processor for MyRoot's methods.
#[derive(Clone, Debug)]
pub struct MyRootProcessor<P, H, R, RS> {
    service: H,
    supa: ::fbthrift::NullServiceProcessor<P, R, RS>,
    _phantom: ::std::marker::PhantomData<(P, H, R, RS)>,
}

struct Args_MyRoot_do_root {
}

impl<P: ::fbthrift::ProtocolReader> ::fbthrift::Deserialize<P> for self::Args_MyRoot_do_root {
    #[inline]
    #[::tracing::instrument(skip_all, level = "trace", name = "deserialize_args", fields(method = "MyRoot.do_root"))]
    fn read(p: &mut P) -> ::anyhow::Result<Self> {
        static ARGS: &[::fbthrift::Field] = &[
        ];
        let _ = p.read_struct_begin(|_| ())?;
        loop {
            let (_, fty, fid) = p.read_field_begin(|_| (), ARGS)?;
            match (fty, fid as ::std::primitive::i32) {
                (::fbthrift::TType::Stop, _) => break,
                (fty, _) => p.skip(fty)?,
            }
            p.read_field_end()?;
        }
        p.read_struct_end()?;
        ::std::result::Result::Ok(Self {
        })
    }
}


impl<P, H, R, RS> MyRootProcessor<P, H, R, RS>
where
    P: ::fbthrift::Protocol + ::std::marker::Send + ::std::marker::Sync + 'static,
    P::Frame: ::std::marker::Send + 'static,
    P::Deserializer: ::std::marker::Send,
    H: MyRoot,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<P::Frame, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = <P as ::fbthrift::Protocol>::Frame>
        + ::std::marker::Send + ::std::marker::Sync,
    ::fbthrift::ProtocolDecoded<P>: ::std::clone::Clone,
    ::fbthrift::ProtocolEncodedFinal<P>: ::std::clone::Clone + ::fbthrift::BufExt,
{
    pub fn new(service: H) -> Self {
        Self {
            service,
            supa: ::fbthrift::NullServiceProcessor::new(),
            _phantom: ::std::marker::PhantomData,
        }
    }

    pub fn into_inner(self) -> H {
        self.service
    }

    #[::tracing::instrument(skip_all, name = "handler", fields(method = "MyRoot.do_root"))]
    async fn handle_do_root<'a>(
        &'a self,
        p: &'a mut P::Deserializer,
        req: ::fbthrift::ProtocolDecoded<P>,
        req_ctxt: &R,
        reply_state: ::std::sync::Arc<RS>,
        _seqid: ::std::primitive::u32,
    ) -> ::anyhow::Result<()> {
        use ::const_cstr::const_cstr;
        use ::futures::FutureExt as _;

        const_cstr! {
            SERVICE_NAME = "MyRoot";
            METHOD_NAME = "do_root";
            SERVICE_METHOD_NAME = "MyRoot.do_root";
        }
        let mut ctx_stack = req_ctxt.get_context_stack(
            SERVICE_NAME.as_cstr(),
            SERVICE_METHOD_NAME.as_cstr(),
        )?;
        ::fbthrift::ContextStack::pre_read(&mut ctx_stack)?;
        let _args: self::Args_MyRoot_do_root = ::fbthrift::Deserialize::read(p)?;
        let bytes_read = ::fbthrift::help::buf_len(&req)?;
        ::fbthrift::ContextStack::on_read_data(&mut ctx_stack, ::fbthrift::SerializedMessage {
            protocol: P::PROTOCOL_ID,
            method_name: METHOD_NAME.as_cstr(),
            buffer: req,
        })?;
        ::fbthrift::ContextStack::post_read(&mut ctx_stack, bytes_read)?;

        let res = ::std::panic::AssertUnwindSafe(
            self.service.do_root(
            )
        )
        .catch_unwind()
        .await;

        // nested results - panic catch on the outside, method on the inside
        let res = match res {
            ::std::result::Result::Ok(::std::result::Result::Ok(res)) => {
                ::tracing::trace!(method = "MyRoot.do_root", "success");
                ::std::result::Result::Ok(res)
            }
            ::std::result::Result::Ok(::std::result::Result::Err(exn)) => {
                ::tracing::info!(method = "MyRoot.do_root", exception = ?exn);
                ::std::result::Result::Err(exn)
            }
            ::std::result::Result::Err(exn) => {
                let aexn = ::fbthrift::ApplicationException::handler_panic("MyRoot.do_root", exn);
                ::tracing::error!(method = "MyRoot.do_root", panic = ?aexn);
                ::std::result::Result::Err(crate::services::my_root::DoRootExn::ApplicationException(aexn))
            }
        };

        let env = ::fbthrift::help::serialize_result_envelope::<P, R, crate::services::my_root::DoRootExn>(
            "do_root",
            METHOD_NAME.as_cstr(),
            _seqid,
            req_ctxt,
            &mut ctx_stack,
            res,
        )?;
        reply_state.send_reply(env);
        Ok(())
    }
}

#[::async_trait::async_trait]
impl<P, H, R, RS> ::fbthrift::ServiceProcessor<P> for MyRootProcessor<P, H, R, RS>
where
    P: ::fbthrift::Protocol + ::std::marker::Send + ::std::marker::Sync + 'static,
    P::Deserializer: ::std::marker::Send,
    H: MyRoot,
    P::Frame: ::std::marker::Send + 'static,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = <P as ::fbthrift::Protocol>::Frame>
        + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<P::Frame, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    ::fbthrift::ProtocolDecoded<P>: ::std::clone::Clone,
    ::fbthrift::ProtocolEncodedFinal<P>: ::std::clone::Clone + ::fbthrift::BufExt,
{
    type RequestContext = R;
    type ReplyState = RS;

    #[inline]
    fn method_idx(&self, name: &[::std::primitive::u8]) -> ::std::result::Result<::std::primitive::usize, ::fbthrift::ApplicationException> {
        match name {
            b"do_root" => ::std::result::Result::Ok(0usize),
            _ => ::std::result::Result::Err(::fbthrift::ApplicationException::unknown_method()),
        }
    }

    #[allow(clippy::match_single_binding)]
    async fn handle_method(
        &self,
        idx: ::std::primitive::usize,
        _p: &mut P::Deserializer,
        _req: ::fbthrift::ProtocolDecoded<P>,
        _req_ctxt: &R,
        _reply_state: ::std::sync::Arc<RS>,
        _seqid: ::std::primitive::u32,
    ) -> ::anyhow::Result<()> {
        match idx {
            0usize => {
                self.handle_do_root(_p, _req, _req_ctxt, _reply_state, _seqid).await
            }
            bad => panic!(
                "{}: unexpected method idx {}",
                "MyRootProcessor",
                bad
            ),
        }
    }

    #[allow(clippy::match_single_binding)]
    #[inline]
    fn create_interaction_idx(&self, name: &str) -> ::anyhow::Result<::std::primitive::usize> {
        match name {
            _ => ::anyhow::bail!("Unknown interaction"),
        }
    }

    #[allow(clippy::match_single_binding)]
    fn handle_create_interaction(
        &self,
        idx: ::std::primitive::usize,
    ) -> ::anyhow::Result<
        ::std::sync::Arc<dyn ::fbthrift::ThriftService<P::Frame, Handler = (), RequestContext = Self::RequestContext, ReplyState = Self::ReplyState> + ::std::marker::Send + 'static>
    > {
        match idx {
            bad => panic!(
                "{}: unexpected method idx {}",
                "MyRootProcessor",
                bad
            ),
        }
    }

    async fn handle_on_termination(&self) {
    }
}

#[::async_trait::async_trait]
impl<P, H, R, RS> ::fbthrift::ThriftService<P::Frame> for MyRootProcessor<P, H, R, RS>
where
    P: ::fbthrift::Protocol + ::std::marker::Send + ::std::marker::Sync + 'static,
    P::Deserializer: ::std::marker::Send,
    P::Frame: ::std::marker::Send + 'static,
    H: MyRoot,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = <P as ::fbthrift::Protocol>::Frame>
        + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<P::Frame, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    ::fbthrift::ProtocolDecoded<P>: ::std::clone::Clone,
    ::fbthrift::ProtocolEncodedFinal<P>: ::std::clone::Clone + ::fbthrift::BufExt,
{
    type Handler = H;
    type RequestContext = R;
    type ReplyState = RS;

    #[tracing::instrument(level="trace", skip_all, fields(service = "MyRoot"))]
    async fn call(
        &self,
        req: ::fbthrift::ProtocolDecoded<P>,
        req_ctxt: &R,
        reply_state: ::std::sync::Arc<RS>,
    ) -> ::anyhow::Result<()> {
        use ::fbthrift::{ProtocolReader as _, ServiceProcessor as _};
        let mut p = P::deserializer(req.clone());
        let (idx, mty, seqid) = p.read_message_begin(|name| self.method_idx(name))?;
        if mty != ::fbthrift::MessageType::Call {
            return ::std::result::Result::Err(::std::convert::From::from(::fbthrift::ApplicationException::new(
                ::fbthrift::ApplicationExceptionErrorCode::InvalidMessageType,
                format!("message type {:?} not handled", mty)
            )));
        }
        let idx = match idx {
            ::std::result::Result::Ok(idx) => idx,
            ::std::result::Result::Err(_) => {
                return self.supa.call(req, req_ctxt, reply_state).await;
            }
        };
        self.handle_method(idx, &mut p, req, req_ctxt, reply_state, seqid).await?;
        p.read_message_end()?;

        Ok(())
    }

    fn create_interaction(
        &self,
        name: &str,
    ) -> ::anyhow::Result<
        ::std::sync::Arc<dyn ::fbthrift::ThriftService<P::Frame, Handler = (), RequestContext = R, ReplyState = RS> + ::std::marker::Send + 'static>
    > {
        use ::fbthrift::{ServiceProcessor as _};
        let idx = self.create_interaction_idx(name);
        let idx = match idx {
            ::anyhow::Result::Ok(idx) => idx,
            ::anyhow::Result::Err(_) => {
                return self.supa.create_interaction(name);
            }
        };
        self.handle_create_interaction(idx)
    }

    fn get_method_names(&self) -> &'static [&'static str] {
        &[
                // from MyRoot
                "do_root",
        ]
    }

    async fn on_termination(&self) {
        use ::fbthrift::{ServiceProcessor as _};
        self.handle_on_termination().await
    }
}

/// Construct a new instance of a MyRoot service.
///
/// This is called when a new instance of a Thrift service Processor
/// is needed for a particular Thrift protocol.
#[::tracing::instrument(level="debug", skip_all, fields(proto = ?proto))]
pub fn make_MyRoot_server<F, H, R, RS>(
    proto: ::fbthrift::ProtocolID,
    handler: H,
) -> ::std::result::Result<::std::boxed::Box<dyn ::fbthrift::ThriftService<F, Handler = H, RequestContext = R, ReplyState = RS> + ::std::marker::Send + 'static>, ::fbthrift::ApplicationException>
where
    F: ::fbthrift::Framing + ::std::marker::Send + ::std::marker::Sync + 'static,
    H: MyRoot,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = F> + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<F, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    ::fbthrift::FramingDecoded<F>: ::std::clone::Clone,
    ::fbthrift::FramingEncodedFinal<F>: ::std::clone::Clone + ::fbthrift::BufExt,
{
    match proto {
        ::fbthrift::ProtocolID::BinaryProtocol => {
            ::std::result::Result::Ok(::std::boxed::Box::new(MyRootProcessor::<::fbthrift::BinaryProtocol<F>, H, R, RS>::new(handler)))
        }
        ::fbthrift::ProtocolID::CompactProtocol => {
            ::std::result::Result::Ok(::std::boxed::Box::new(MyRootProcessor::<::fbthrift::CompactProtocol<F>, H, R, RS>::new(handler)))
        }
        bad => {
            ::tracing::error!(method = "MyRoot.", invalid_protocol = ?bad);
            ::std::result::Result::Err(::fbthrift::ApplicationException::invalid_protocol(bad))
        }
    }
}

#[::async_trait::async_trait]
pub trait MyNode: ::std::marker::Send + ::std::marker::Sync + 'static {
    async fn do_mid(
        &self,
    ) -> ::std::result::Result<(), crate::services::my_node::DoMidExn> {
        ::std::result::Result::Err(crate::services::my_node::DoMidExn::ApplicationException(
            ::fbthrift::ApplicationException::unimplemented_method(
                "MyNode",
                "do_mid",
            ),
        ))
    }
}

#[::async_trait::async_trait]
impl<T> MyNode for ::std::boxed::Box<T>
where
    T: MyNode + Send + Sync + ?Sized,
{
    async fn do_mid(
        &self,
    ) -> ::std::result::Result<(), crate::services::my_node::DoMidExn> {
        (**self).do_mid(
        ).await
    }
}

#[::async_trait::async_trait]
impl<T> MyNode for ::std::sync::Arc<T>
where
    T: MyNode + Send + Sync + ?Sized,
{
    async fn do_mid(
        &self,
    ) -> ::std::result::Result<(), crate::services::my_node::DoMidExn> {
        (**self).do_mid(
        ).await
    }
}


/// Processor for MyNode's methods.
#[derive(Clone, Debug)]
pub struct MyNodeProcessor<P, H, R, RS, SS> {
    service: H,
    supa: SS,
    _phantom: ::std::marker::PhantomData<(P, H, R, RS)>,
}

struct Args_MyNode_do_mid {
}

impl<P: ::fbthrift::ProtocolReader> ::fbthrift::Deserialize<P> for self::Args_MyNode_do_mid {
    #[inline]
    #[::tracing::instrument(skip_all, level = "trace", name = "deserialize_args", fields(method = "MyNode.do_mid"))]
    fn read(p: &mut P) -> ::anyhow::Result<Self> {
        static ARGS: &[::fbthrift::Field] = &[
        ];
        let _ = p.read_struct_begin(|_| ())?;
        loop {
            let (_, fty, fid) = p.read_field_begin(|_| (), ARGS)?;
            match (fty, fid as ::std::primitive::i32) {
                (::fbthrift::TType::Stop, _) => break,
                (fty, _) => p.skip(fty)?,
            }
            p.read_field_end()?;
        }
        p.read_struct_end()?;
        ::std::result::Result::Ok(Self {
        })
    }
}


impl<P, H, R, RS, SS> MyNodeProcessor<P, H, R, RS, SS>
where
    P: ::fbthrift::Protocol + ::std::marker::Send + ::std::marker::Sync + 'static,
    P::Frame: ::std::marker::Send + 'static,
    P::Deserializer: ::std::marker::Send,
    H: MyNode,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<P::Frame, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = <P as ::fbthrift::Protocol>::Frame>
        + ::std::marker::Send + ::std::marker::Sync,
    ::fbthrift::ProtocolDecoded<P>: ::std::clone::Clone,
    ::fbthrift::ProtocolEncodedFinal<P>: ::std::clone::Clone + ::fbthrift::BufExt,
    SS: ::fbthrift::ThriftService<P::Frame>,
    SS::Handler: crate::MyRoot
{
    pub fn new(service: H, supa: SS) -> Self {
        Self {
            service,
            supa,
            _phantom: ::std::marker::PhantomData,
        }
    }

    pub fn into_inner(self) -> H {
        self.service
    }

    #[::tracing::instrument(skip_all, name = "handler", fields(method = "MyNode.do_mid"))]
    async fn handle_do_mid<'a>(
        &'a self,
        p: &'a mut P::Deserializer,
        req: ::fbthrift::ProtocolDecoded<P>,
        req_ctxt: &R,
        reply_state: ::std::sync::Arc<RS>,
        _seqid: ::std::primitive::u32,
    ) -> ::anyhow::Result<()> {
        use ::const_cstr::const_cstr;
        use ::futures::FutureExt as _;

        const_cstr! {
            SERVICE_NAME = "MyNode";
            METHOD_NAME = "do_mid";
            SERVICE_METHOD_NAME = "MyNode.do_mid";
        }
        let mut ctx_stack = req_ctxt.get_context_stack(
            SERVICE_NAME.as_cstr(),
            SERVICE_METHOD_NAME.as_cstr(),
        )?;
        ::fbthrift::ContextStack::pre_read(&mut ctx_stack)?;
        let _args: self::Args_MyNode_do_mid = ::fbthrift::Deserialize::read(p)?;
        let bytes_read = ::fbthrift::help::buf_len(&req)?;
        ::fbthrift::ContextStack::on_read_data(&mut ctx_stack, ::fbthrift::SerializedMessage {
            protocol: P::PROTOCOL_ID,
            method_name: METHOD_NAME.as_cstr(),
            buffer: req,
        })?;
        ::fbthrift::ContextStack::post_read(&mut ctx_stack, bytes_read)?;

        let res = ::std::panic::AssertUnwindSafe(
            self.service.do_mid(
            )
        )
        .catch_unwind()
        .await;

        // nested results - panic catch on the outside, method on the inside
        let res = match res {
            ::std::result::Result::Ok(::std::result::Result::Ok(res)) => {
                ::tracing::trace!(method = "MyNode.do_mid", "success");
                ::std::result::Result::Ok(res)
            }
            ::std::result::Result::Ok(::std::result::Result::Err(exn)) => {
                ::tracing::info!(method = "MyNode.do_mid", exception = ?exn);
                ::std::result::Result::Err(exn)
            }
            ::std::result::Result::Err(exn) => {
                let aexn = ::fbthrift::ApplicationException::handler_panic("MyNode.do_mid", exn);
                ::tracing::error!(method = "MyNode.do_mid", panic = ?aexn);
                ::std::result::Result::Err(crate::services::my_node::DoMidExn::ApplicationException(aexn))
            }
        };

        let env = ::fbthrift::help::serialize_result_envelope::<P, R, crate::services::my_node::DoMidExn>(
            "do_mid",
            METHOD_NAME.as_cstr(),
            _seqid,
            req_ctxt,
            &mut ctx_stack,
            res,
        )?;
        reply_state.send_reply(env);
        Ok(())
    }
}

#[::async_trait::async_trait]
impl<P, H, R, RS, SS> ::fbthrift::ServiceProcessor<P> for MyNodeProcessor<P, H, R, RS, SS>
where
    P: ::fbthrift::Protocol + ::std::marker::Send + ::std::marker::Sync + 'static,
    P::Deserializer: ::std::marker::Send,
    H: MyNode,
    SS: ::fbthrift::ThriftService<P::Frame>,
    SS::Handler: crate::MyRoot,
    P::Frame: ::std::marker::Send + 'static,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = <P as ::fbthrift::Protocol>::Frame>
        + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<P::Frame, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    ::fbthrift::ProtocolDecoded<P>: ::std::clone::Clone,
    ::fbthrift::ProtocolEncodedFinal<P>: ::std::clone::Clone + ::fbthrift::BufExt,
{
    type RequestContext = R;
    type ReplyState = RS;

    #[inline]
    fn method_idx(&self, name: &[::std::primitive::u8]) -> ::std::result::Result<::std::primitive::usize, ::fbthrift::ApplicationException> {
        match name {
            b"do_mid" => ::std::result::Result::Ok(0usize),
            _ => ::std::result::Result::Err(::fbthrift::ApplicationException::unknown_method()),
        }
    }

    #[allow(clippy::match_single_binding)]
    async fn handle_method(
        &self,
        idx: ::std::primitive::usize,
        _p: &mut P::Deserializer,
        _req: ::fbthrift::ProtocolDecoded<P>,
        _req_ctxt: &R,
        _reply_state: ::std::sync::Arc<RS>,
        _seqid: ::std::primitive::u32,
    ) -> ::anyhow::Result<()> {
        match idx {
            0usize => {
                self.handle_do_mid(_p, _req, _req_ctxt, _reply_state, _seqid).await
            }
            bad => panic!(
                "{}: unexpected method idx {}",
                "MyNodeProcessor",
                bad
            ),
        }
    }

    #[allow(clippy::match_single_binding)]
    #[inline]
    fn create_interaction_idx(&self, name: &str) -> ::anyhow::Result<::std::primitive::usize> {
        match name {
            _ => ::anyhow::bail!("Unknown interaction"),
        }
    }

    #[allow(clippy::match_single_binding)]
    fn handle_create_interaction(
        &self,
        idx: ::std::primitive::usize,
    ) -> ::anyhow::Result<
        ::std::sync::Arc<dyn ::fbthrift::ThriftService<P::Frame, Handler = (), RequestContext = Self::RequestContext, ReplyState = Self::ReplyState> + ::std::marker::Send + 'static>
    > {
        match idx {
            bad => panic!(
                "{}: unexpected method idx {}",
                "MyNodeProcessor",
                bad
            ),
        }
    }

    async fn handle_on_termination(&self) {
    }
}

#[::async_trait::async_trait]
impl<P, H, R, RS, SS> ::fbthrift::ThriftService<P::Frame> for MyNodeProcessor<P, H, R, RS, SS>
where
    P: ::fbthrift::Protocol + ::std::marker::Send + ::std::marker::Sync + 'static,
    P::Deserializer: ::std::marker::Send,
    P::Frame: ::std::marker::Send + 'static,
    H: MyNode,
    SS: ::fbthrift::ThriftService<P::Frame, RequestContext = R, ReplyState = RS>,
    SS::Handler: crate::MyRoot,
    P::Frame: ::std::marker::Send + 'static,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = <P as ::fbthrift::Protocol>::Frame>
        + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<P::Frame, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    ::fbthrift::ProtocolDecoded<P>: ::std::clone::Clone,
    ::fbthrift::ProtocolEncodedFinal<P>: ::std::clone::Clone + ::fbthrift::BufExt,
{
    type Handler = H;
    type RequestContext = R;
    type ReplyState = RS;

    #[tracing::instrument(level="trace", skip_all, fields(service = "MyNode"))]
    async fn call(
        &self,
        req: ::fbthrift::ProtocolDecoded<P>,
        req_ctxt: &R,
        reply_state: ::std::sync::Arc<RS>,
    ) -> ::anyhow::Result<()> {
        use ::fbthrift::{ProtocolReader as _, ServiceProcessor as _};
        let mut p = P::deserializer(req.clone());
        let (idx, mty, seqid) = p.read_message_begin(|name| self.method_idx(name))?;
        if mty != ::fbthrift::MessageType::Call {
            return ::std::result::Result::Err(::std::convert::From::from(::fbthrift::ApplicationException::new(
                ::fbthrift::ApplicationExceptionErrorCode::InvalidMessageType,
                format!("message type {:?} not handled", mty)
            )));
        }
        let idx = match idx {
            ::std::result::Result::Ok(idx) => idx,
            ::std::result::Result::Err(_) => {
                return self.supa.call(req, req_ctxt, reply_state).await;
            }
        };
        self.handle_method(idx, &mut p, req, req_ctxt, reply_state, seqid).await?;
        p.read_message_end()?;

        Ok(())
    }

    fn create_interaction(
        &self,
        name: &str,
    ) -> ::anyhow::Result<
        ::std::sync::Arc<dyn ::fbthrift::ThriftService<P::Frame, Handler = (), RequestContext = R, ReplyState = RS> + ::std::marker::Send + 'static>
    > {
        use ::fbthrift::{ServiceProcessor as _};
        let idx = self.create_interaction_idx(name);
        let idx = match idx {
            ::anyhow::Result::Ok(idx) => idx,
            ::anyhow::Result::Err(_) => {
                return self.supa.create_interaction(name);
            }
        };
        self.handle_create_interaction(idx)
    }

    fn get_method_names(&self) -> &'static [&'static str] {
        &[
                // from MyRoot
                "do_root",
                // from MyNode
                "do_mid",
        ]
    }

    async fn on_termination(&self) {
        use ::fbthrift::{ServiceProcessor as _};
        self.handle_on_termination().await
    }
}

/// Construct a new instance of a MyNode service.
///
/// This is called when a new instance of a Thrift service Processor
/// is needed for a particular Thrift protocol.
#[::tracing::instrument(level="debug", skip_all, fields(proto = ?proto))]
pub fn make_MyNode_server<F, H, R, RS, SMAKE, SS>(
    proto: ::fbthrift::ProtocolID,
    handler: H,
    supa: SMAKE,
) -> ::std::result::Result<::std::boxed::Box<dyn ::fbthrift::ThriftService<F, Handler = H, RequestContext = R, ReplyState = RS> + ::std::marker::Send + 'static>, ::fbthrift::ApplicationException>
where
    F: ::fbthrift::Framing + ::std::marker::Send + ::std::marker::Sync + 'static,
    H: MyNode,
    SMAKE: ::std::ops::FnOnce(::fbthrift::ProtocolID) -> ::std::result::Result<SS, ::fbthrift::ApplicationException>,
    SS: ::fbthrift::ThriftService<F, RequestContext = R, ReplyState = RS>,
    SS::Handler: crate::MyRoot,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = F> + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<F, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    ::fbthrift::FramingDecoded<F>: ::std::clone::Clone,
    ::fbthrift::FramingEncodedFinal<F>: ::std::clone::Clone + ::fbthrift::BufExt,
{
    match proto {
        ::fbthrift::ProtocolID::BinaryProtocol => {
            ::std::result::Result::Ok(::std::boxed::Box::new(MyNodeProcessor::<::fbthrift::BinaryProtocol<F>, H, R, RS, SS>::new(handler, supa(proto)?)))
        }
        ::fbthrift::ProtocolID::CompactProtocol => {
            ::std::result::Result::Ok(::std::boxed::Box::new(MyNodeProcessor::<::fbthrift::CompactProtocol<F>, H, R, RS, SS>::new(handler, supa(proto)?)))
        }
        bad => {
            ::tracing::error!(method = "MyNode.", invalid_protocol = ?bad);
            ::std::result::Result::Err(::fbthrift::ApplicationException::invalid_protocol(bad))
        }
    }
}

#[::async_trait::async_trait]
pub trait MyLeaf: ::std::marker::Send + ::std::marker::Sync + 'static {
    async fn do_leaf(
        &self,
    ) -> ::std::result::Result<(), crate::services::my_leaf::DoLeafExn> {
        ::std::result::Result::Err(crate::services::my_leaf::DoLeafExn::ApplicationException(
            ::fbthrift::ApplicationException::unimplemented_method(
                "MyLeaf",
                "do_leaf",
            ),
        ))
    }
}

#[::async_trait::async_trait]
impl<T> MyLeaf for ::std::boxed::Box<T>
where
    T: MyLeaf + Send + Sync + ?Sized,
{
    async fn do_leaf(
        &self,
    ) -> ::std::result::Result<(), crate::services::my_leaf::DoLeafExn> {
        (**self).do_leaf(
        ).await
    }
}

#[::async_trait::async_trait]
impl<T> MyLeaf for ::std::sync::Arc<T>
where
    T: MyLeaf + Send + Sync + ?Sized,
{
    async fn do_leaf(
        &self,
    ) -> ::std::result::Result<(), crate::services::my_leaf::DoLeafExn> {
        (**self).do_leaf(
        ).await
    }
}


/// Processor for MyLeaf's methods.
#[derive(Clone, Debug)]
pub struct MyLeafProcessor<P, H, R, RS, SS> {
    service: H,
    supa: SS,
    _phantom: ::std::marker::PhantomData<(P, H, R, RS)>,
}

struct Args_MyLeaf_do_leaf {
}

impl<P: ::fbthrift::ProtocolReader> ::fbthrift::Deserialize<P> for self::Args_MyLeaf_do_leaf {
    #[inline]
    #[::tracing::instrument(skip_all, level = "trace", name = "deserialize_args", fields(method = "MyLeaf.do_leaf"))]
    fn read(p: &mut P) -> ::anyhow::Result<Self> {
        static ARGS: &[::fbthrift::Field] = &[
        ];
        let _ = p.read_struct_begin(|_| ())?;
        loop {
            let (_, fty, fid) = p.read_field_begin(|_| (), ARGS)?;
            match (fty, fid as ::std::primitive::i32) {
                (::fbthrift::TType::Stop, _) => break,
                (fty, _) => p.skip(fty)?,
            }
            p.read_field_end()?;
        }
        p.read_struct_end()?;
        ::std::result::Result::Ok(Self {
        })
    }
}


impl<P, H, R, RS, SS> MyLeafProcessor<P, H, R, RS, SS>
where
    P: ::fbthrift::Protocol + ::std::marker::Send + ::std::marker::Sync + 'static,
    P::Frame: ::std::marker::Send + 'static,
    P::Deserializer: ::std::marker::Send,
    H: MyLeaf,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<P::Frame, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = <P as ::fbthrift::Protocol>::Frame>
        + ::std::marker::Send + ::std::marker::Sync,
    ::fbthrift::ProtocolDecoded<P>: ::std::clone::Clone,
    ::fbthrift::ProtocolEncodedFinal<P>: ::std::clone::Clone + ::fbthrift::BufExt,
    SS: ::fbthrift::ThriftService<P::Frame>,
    SS::Handler: crate::MyNode
{
    pub fn new(service: H, supa: SS) -> Self {
        Self {
            service,
            supa,
            _phantom: ::std::marker::PhantomData,
        }
    }

    pub fn into_inner(self) -> H {
        self.service
    }

    #[::tracing::instrument(skip_all, name = "handler", fields(method = "MyLeaf.do_leaf"))]
    async fn handle_do_leaf<'a>(
        &'a self,
        p: &'a mut P::Deserializer,
        req: ::fbthrift::ProtocolDecoded<P>,
        req_ctxt: &R,
        reply_state: ::std::sync::Arc<RS>,
        _seqid: ::std::primitive::u32,
    ) -> ::anyhow::Result<()> {
        use ::const_cstr::const_cstr;
        use ::futures::FutureExt as _;

        const_cstr! {
            SERVICE_NAME = "MyLeaf";
            METHOD_NAME = "do_leaf";
            SERVICE_METHOD_NAME = "MyLeaf.do_leaf";
        }
        let mut ctx_stack = req_ctxt.get_context_stack(
            SERVICE_NAME.as_cstr(),
            SERVICE_METHOD_NAME.as_cstr(),
        )?;
        ::fbthrift::ContextStack::pre_read(&mut ctx_stack)?;
        let _args: self::Args_MyLeaf_do_leaf = ::fbthrift::Deserialize::read(p)?;
        let bytes_read = ::fbthrift::help::buf_len(&req)?;
        ::fbthrift::ContextStack::on_read_data(&mut ctx_stack, ::fbthrift::SerializedMessage {
            protocol: P::PROTOCOL_ID,
            method_name: METHOD_NAME.as_cstr(),
            buffer: req,
        })?;
        ::fbthrift::ContextStack::post_read(&mut ctx_stack, bytes_read)?;

        let res = ::std::panic::AssertUnwindSafe(
            self.service.do_leaf(
            )
        )
        .catch_unwind()
        .await;

        // nested results - panic catch on the outside, method on the inside
        let res = match res {
            ::std::result::Result::Ok(::std::result::Result::Ok(res)) => {
                ::tracing::trace!(method = "MyLeaf.do_leaf", "success");
                ::std::result::Result::Ok(res)
            }
            ::std::result::Result::Ok(::std::result::Result::Err(exn)) => {
                ::tracing::info!(method = "MyLeaf.do_leaf", exception = ?exn);
                ::std::result::Result::Err(exn)
            }
            ::std::result::Result::Err(exn) => {
                let aexn = ::fbthrift::ApplicationException::handler_panic("MyLeaf.do_leaf", exn);
                ::tracing::error!(method = "MyLeaf.do_leaf", panic = ?aexn);
                ::std::result::Result::Err(crate::services::my_leaf::DoLeafExn::ApplicationException(aexn))
            }
        };

        let env = ::fbthrift::help::serialize_result_envelope::<P, R, crate::services::my_leaf::DoLeafExn>(
            "do_leaf",
            METHOD_NAME.as_cstr(),
            _seqid,
            req_ctxt,
            &mut ctx_stack,
            res,
        )?;
        reply_state.send_reply(env);
        Ok(())
    }
}

#[::async_trait::async_trait]
impl<P, H, R, RS, SS> ::fbthrift::ServiceProcessor<P> for MyLeafProcessor<P, H, R, RS, SS>
where
    P: ::fbthrift::Protocol + ::std::marker::Send + ::std::marker::Sync + 'static,
    P::Deserializer: ::std::marker::Send,
    H: MyLeaf,
    SS: ::fbthrift::ThriftService<P::Frame>,
    SS::Handler: crate::MyNode,
    P::Frame: ::std::marker::Send + 'static,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = <P as ::fbthrift::Protocol>::Frame>
        + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<P::Frame, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    ::fbthrift::ProtocolDecoded<P>: ::std::clone::Clone,
    ::fbthrift::ProtocolEncodedFinal<P>: ::std::clone::Clone + ::fbthrift::BufExt,
{
    type RequestContext = R;
    type ReplyState = RS;

    #[inline]
    fn method_idx(&self, name: &[::std::primitive::u8]) -> ::std::result::Result<::std::primitive::usize, ::fbthrift::ApplicationException> {
        match name {
            b"do_leaf" => ::std::result::Result::Ok(0usize),
            _ => ::std::result::Result::Err(::fbthrift::ApplicationException::unknown_method()),
        }
    }

    #[allow(clippy::match_single_binding)]
    async fn handle_method(
        &self,
        idx: ::std::primitive::usize,
        _p: &mut P::Deserializer,
        _req: ::fbthrift::ProtocolDecoded<P>,
        _req_ctxt: &R,
        _reply_state: ::std::sync::Arc<RS>,
        _seqid: ::std::primitive::u32,
    ) -> ::anyhow::Result<()> {
        match idx {
            0usize => {
                self.handle_do_leaf(_p, _req, _req_ctxt, _reply_state, _seqid).await
            }
            bad => panic!(
                "{}: unexpected method idx {}",
                "MyLeafProcessor",
                bad
            ),
        }
    }

    #[allow(clippy::match_single_binding)]
    #[inline]
    fn create_interaction_idx(&self, name: &str) -> ::anyhow::Result<::std::primitive::usize> {
        match name {
            _ => ::anyhow::bail!("Unknown interaction"),
        }
    }

    #[allow(clippy::match_single_binding)]
    fn handle_create_interaction(
        &self,
        idx: ::std::primitive::usize,
    ) -> ::anyhow::Result<
        ::std::sync::Arc<dyn ::fbthrift::ThriftService<P::Frame, Handler = (), RequestContext = Self::RequestContext, ReplyState = Self::ReplyState> + ::std::marker::Send + 'static>
    > {
        match idx {
            bad => panic!(
                "{}: unexpected method idx {}",
                "MyLeafProcessor",
                bad
            ),
        }
    }

    async fn handle_on_termination(&self) {
    }
}

#[::async_trait::async_trait]
impl<P, H, R, RS, SS> ::fbthrift::ThriftService<P::Frame> for MyLeafProcessor<P, H, R, RS, SS>
where
    P: ::fbthrift::Protocol + ::std::marker::Send + ::std::marker::Sync + 'static,
    P::Deserializer: ::std::marker::Send,
    P::Frame: ::std::marker::Send + 'static,
    H: MyLeaf,
    SS: ::fbthrift::ThriftService<P::Frame, RequestContext = R, ReplyState = RS>,
    SS::Handler: crate::MyNode,
    P::Frame: ::std::marker::Send + 'static,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = <P as ::fbthrift::Protocol>::Frame>
        + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<P::Frame, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    ::fbthrift::ProtocolDecoded<P>: ::std::clone::Clone,
    ::fbthrift::ProtocolEncodedFinal<P>: ::std::clone::Clone + ::fbthrift::BufExt,
{
    type Handler = H;
    type RequestContext = R;
    type ReplyState = RS;

    #[tracing::instrument(level="trace", skip_all, fields(service = "MyLeaf"))]
    async fn call(
        &self,
        req: ::fbthrift::ProtocolDecoded<P>,
        req_ctxt: &R,
        reply_state: ::std::sync::Arc<RS>,
    ) -> ::anyhow::Result<()> {
        use ::fbthrift::{ProtocolReader as _, ServiceProcessor as _};
        let mut p = P::deserializer(req.clone());
        let (idx, mty, seqid) = p.read_message_begin(|name| self.method_idx(name))?;
        if mty != ::fbthrift::MessageType::Call {
            return ::std::result::Result::Err(::std::convert::From::from(::fbthrift::ApplicationException::new(
                ::fbthrift::ApplicationExceptionErrorCode::InvalidMessageType,
                format!("message type {:?} not handled", mty)
            )));
        }
        let idx = match idx {
            ::std::result::Result::Ok(idx) => idx,
            ::std::result::Result::Err(_) => {
                return self.supa.call(req, req_ctxt, reply_state).await;
            }
        };
        self.handle_method(idx, &mut p, req, req_ctxt, reply_state, seqid).await?;
        p.read_message_end()?;

        Ok(())
    }

    fn create_interaction(
        &self,
        name: &str,
    ) -> ::anyhow::Result<
        ::std::sync::Arc<dyn ::fbthrift::ThriftService<P::Frame, Handler = (), RequestContext = R, ReplyState = RS> + ::std::marker::Send + 'static>
    > {
        use ::fbthrift::{ServiceProcessor as _};
        let idx = self.create_interaction_idx(name);
        let idx = match idx {
            ::anyhow::Result::Ok(idx) => idx,
            ::anyhow::Result::Err(_) => {
                return self.supa.create_interaction(name);
            }
        };
        self.handle_create_interaction(idx)
    }

    fn get_method_names(&self) -> &'static [&'static str] {
        &[
                // from MyRoot
                "do_root",
                // from MyNode
                "do_mid",
                // from MyRoot
                "do_root",
                // from MyLeaf
                "do_leaf",
        ]
    }

    async fn on_termination(&self) {
        use ::fbthrift::{ServiceProcessor as _};
        self.handle_on_termination().await
    }
}

/// Construct a new instance of a MyLeaf service.
///
/// This is called when a new instance of a Thrift service Processor
/// is needed for a particular Thrift protocol.
#[::tracing::instrument(level="debug", skip_all, fields(proto = ?proto))]
pub fn make_MyLeaf_server<F, H, R, RS, SMAKE, SS>(
    proto: ::fbthrift::ProtocolID,
    handler: H,
    supa: SMAKE,
) -> ::std::result::Result<::std::boxed::Box<dyn ::fbthrift::ThriftService<F, Handler = H, RequestContext = R, ReplyState = RS> + ::std::marker::Send + 'static>, ::fbthrift::ApplicationException>
where
    F: ::fbthrift::Framing + ::std::marker::Send + ::std::marker::Sync + 'static,
    H: MyLeaf,
    SMAKE: ::std::ops::FnOnce(::fbthrift::ProtocolID) -> ::std::result::Result<SS, ::fbthrift::ApplicationException>,
    SS: ::fbthrift::ThriftService<F, RequestContext = R, ReplyState = RS>,
    SS::Handler: crate::MyNode,
    R: ::fbthrift::RequestContext<Name = ::std::ffi::CStr> + ::std::marker::Send + ::std::marker::Sync + 'static,
    <R as ::fbthrift::RequestContext>::ContextStack: ::fbthrift::ContextStack<Name = R::Name, Frame = F> + ::std::marker::Send + ::std::marker::Sync + 'static,
    RS: ::fbthrift::ReplyState<F, RequestContext = R> + ::std::marker::Send + ::std::marker::Sync + 'static,
    ::fbthrift::FramingDecoded<F>: ::std::clone::Clone,
    ::fbthrift::FramingEncodedFinal<F>: ::std::clone::Clone + ::fbthrift::BufExt,
{
    match proto {
        ::fbthrift::ProtocolID::BinaryProtocol => {
            ::std::result::Result::Ok(::std::boxed::Box::new(MyLeafProcessor::<::fbthrift::BinaryProtocol<F>, H, R, RS, SS>::new(handler, supa(proto)?)))
        }
        ::fbthrift::ProtocolID::CompactProtocol => {
            ::std::result::Result::Ok(::std::boxed::Box::new(MyLeafProcessor::<::fbthrift::CompactProtocol<F>, H, R, RS, SS>::new(handler, supa(proto)?)))
        }
        bad => {
            ::tracing::error!(method = "MyLeaf.", invalid_protocol = ?bad);
            ::std::result::Result::Err(::fbthrift::ApplicationException::invalid_protocol(bad))
        }
    }
}