buffa-types 0.4.0

Protobuf well-known types for buffa
Documentation 
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// @generated by buffa-codegen. DO NOT EDIT.
// source: google/protobuf/empty.proto

/// A generic empty message that you can re-use to avoid defining duplicated
/// empty messages in your APIs.
///
/// Example usage: gRPC uses google.protobuf.Empty as the input and output
/// type for RPCs defined as returning or accepting "nothing":
///
/// ```text
/// rpc Bar(google.protobuf.Empty) returns (google.protobuf.Empty);
/// ```
#[derive(Clone, Debug, Default)]
pub struct EmptyView<'a> {
    pub __buffa_unknown_fields: ::buffa::UnknownFieldsView<'a>,
}
impl<'a> EmptyView<'a> {
    /// Decode from `buf`, enforcing a recursion depth limit for nested messages.
    ///
    /// Called by [`::buffa::MessageView::decode_view`] with [`::buffa::RECURSION_LIMIT`]
    /// and by generated sub-message decode arms with `depth - 1`.
    ///
    /// **Not part of the public API.** Named with a leading underscore to
    /// signal that it is for generated-code use only.
    #[doc(hidden)]
    pub fn _decode_depth(
        buf: &'a [u8],
        depth: u32,
    ) -> ::core::result::Result<Self, ::buffa::DecodeError> {
        let mut view = Self::default();
        view._merge_into_view(buf, depth)?;
        ::core::result::Result::Ok(view)
    }
    /// Merge fields from `buf` into this view (proto merge semantics).
    ///
    /// Repeated fields append; singular fields last-wins; singular
    /// MESSAGE fields merge recursively. Used by sub-message decode
    /// arms when the same field appears multiple times on the wire.
    ///
    /// **Not part of the public API.**
    #[doc(hidden)]
    pub fn _merge_into_view(
        &mut self,
        buf: &'a [u8],
        depth: u32,
    ) -> ::core::result::Result<(), ::buffa::DecodeError> {
        let _ = depth;
        #[allow(unused_variables)]
        let view = self;
        let mut cur: &'a [u8] = buf;
        while !cur.is_empty() {
            let before_tag = cur;
            let tag = ::buffa::encoding::Tag::decode(&mut cur)?;
            match tag.field_number() {
                _ => {
                    ::buffa::encoding::skip_field_depth(tag, &mut cur, depth)?;
                    let span_len = before_tag.len() - cur.len();
                    view.__buffa_unknown_fields.push_raw(&before_tag[..span_len]);
                }
            }
        }
        ::core::result::Result::Ok(())
    }
}
impl<'a> ::buffa::MessageView<'a> for EmptyView<'a> {
    type Owned = super::super::Empty;
    fn decode_view(buf: &'a [u8]) -> ::core::result::Result<Self, ::buffa::DecodeError> {
        Self::_decode_depth(buf, ::buffa::RECURSION_LIMIT)
    }
    fn decode_view_with_limit(
        buf: &'a [u8],
        depth: u32,
    ) -> ::core::result::Result<Self, ::buffa::DecodeError> {
        Self::_decode_depth(buf, depth)
    }
    /// Convert this view to the owned message type.
    #[allow(clippy::redundant_closure, clippy::useless_conversion)]
    #[allow(clippy::needless_update)]
    fn to_owned_message(&self) -> super::super::Empty {
        #[allow(unused_imports)]
        use ::buffa::alloc::string::ToString as _;
        super::super::Empty {
            __buffa_unknown_fields: self
                .__buffa_unknown_fields
                .to_owned()
                .unwrap_or_default()
                .into(),
            ..::core::default::Default::default()
        }
    }
}
impl<'a> ::buffa::ViewEncode<'a> for EmptyView<'a> {
    #[allow(clippy::needless_borrow, clippy::let_and_return)]
    fn compute_size(&self, _cache: &mut ::buffa::SizeCache) -> u32 {
        #[allow(unused_imports)]
        use ::buffa::Enumeration as _;
        let mut size = 0u32;
        size += self.__buffa_unknown_fields.encoded_len() as u32;
        size
    }
    #[allow(clippy::needless_borrow)]
    fn write_to(
        &self,
        _cache: &mut ::buffa::SizeCache,
        buf: &mut impl ::buffa::bytes::BufMut,
    ) {
        #[allow(unused_imports)]
        use ::buffa::Enumeration as _;
        self.__buffa_unknown_fields.write_to(buf);
    }
}
impl<'v> ::buffa::DefaultViewInstance for EmptyView<'v> {
    fn default_view_instance<'a>() -> &'a Self
    where
        Self: 'a,
    {
        static VALUE: ::buffa::__private::OnceBox<EmptyView<'static>> = ::buffa::__private::OnceBox::new();
        VALUE
            .get_or_init(|| ::buffa::alloc::boxed::Box::new(
                <EmptyView<'static>>::default(),
            ))
    }
}