serde/test_suite/tests/expand/void.expanded.rs

use serde::{Deserialize, Serialize};
enum Void {}
#[doc(hidden)]
#[allow(non_upper_case_globals, unused_attributes, unused_qualifications)]
const _: () = {
    #[allow(unused_extern_crates, clippy::useless_attribute)]
    extern crate serde as _serde;
    #[automatically_derived]
    impl _serde::Serialize for Void {
        fn serialize<__S>(
            &self,
            __serializer: __S,
        ) -> _serde::__private::Result<__S::Ok, __S::Error>
        where
            __S: _serde::Serializer,
        {
            match *self {}
        }
    }
};
#[doc(hidden)]
#[allow(non_upper_case_globals, unused_attributes, unused_qualifications)]
const _: () = {
    #[allow(unused_extern_crates, clippy::useless_attribute)]
    extern crate serde as _serde;
    #[automatically_derived]
    impl<'de> _serde::Deserialize<'de> for Void {
        fn deserialize<__D>(
            __deserializer: __D,
        ) -> _serde::__private::Result<Self, __D::Error>
        where
            __D: _serde::Deserializer<'de>,
        {
            #[allow(non_camel_case_types)]
            enum __Field {}
            struct __FieldVisitor;
            impl<'de> _serde::de::Visitor<'de> for __FieldVisitor {
                type Value = __Field;
                fn expecting(
                    &self,
                    __formatter: &mut _serde::__private::Formatter,
                ) -> _serde::__private::fmt::Result {
                    _serde::__private::Formatter::write_str(
                        __formatter,
                        "variant identifier",
                    )
                }
                fn visit_u64<__E>(
                    self,
                    __value: u64,
                ) -> _serde::__private::Result<Self::Value, __E>
                where
                    __E: _serde::de::Error,
                {
                    match __value {
                        _ => {
                            _serde::__private::Err(
                                _serde::de::Error::invalid_value(
                                    _serde::de::Unexpected::Unsigned(__value),
                                    &"variant index 0 <= i < 0",
                                ),
                            )
                        }
                    }
                }
                fn visit_str<__E>(
                    self,
                    __value: &str,
                ) -> _serde::__private::Result<Self::Value, __E>
                where
                    __E: _serde::de::Error,
                {
                    match __value {
                        _ => {
                            _serde::__private::Err(
                                _serde::de::Error::unknown_variant(__value, VARIANTS),
                            )
                        }
                    }
                }
                fn visit_bytes<__E>(
                    self,
                    __value: &[u8],
                ) -> _serde::__private::Result<Self::Value, __E>
                where
                    __E: _serde::de::Error,
                {
                    match __value {
                        _ => {
                            let __value = &_serde::__private::from_utf8_lossy(__value);
                            _serde::__private::Err(
                                _serde::de::Error::unknown_variant(__value, VARIANTS),
                            )
                        }
                    }
                }
            }
            impl<'de> _serde::Deserialize<'de> for __Field {
                #[inline]
                fn deserialize<__D>(
                    __deserializer: __D,
                ) -> _serde::__private::Result<Self, __D::Error>
                where
                    __D: _serde::Deserializer<'de>,
                {
                    _serde::Deserializer::deserialize_identifier(
                        __deserializer,
                        __FieldVisitor,
                    )
                }
            }
            struct __Visitor<'de> {
                marker: _serde::__private::PhantomData<Void>,
                lifetime: _serde::__private::PhantomData<&'de ()>,
            }
            impl<'de> _serde::de::Visitor<'de> for __Visitor<'de> {
                type Value = Void;
                fn expecting(
                    &self,
                    __formatter: &mut _serde::__private::Formatter,
                ) -> _serde::__private::fmt::Result {
                    _serde::__private::Formatter::write_str(__formatter, "enum Void")
                }
                fn visit_enum<__A>(
                    self,
                    __data: __A,
                ) -> _serde::__private::Result<Self::Value, __A::Error>
                where
                    __A: _serde::de::EnumAccess<'de>,
                {
                    _serde::__private::Result::map(
                        _serde::de::EnumAccess::variant::<__Field>(__data),
                        |(__impossible, _)| match __impossible {},
                    )
                }
            }
            const VARIANTS: &'static [&'static str] = &[];
            _serde::Deserializer::deserialize_enum(
                __deserializer,
                "Void",
                VARIANTS,
                __Visitor {
                    marker: _serde::__private::PhantomData::<Void>,
                    lifetime: _serde::__private::PhantomData,
                },
            )
        }
    }
};