use serde::{Deserialize, Serialize}; pub enum GenericEnum { Unit, NewType(T), Seq(T, U), Map { x: T, y: U }, } #[doc(hidden)] #[allow(non_upper_case_globals, unused_attributes, unused_qualifications)] const _: () = { #[allow(rust_2018_idioms, clippy::useless_attribute)] extern crate serde as _serde; #[automatically_derived] impl _serde::Serialize for GenericEnum where T: _serde::Serialize, U: _serde::Serialize, { fn serialize<__S>( &self, __serializer: __S, ) -> _serde::__private::Result<__S::Ok, __S::Error> where __S: _serde::Serializer, { match *self { GenericEnum::Unit => _serde::Serializer::serialize_unit_variant( __serializer, "GenericEnum", 0u32, "Unit", ), GenericEnum::NewType(ref __field0) => { _serde::Serializer::serialize_newtype_variant( __serializer, "GenericEnum", 1u32, "NewType", __field0, ) } GenericEnum::Seq(ref __field0, ref __field1) => { let mut __serde_state = match _serde::Serializer::serialize_tuple_variant( __serializer, "GenericEnum", 2u32, "Seq", 0 + 1 + 1, ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } }; match _serde::ser::SerializeTupleVariant::serialize_field( &mut __serde_state, __field0, ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } }; match _serde::ser::SerializeTupleVariant::serialize_field( &mut __serde_state, __field1, ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } }; _serde::ser::SerializeTupleVariant::end(__serde_state) } GenericEnum::Map { ref x, ref y } => { let mut __serde_state = match _serde::Serializer::serialize_struct_variant( __serializer, "GenericEnum", 3u32, "Map", 0 + 1 + 1, ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } }; match _serde::ser::SerializeStructVariant::serialize_field( &mut __serde_state, "x", x, ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } }; match _serde::ser::SerializeStructVariant::serialize_field( &mut __serde_state, "y", y, ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } }; _serde::ser::SerializeStructVariant::end(__serde_state) } } } } }; #[doc(hidden)] #[allow(non_upper_case_globals, unused_attributes, unused_qualifications)] const _: () = { #[allow(rust_2018_idioms, clippy::useless_attribute)] extern crate serde as _serde; #[automatically_derived] impl<'de, T, U> _serde::Deserialize<'de> for GenericEnum where T: _serde::Deserialize<'de>, U: _serde::Deserialize<'de>, { fn deserialize<__D>(__deserializer: __D) -> _serde::__private::Result where __D: _serde::Deserializer<'de>, { #[allow(non_camel_case_types)] enum __Field { __field0, __field1, __field2, __field3, } 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 where __E: _serde::de::Error, { match __value { 0u64 => _serde::__private::Ok(__Field::__field0), 1u64 => _serde::__private::Ok(__Field::__field1), 2u64 => _serde::__private::Ok(__Field::__field2), 3u64 => _serde::__private::Ok(__Field::__field3), _ => _serde::__private::Err(_serde::de::Error::invalid_value( _serde::de::Unexpected::Unsigned(__value), &"variant index 0 <= i < 4", )), } } fn visit_str<__E>( self, __value: &str, ) -> _serde::__private::Result where __E: _serde::de::Error, { match __value { "Unit" => _serde::__private::Ok(__Field::__field0), "NewType" => _serde::__private::Ok(__Field::__field1), "Seq" => _serde::__private::Ok(__Field::__field2), "Map" => _serde::__private::Ok(__Field::__field3), _ => _serde::__private::Err(_serde::de::Error::unknown_variant( __value, VARIANTS, )), } } fn visit_bytes<__E>( self, __value: &[u8], ) -> _serde::__private::Result where __E: _serde::de::Error, { match __value { b"Unit" => _serde::__private::Ok(__Field::__field0), b"NewType" => _serde::__private::Ok(__Field::__field1), b"Seq" => _serde::__private::Ok(__Field::__field2), b"Map" => _serde::__private::Ok(__Field::__field3), _ => { 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 where __D: _serde::Deserializer<'de>, { _serde::Deserializer::deserialize_identifier(__deserializer, __FieldVisitor) } } struct __Visitor<'de, T, U> where T: _serde::Deserialize<'de>, U: _serde::Deserialize<'de>, { marker: _serde::__private::PhantomData>, lifetime: _serde::__private::PhantomData<&'de ()>, } impl<'de, T, U> _serde::de::Visitor<'de> for __Visitor<'de, T, U> where T: _serde::Deserialize<'de>, U: _serde::Deserialize<'de>, { type Value = GenericEnum; fn expecting( &self, __formatter: &mut _serde::__private::Formatter, ) -> _serde::__private::fmt::Result { _serde::__private::Formatter::write_str(__formatter, "enum GenericEnum") } fn visit_enum<__A>( self, __data: __A, ) -> _serde::__private::Result where __A: _serde::de::EnumAccess<'de>, { match match _serde::de::EnumAccess::variant(__data) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } } { (__Field::__field0, __variant) => { match _serde::de::VariantAccess::unit_variant(__variant) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } }; _serde::__private::Ok(GenericEnum::Unit) } (__Field::__field1, __variant) => _serde::__private::Result::map( _serde::de::VariantAccess::newtype_variant::(__variant), GenericEnum::NewType, ), (__Field::__field2, __variant) => { struct __Visitor<'de, T, U> where T: _serde::Deserialize<'de>, U: _serde::Deserialize<'de>, { marker: _serde::__private::PhantomData>, lifetime: _serde::__private::PhantomData<&'de ()>, } impl<'de, T, U> _serde::de::Visitor<'de> for __Visitor<'de, T, U> where T: _serde::Deserialize<'de>, U: _serde::Deserialize<'de>, { type Value = GenericEnum; fn expecting( &self, __formatter: &mut _serde::__private::Formatter, ) -> _serde::__private::fmt::Result { _serde::__private::Formatter::write_str( __formatter, "tuple variant GenericEnum::Seq", ) } #[inline] fn visit_seq<__A>( self, mut __seq: __A, ) -> _serde::__private::Result where __A: _serde::de::SeqAccess<'de>, { let __field0 = match match _serde::de::SeqAccess::next_element::< T, >( &mut __seq ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } } { _serde::__private::Some(__value) => __value, _serde::__private::None => { return _serde :: __private :: Err (_serde :: de :: Error :: invalid_length (0usize , & "tuple variant GenericEnum::Seq with 2 elements")) ; } }; let __field1 = match match _serde::de::SeqAccess::next_element::< U, >( &mut __seq ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } } { _serde::__private::Some(__value) => __value, _serde::__private::None => { return _serde :: __private :: Err (_serde :: de :: Error :: invalid_length (1usize , & "tuple variant GenericEnum::Seq with 2 elements")) ; } }; _serde::__private::Ok(GenericEnum::Seq(__field0, __field1)) } } _serde::de::VariantAccess::tuple_variant( __variant, 2usize, __Visitor { marker: _serde::__private::PhantomData::>, lifetime: _serde::__private::PhantomData, }, ) } (__Field::__field3, __variant) => { #[allow(non_camel_case_types)] enum __Field { __field0, __field1, __ignore, } 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, "field identifier", ) } fn visit_u64<__E>( self, __value: u64, ) -> _serde::__private::Result where __E: _serde::de::Error, { match __value { 0u64 => _serde::__private::Ok(__Field::__field0), 1u64 => _serde::__private::Ok(__Field::__field1), _ => _serde::__private::Err( _serde::de::Error::invalid_value( _serde::de::Unexpected::Unsigned(__value), &"field index 0 <= i < 2", ), ), } } fn visit_str<__E>( self, __value: &str, ) -> _serde::__private::Result where __E: _serde::de::Error, { match __value { "x" => _serde::__private::Ok(__Field::__field0), "y" => _serde::__private::Ok(__Field::__field1), _ => _serde::__private::Ok(__Field::__ignore), } } fn visit_bytes<__E>( self, __value: &[u8], ) -> _serde::__private::Result where __E: _serde::de::Error, { match __value { b"x" => _serde::__private::Ok(__Field::__field0), b"y" => _serde::__private::Ok(__Field::__field1), _ => _serde::__private::Ok(__Field::__ignore), } } } impl<'de> _serde::Deserialize<'de> for __Field { #[inline] fn deserialize<__D>( __deserializer: __D, ) -> _serde::__private::Result where __D: _serde::Deserializer<'de>, { _serde::Deserializer::deserialize_identifier( __deserializer, __FieldVisitor, ) } } struct __Visitor<'de, T, U> where T: _serde::Deserialize<'de>, U: _serde::Deserialize<'de>, { marker: _serde::__private::PhantomData>, lifetime: _serde::__private::PhantomData<&'de ()>, } impl<'de, T, U> _serde::de::Visitor<'de> for __Visitor<'de, T, U> where T: _serde::Deserialize<'de>, U: _serde::Deserialize<'de>, { type Value = GenericEnum; fn expecting( &self, __formatter: &mut _serde::__private::Formatter, ) -> _serde::__private::fmt::Result { _serde::__private::Formatter::write_str( __formatter, "struct variant GenericEnum::Map", ) } #[inline] fn visit_seq<__A>( self, mut __seq: __A, ) -> _serde::__private::Result where __A: _serde::de::SeqAccess<'de>, { let __field0 = match match _serde::de::SeqAccess::next_element::< T, >( &mut __seq ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } } { _serde::__private::Some(__value) => __value, _serde::__private::None => { return _serde :: __private :: Err (_serde :: de :: Error :: invalid_length (0usize , & "struct variant GenericEnum::Map with 2 elements")) ; } }; let __field1 = match match _serde::de::SeqAccess::next_element::< U, >( &mut __seq ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } } { _serde::__private::Some(__value) => __value, _serde::__private::None => { return _serde :: __private :: Err (_serde :: de :: Error :: invalid_length (1usize , & "struct variant GenericEnum::Map with 2 elements")) ; } }; _serde::__private::Ok(GenericEnum::Map { x: __field0, y: __field1, }) } #[inline] fn visit_map<__A>( self, mut __map: __A, ) -> _serde::__private::Result where __A: _serde::de::MapAccess<'de>, { let mut __field0: _serde::__private::Option = _serde::__private::None; let mut __field1: _serde::__private::Option = _serde::__private::None; while let _serde::__private::Some(__key) = match _serde::de::MapAccess::next_key::<__Field>(&mut __map) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } } { match __key { __Field::__field0 => { if _serde::__private::Option::is_some(&__field0) { return _serde :: __private :: Err (< __A :: Error as _serde :: de :: Error > :: duplicate_field ("x")) ; } __field0 = _serde::__private::Some( match _serde::de::MapAccess::next_value::( &mut __map, ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } }, ); } __Field::__field1 => { if _serde::__private::Option::is_some(&__field1) { return _serde :: __private :: Err (< __A :: Error as _serde :: de :: Error > :: duplicate_field ("y")) ; } __field1 = _serde::__private::Some( match _serde::de::MapAccess::next_value::( &mut __map, ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } }, ); } _ => { let _ = match _serde::de::MapAccess::next_value::< _serde::de::IgnoredAny, >( &mut __map ) { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } }; } } } let __field0 = match __field0 { _serde::__private::Some(__field0) => __field0, _serde::__private::None => { match _serde::__private::de::missing_field("x") { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } } } }; let __field1 = match __field1 { _serde::__private::Some(__field1) => __field1, _serde::__private::None => { match _serde::__private::de::missing_field("y") { _serde::__private::Ok(__val) => __val, _serde::__private::Err(__err) => { return _serde::__private::Err(__err); } } } }; _serde::__private::Ok(GenericEnum::Map { x: __field0, y: __field1, }) } } const FIELDS: &'static [&'static str] = &["x", "y"]; _serde::de::VariantAccess::struct_variant( __variant, FIELDS, __Visitor { marker: _serde::__private::PhantomData::>, lifetime: _serde::__private::PhantomData, }, ) } } } } const VARIANTS: &'static [&'static str] = &["Unit", "NewType", "Seq", "Map"]; _serde::Deserializer::deserialize_enum( __deserializer, "GenericEnum", VARIANTS, __Visitor { marker: _serde::__private::PhantomData::>, lifetime: _serde::__private::PhantomData, }, ) } } };