From a990de90fe41456a23e58bd087d2f107d321f3a1 Mon Sep 17 00:00:00 2001
From: Valentin Popov <valentin@popov.link>
Date: Fri, 19 Jul 2024 16:37:58 +0400
Subject: Deleted vendor folder

---
 vendor/serde/src/private/ser.rs | 1385 ---------------------------------------
 1 file changed, 1385 deletions(-)
 delete mode 100644 vendor/serde/src/private/ser.rs

(limited to 'vendor/serde/src/private/ser.rs')

diff --git a/vendor/serde/src/private/ser.rs b/vendor/serde/src/private/ser.rs
deleted file mode 100644
index 50bcb25..0000000
--- a/vendor/serde/src/private/ser.rs
+++ /dev/null
@@ -1,1385 +0,0 @@
-use crate::lib::*;
-
-use crate::ser::{self, Impossible, Serialize, SerializeMap, SerializeStruct, Serializer};
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-use self::content::{
-    Content, ContentSerializer, SerializeStructVariantAsMapValue, SerializeTupleVariantAsMapValue,
-};
-
-/// Used to check that serde(getter) attributes return the expected type.
-/// Not public API.
-pub fn constrain<T: ?Sized>(t: &T) -> &T {
-    t
-}
-
-/// Not public API.
-pub fn serialize_tagged_newtype<S, T>(
-    serializer: S,
-    type_ident: &'static str,
-    variant_ident: &'static str,
-    tag: &'static str,
-    variant_name: &'static str,
-    value: &T,
-) -> Result<S::Ok, S::Error>
-where
-    S: Serializer,
-    T: Serialize,
-{
-    value.serialize(TaggedSerializer {
-        type_ident,
-        variant_ident,
-        tag,
-        variant_name,
-        delegate: serializer,
-    })
-}
-
-struct TaggedSerializer<S> {
-    type_ident: &'static str,
-    variant_ident: &'static str,
-    tag: &'static str,
-    variant_name: &'static str,
-    delegate: S,
-}
-
-enum Unsupported {
-    Boolean,
-    Integer,
-    Float,
-    Char,
-    String,
-    ByteArray,
-    Optional,
-    #[cfg(any(feature = "std", feature = "alloc"))]
-    UnitStruct,
-    Sequence,
-    Tuple,
-    TupleStruct,
-    Enum,
-}
-
-impl Display for Unsupported {
-    fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
-        match *self {
-            Unsupported::Boolean => formatter.write_str("a boolean"),
-            Unsupported::Integer => formatter.write_str("an integer"),
-            Unsupported::Float => formatter.write_str("a float"),
-            Unsupported::Char => formatter.write_str("a char"),
-            Unsupported::String => formatter.write_str("a string"),
-            Unsupported::ByteArray => formatter.write_str("a byte array"),
-            Unsupported::Optional => formatter.write_str("an optional"),
-            #[cfg(any(feature = "std", feature = "alloc"))]
-            Unsupported::UnitStruct => formatter.write_str("unit struct"),
-            Unsupported::Sequence => formatter.write_str("a sequence"),
-            Unsupported::Tuple => formatter.write_str("a tuple"),
-            Unsupported::TupleStruct => formatter.write_str("a tuple struct"),
-            Unsupported::Enum => formatter.write_str("an enum"),
-        }
-    }
-}
-
-impl<S> TaggedSerializer<S>
-where
-    S: Serializer,
-{
-    fn bad_type(self, what: Unsupported) -> S::Error {
-        ser::Error::custom(format_args!(
-            "cannot serialize tagged newtype variant {}::{} containing {}",
-            self.type_ident, self.variant_ident, what
-        ))
-    }
-}
-
-impl<S> Serializer for TaggedSerializer<S>
-where
-    S: Serializer,
-{
-    type Ok = S::Ok;
-    type Error = S::Error;
-
-    type SerializeSeq = Impossible<S::Ok, S::Error>;
-    type SerializeTuple = Impossible<S::Ok, S::Error>;
-    type SerializeTupleStruct = Impossible<S::Ok, S::Error>;
-    type SerializeMap = S::SerializeMap;
-    type SerializeStruct = S::SerializeStruct;
-
-    #[cfg(not(any(feature = "std", feature = "alloc")))]
-    type SerializeTupleVariant = Impossible<S::Ok, S::Error>;
-    #[cfg(any(feature = "std", feature = "alloc"))]
-    type SerializeTupleVariant = SerializeTupleVariantAsMapValue<S::SerializeMap>;
-
-    #[cfg(not(any(feature = "std", feature = "alloc")))]
-    type SerializeStructVariant = Impossible<S::Ok, S::Error>;
-    #[cfg(any(feature = "std", feature = "alloc"))]
-    type SerializeStructVariant = SerializeStructVariantAsMapValue<S::SerializeMap>;
-
-    fn serialize_bool(self, _: bool) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Boolean))
-    }
-
-    fn serialize_i8(self, _: i8) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_i16(self, _: i16) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_i32(self, _: i32) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_i64(self, _: i64) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_u8(self, _: u8) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_u16(self, _: u16) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_u32(self, _: u32) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_u64(self, _: u64) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_f32(self, _: f32) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Float))
-    }
-
-    fn serialize_f64(self, _: f64) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Float))
-    }
-
-    fn serialize_char(self, _: char) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Char))
-    }
-
-    fn serialize_str(self, _: &str) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::String))
-    }
-
-    fn serialize_bytes(self, _: &[u8]) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::ByteArray))
-    }
-
-    fn serialize_none(self) -> Result<Self::Ok, Self::Error> {
-        Err(self.bad_type(Unsupported::Optional))
-    }
-
-    fn serialize_some<T: ?Sized>(self, _: &T) -> Result<Self::Ok, Self::Error>
-    where
-        T: Serialize,
-    {
-        Err(self.bad_type(Unsupported::Optional))
-    }
-
-    fn serialize_unit(self) -> Result<Self::Ok, Self::Error> {
-        let mut map = tri!(self.delegate.serialize_map(Some(1)));
-        tri!(map.serialize_entry(self.tag, self.variant_name));
-        map.end()
-    }
-
-    fn serialize_unit_struct(self, _: &'static str) -> Result<Self::Ok, Self::Error> {
-        let mut map = tri!(self.delegate.serialize_map(Some(1)));
-        tri!(map.serialize_entry(self.tag, self.variant_name));
-        map.end()
-    }
-
-    fn serialize_unit_variant(
-        self,
-        _: &'static str,
-        _: u32,
-        inner_variant: &'static str,
-    ) -> Result<Self::Ok, Self::Error> {
-        let mut map = tri!(self.delegate.serialize_map(Some(2)));
-        tri!(map.serialize_entry(self.tag, self.variant_name));
-        tri!(map.serialize_entry(inner_variant, &()));
-        map.end()
-    }
-
-    fn serialize_newtype_struct<T: ?Sized>(
-        self,
-        _: &'static str,
-        value: &T,
-    ) -> Result<Self::Ok, Self::Error>
-    where
-        T: Serialize,
-    {
-        value.serialize(self)
-    }
-
-    fn serialize_newtype_variant<T: ?Sized>(
-        self,
-        _: &'static str,
-        _: u32,
-        inner_variant: &'static str,
-        inner_value: &T,
-    ) -> Result<Self::Ok, Self::Error>
-    where
-        T: Serialize,
-    {
-        let mut map = tri!(self.delegate.serialize_map(Some(2)));
-        tri!(map.serialize_entry(self.tag, self.variant_name));
-        tri!(map.serialize_entry(inner_variant, inner_value));
-        map.end()
-    }
-
-    fn serialize_seq(self, _: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> {
-        Err(self.bad_type(Unsupported::Sequence))
-    }
-
-    fn serialize_tuple(self, _: usize) -> Result<Self::SerializeTuple, Self::Error> {
-        Err(self.bad_type(Unsupported::Tuple))
-    }
-
-    fn serialize_tuple_struct(
-        self,
-        _: &'static str,
-        _: usize,
-    ) -> Result<Self::SerializeTupleStruct, Self::Error> {
-        Err(self.bad_type(Unsupported::TupleStruct))
-    }
-
-    #[cfg(not(any(feature = "std", feature = "alloc")))]
-    fn serialize_tuple_variant(
-        self,
-        _: &'static str,
-        _: u32,
-        _: &'static str,
-        _: usize,
-    ) -> Result<Self::SerializeTupleVariant, Self::Error> {
-        // Lack of push-based serialization means we need to buffer the content
-        // of the tuple variant, so it requires std.
-        Err(self.bad_type(Unsupported::Enum))
-    }
-
-    #[cfg(any(feature = "std", feature = "alloc"))]
-    fn serialize_tuple_variant(
-        self,
-        _: &'static str,
-        _: u32,
-        inner_variant: &'static str,
-        len: usize,
-    ) -> Result<Self::SerializeTupleVariant, Self::Error> {
-        let mut map = tri!(self.delegate.serialize_map(Some(2)));
-        tri!(map.serialize_entry(self.tag, self.variant_name));
-        tri!(map.serialize_key(inner_variant));
-        Ok(SerializeTupleVariantAsMapValue::new(
-            map,
-            inner_variant,
-            len,
-        ))
-    }
-
-    fn serialize_map(self, len: Option<usize>) -> Result<Self::SerializeMap, Self::Error> {
-        let mut map = tri!(self.delegate.serialize_map(len.map(|len| len + 1)));
-        tri!(map.serialize_entry(self.tag, self.variant_name));
-        Ok(map)
-    }
-
-    fn serialize_struct(
-        self,
-        name: &'static str,
-        len: usize,
-    ) -> Result<Self::SerializeStruct, Self::Error> {
-        let mut state = tri!(self.delegate.serialize_struct(name, len + 1));
-        tri!(state.serialize_field(self.tag, self.variant_name));
-        Ok(state)
-    }
-
-    #[cfg(not(any(feature = "std", feature = "alloc")))]
-    fn serialize_struct_variant(
-        self,
-        _: &'static str,
-        _: u32,
-        _: &'static str,
-        _: usize,
-    ) -> Result<Self::SerializeStructVariant, Self::Error> {
-        // Lack of push-based serialization means we need to buffer the content
-        // of the struct variant, so it requires std.
-        Err(self.bad_type(Unsupported::Enum))
-    }
-
-    #[cfg(any(feature = "std", feature = "alloc"))]
-    fn serialize_struct_variant(
-        self,
-        _: &'static str,
-        _: u32,
-        inner_variant: &'static str,
-        len: usize,
-    ) -> Result<Self::SerializeStructVariant, Self::Error> {
-        let mut map = tri!(self.delegate.serialize_map(Some(2)));
-        tri!(map.serialize_entry(self.tag, self.variant_name));
-        tri!(map.serialize_key(inner_variant));
-        Ok(SerializeStructVariantAsMapValue::new(
-            map,
-            inner_variant,
-            len,
-        ))
-    }
-
-    #[cfg(not(any(feature = "std", feature = "alloc")))]
-    fn collect_str<T: ?Sized>(self, _: &T) -> Result<Self::Ok, Self::Error>
-    where
-        T: Display,
-    {
-        Err(self.bad_type(Unsupported::String))
-    }
-}
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-mod content {
-    use crate::lib::*;
-
-    use crate::ser::{self, Serialize, Serializer};
-
-    pub struct SerializeTupleVariantAsMapValue<M> {
-        map: M,
-        name: &'static str,
-        fields: Vec<Content>,
-    }
-
-    impl<M> SerializeTupleVariantAsMapValue<M> {
-        pub fn new(map: M, name: &'static str, len: usize) -> Self {
-            SerializeTupleVariantAsMapValue {
-                map,
-                name,
-                fields: Vec::with_capacity(len),
-            }
-        }
-    }
-
-    impl<M> ser::SerializeTupleVariant for SerializeTupleVariantAsMapValue<M>
-    where
-        M: ser::SerializeMap,
-    {
-        type Ok = M::Ok;
-        type Error = M::Error;
-
-        fn serialize_field<T: ?Sized>(&mut self, value: &T) -> Result<(), M::Error>
-        where
-            T: Serialize,
-        {
-            let value = tri!(value.serialize(ContentSerializer::<M::Error>::new()));
-            self.fields.push(value);
-            Ok(())
-        }
-
-        fn end(mut self) -> Result<M::Ok, M::Error> {
-            tri!(self
-                .map
-                .serialize_value(&Content::TupleStruct(self.name, self.fields)));
-            self.map.end()
-        }
-    }
-
-    pub struct SerializeStructVariantAsMapValue<M> {
-        map: M,
-        name: &'static str,
-        fields: Vec<(&'static str, Content)>,
-    }
-
-    impl<M> SerializeStructVariantAsMapValue<M> {
-        pub fn new(map: M, name: &'static str, len: usize) -> Self {
-            SerializeStructVariantAsMapValue {
-                map,
-                name,
-                fields: Vec::with_capacity(len),
-            }
-        }
-    }
-
-    impl<M> ser::SerializeStructVariant for SerializeStructVariantAsMapValue<M>
-    where
-        M: ser::SerializeMap,
-    {
-        type Ok = M::Ok;
-        type Error = M::Error;
-
-        fn serialize_field<T: ?Sized>(
-            &mut self,
-            key: &'static str,
-            value: &T,
-        ) -> Result<(), M::Error>
-        where
-            T: Serialize,
-        {
-            let value = tri!(value.serialize(ContentSerializer::<M::Error>::new()));
-            self.fields.push((key, value));
-            Ok(())
-        }
-
-        fn end(mut self) -> Result<M::Ok, M::Error> {
-            tri!(self
-                .map
-                .serialize_value(&Content::Struct(self.name, self.fields)));
-            self.map.end()
-        }
-    }
-
-    pub enum Content {
-        Bool(bool),
-
-        U8(u8),
-        U16(u16),
-        U32(u32),
-        U64(u64),
-
-        I8(i8),
-        I16(i16),
-        I32(i32),
-        I64(i64),
-
-        F32(f32),
-        F64(f64),
-
-        Char(char),
-        String(String),
-        Bytes(Vec<u8>),
-
-        None,
-        Some(Box<Content>),
-
-        Unit,
-        UnitStruct(&'static str),
-        UnitVariant(&'static str, u32, &'static str),
-        NewtypeStruct(&'static str, Box<Content>),
-        NewtypeVariant(&'static str, u32, &'static str, Box<Content>),
-
-        Seq(Vec<Content>),
-        Tuple(Vec<Content>),
-        TupleStruct(&'static str, Vec<Content>),
-        TupleVariant(&'static str, u32, &'static str, Vec<Content>),
-        Map(Vec<(Content, Content)>),
-        Struct(&'static str, Vec<(&'static str, Content)>),
-        StructVariant(
-            &'static str,
-            u32,
-            &'static str,
-            Vec<(&'static str, Content)>,
-        ),
-    }
-
-    impl Serialize for Content {
-        fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
-        where
-            S: Serializer,
-        {
-            match *self {
-                Content::Bool(b) => serializer.serialize_bool(b),
-                Content::U8(u) => serializer.serialize_u8(u),
-                Content::U16(u) => serializer.serialize_u16(u),
-                Content::U32(u) => serializer.serialize_u32(u),
-                Content::U64(u) => serializer.serialize_u64(u),
-                Content::I8(i) => serializer.serialize_i8(i),
-                Content::I16(i) => serializer.serialize_i16(i),
-                Content::I32(i) => serializer.serialize_i32(i),
-                Content::I64(i) => serializer.serialize_i64(i),
-                Content::F32(f) => serializer.serialize_f32(f),
-                Content::F64(f) => serializer.serialize_f64(f),
-                Content::Char(c) => serializer.serialize_char(c),
-                Content::String(ref s) => serializer.serialize_str(s),
-                Content::Bytes(ref b) => serializer.serialize_bytes(b),
-                Content::None => serializer.serialize_none(),
-                Content::Some(ref c) => serializer.serialize_some(&**c),
-                Content::Unit => serializer.serialize_unit(),
-                Content::UnitStruct(n) => serializer.serialize_unit_struct(n),
-                Content::UnitVariant(n, i, v) => serializer.serialize_unit_variant(n, i, v),
-                Content::NewtypeStruct(n, ref c) => serializer.serialize_newtype_struct(n, &**c),
-                Content::NewtypeVariant(n, i, v, ref c) => {
-                    serializer.serialize_newtype_variant(n, i, v, &**c)
-                }
-                Content::Seq(ref elements) => elements.serialize(serializer),
-                Content::Tuple(ref elements) => {
-                    use crate::ser::SerializeTuple;
-                    let mut tuple = tri!(serializer.serialize_tuple(elements.len()));
-                    for e in elements {
-                        tri!(tuple.serialize_element(e));
-                    }
-                    tuple.end()
-                }
-                Content::TupleStruct(n, ref fields) => {
-                    use crate::ser::SerializeTupleStruct;
-                    let mut ts = tri!(serializer.serialize_tuple_struct(n, fields.len()));
-                    for f in fields {
-                        tri!(ts.serialize_field(f));
-                    }
-                    ts.end()
-                }
-                Content::TupleVariant(n, i, v, ref fields) => {
-                    use crate::ser::SerializeTupleVariant;
-                    let mut tv = tri!(serializer.serialize_tuple_variant(n, i, v, fields.len()));
-                    for f in fields {
-                        tri!(tv.serialize_field(f));
-                    }
-                    tv.end()
-                }
-                Content::Map(ref entries) => {
-                    use crate::ser::SerializeMap;
-                    let mut map = tri!(serializer.serialize_map(Some(entries.len())));
-                    for (k, v) in entries {
-                        tri!(map.serialize_entry(k, v));
-                    }
-                    map.end()
-                }
-                Content::Struct(n, ref fields) => {
-                    use crate::ser::SerializeStruct;
-                    let mut s = tri!(serializer.serialize_struct(n, fields.len()));
-                    for &(k, ref v) in fields {
-                        tri!(s.serialize_field(k, v));
-                    }
-                    s.end()
-                }
-                Content::StructVariant(n, i, v, ref fields) => {
-                    use crate::ser::SerializeStructVariant;
-                    let mut sv = tri!(serializer.serialize_struct_variant(n, i, v, fields.len()));
-                    for &(k, ref v) in fields {
-                        tri!(sv.serialize_field(k, v));
-                    }
-                    sv.end()
-                }
-            }
-        }
-    }
-
-    pub struct ContentSerializer<E> {
-        error: PhantomData<E>,
-    }
-
-    impl<E> ContentSerializer<E> {
-        pub fn new() -> Self {
-            ContentSerializer { error: PhantomData }
-        }
-    }
-
-    impl<E> Serializer for ContentSerializer<E>
-    where
-        E: ser::Error,
-    {
-        type Ok = Content;
-        type Error = E;
-
-        type SerializeSeq = SerializeSeq<E>;
-        type SerializeTuple = SerializeTuple<E>;
-        type SerializeTupleStruct = SerializeTupleStruct<E>;
-        type SerializeTupleVariant = SerializeTupleVariant<E>;
-        type SerializeMap = SerializeMap<E>;
-        type SerializeStruct = SerializeStruct<E>;
-        type SerializeStructVariant = SerializeStructVariant<E>;
-
-        fn serialize_bool(self, v: bool) -> Result<Content, E> {
-            Ok(Content::Bool(v))
-        }
-
-        fn serialize_i8(self, v: i8) -> Result<Content, E> {
-            Ok(Content::I8(v))
-        }
-
-        fn serialize_i16(self, v: i16) -> Result<Content, E> {
-            Ok(Content::I16(v))
-        }
-
-        fn serialize_i32(self, v: i32) -> Result<Content, E> {
-            Ok(Content::I32(v))
-        }
-
-        fn serialize_i64(self, v: i64) -> Result<Content, E> {
-            Ok(Content::I64(v))
-        }
-
-        fn serialize_u8(self, v: u8) -> Result<Content, E> {
-            Ok(Content::U8(v))
-        }
-
-        fn serialize_u16(self, v: u16) -> Result<Content, E> {
-            Ok(Content::U16(v))
-        }
-
-        fn serialize_u32(self, v: u32) -> Result<Content, E> {
-            Ok(Content::U32(v))
-        }
-
-        fn serialize_u64(self, v: u64) -> Result<Content, E> {
-            Ok(Content::U64(v))
-        }
-
-        fn serialize_f32(self, v: f32) -> Result<Content, E> {
-            Ok(Content::F32(v))
-        }
-
-        fn serialize_f64(self, v: f64) -> Result<Content, E> {
-            Ok(Content::F64(v))
-        }
-
-        fn serialize_char(self, v: char) -> Result<Content, E> {
-            Ok(Content::Char(v))
-        }
-
-        fn serialize_str(self, value: &str) -> Result<Content, E> {
-            Ok(Content::String(value.to_owned()))
-        }
-
-        fn serialize_bytes(self, value: &[u8]) -> Result<Content, E> {
-            Ok(Content::Bytes(value.to_owned()))
-        }
-
-        fn serialize_none(self) -> Result<Content, E> {
-            Ok(Content::None)
-        }
-
-        fn serialize_some<T: ?Sized>(self, value: &T) -> Result<Content, E>
-        where
-            T: Serialize,
-        {
-            Ok(Content::Some(Box::new(tri!(value.serialize(self)))))
-        }
-
-        fn serialize_unit(self) -> Result<Content, E> {
-            Ok(Content::Unit)
-        }
-
-        fn serialize_unit_struct(self, name: &'static str) -> Result<Content, E> {
-            Ok(Content::UnitStruct(name))
-        }
-
-        fn serialize_unit_variant(
-            self,
-            name: &'static str,
-            variant_index: u32,
-            variant: &'static str,
-        ) -> Result<Content, E> {
-            Ok(Content::UnitVariant(name, variant_index, variant))
-        }
-
-        fn serialize_newtype_struct<T: ?Sized>(
-            self,
-            name: &'static str,
-            value: &T,
-        ) -> Result<Content, E>
-        where
-            T: Serialize,
-        {
-            Ok(Content::NewtypeStruct(
-                name,
-                Box::new(tri!(value.serialize(self))),
-            ))
-        }
-
-        fn serialize_newtype_variant<T: ?Sized>(
-            self,
-            name: &'static str,
-            variant_index: u32,
-            variant: &'static str,
-            value: &T,
-        ) -> Result<Content, E>
-        where
-            T: Serialize,
-        {
-            Ok(Content::NewtypeVariant(
-                name,
-                variant_index,
-                variant,
-                Box::new(tri!(value.serialize(self))),
-            ))
-        }
-
-        fn serialize_seq(self, len: Option<usize>) -> Result<Self::SerializeSeq, E> {
-            Ok(SerializeSeq {
-                elements: Vec::with_capacity(len.unwrap_or(0)),
-                error: PhantomData,
-            })
-        }
-
-        fn serialize_tuple(self, len: usize) -> Result<Self::SerializeTuple, E> {
-            Ok(SerializeTuple {
-                elements: Vec::with_capacity(len),
-                error: PhantomData,
-            })
-        }
-
-        fn serialize_tuple_struct(
-            self,
-            name: &'static str,
-            len: usize,
-        ) -> Result<Self::SerializeTupleStruct, E> {
-            Ok(SerializeTupleStruct {
-                name,
-                fields: Vec::with_capacity(len),
-                error: PhantomData,
-            })
-        }
-
-        fn serialize_tuple_variant(
-            self,
-            name: &'static str,
-            variant_index: u32,
-            variant: &'static str,
-            len: usize,
-        ) -> Result<Self::SerializeTupleVariant, E> {
-            Ok(SerializeTupleVariant {
-                name,
-                variant_index,
-                variant,
-                fields: Vec::with_capacity(len),
-                error: PhantomData,
-            })
-        }
-
-        fn serialize_map(self, len: Option<usize>) -> Result<Self::SerializeMap, E> {
-            Ok(SerializeMap {
-                entries: Vec::with_capacity(len.unwrap_or(0)),
-                key: None,
-                error: PhantomData,
-            })
-        }
-
-        fn serialize_struct(
-            self,
-            name: &'static str,
-            len: usize,
-        ) -> Result<Self::SerializeStruct, E> {
-            Ok(SerializeStruct {
-                name,
-                fields: Vec::with_capacity(len),
-                error: PhantomData,
-            })
-        }
-
-        fn serialize_struct_variant(
-            self,
-            name: &'static str,
-            variant_index: u32,
-            variant: &'static str,
-            len: usize,
-        ) -> Result<Self::SerializeStructVariant, E> {
-            Ok(SerializeStructVariant {
-                name,
-                variant_index,
-                variant,
-                fields: Vec::with_capacity(len),
-                error: PhantomData,
-            })
-        }
-    }
-
-    pub struct SerializeSeq<E> {
-        elements: Vec<Content>,
-        error: PhantomData<E>,
-    }
-
-    impl<E> ser::SerializeSeq for SerializeSeq<E>
-    where
-        E: ser::Error,
-    {
-        type Ok = Content;
-        type Error = E;
-
-        fn serialize_element<T: ?Sized>(&mut self, value: &T) -> Result<(), E>
-        where
-            T: Serialize,
-        {
-            let value = tri!(value.serialize(ContentSerializer::<E>::new()));
-            self.elements.push(value);
-            Ok(())
-        }
-
-        fn end(self) -> Result<Content, E> {
-            Ok(Content::Seq(self.elements))
-        }
-    }
-
-    pub struct SerializeTuple<E> {
-        elements: Vec<Content>,
-        error: PhantomData<E>,
-    }
-
-    impl<E> ser::SerializeTuple for SerializeTuple<E>
-    where
-        E: ser::Error,
-    {
-        type Ok = Content;
-        type Error = E;
-
-        fn serialize_element<T: ?Sized>(&mut self, value: &T) -> Result<(), E>
-        where
-            T: Serialize,
-        {
-            let value = tri!(value.serialize(ContentSerializer::<E>::new()));
-            self.elements.push(value);
-            Ok(())
-        }
-
-        fn end(self) -> Result<Content, E> {
-            Ok(Content::Tuple(self.elements))
-        }
-    }
-
-    pub struct SerializeTupleStruct<E> {
-        name: &'static str,
-        fields: Vec<Content>,
-        error: PhantomData<E>,
-    }
-
-    impl<E> ser::SerializeTupleStruct for SerializeTupleStruct<E>
-    where
-        E: ser::Error,
-    {
-        type Ok = Content;
-        type Error = E;
-
-        fn serialize_field<T: ?Sized>(&mut self, value: &T) -> Result<(), E>
-        where
-            T: Serialize,
-        {
-            let value = tri!(value.serialize(ContentSerializer::<E>::new()));
-            self.fields.push(value);
-            Ok(())
-        }
-
-        fn end(self) -> Result<Content, E> {
-            Ok(Content::TupleStruct(self.name, self.fields))
-        }
-    }
-
-    pub struct SerializeTupleVariant<E> {
-        name: &'static str,
-        variant_index: u32,
-        variant: &'static str,
-        fields: Vec<Content>,
-        error: PhantomData<E>,
-    }
-
-    impl<E> ser::SerializeTupleVariant for SerializeTupleVariant<E>
-    where
-        E: ser::Error,
-    {
-        type Ok = Content;
-        type Error = E;
-
-        fn serialize_field<T: ?Sized>(&mut self, value: &T) -> Result<(), E>
-        where
-            T: Serialize,
-        {
-            let value = tri!(value.serialize(ContentSerializer::<E>::new()));
-            self.fields.push(value);
-            Ok(())
-        }
-
-        fn end(self) -> Result<Content, E> {
-            Ok(Content::TupleVariant(
-                self.name,
-                self.variant_index,
-                self.variant,
-                self.fields,
-            ))
-        }
-    }
-
-    pub struct SerializeMap<E> {
-        entries: Vec<(Content, Content)>,
-        key: Option<Content>,
-        error: PhantomData<E>,
-    }
-
-    impl<E> ser::SerializeMap for SerializeMap<E>
-    where
-        E: ser::Error,
-    {
-        type Ok = Content;
-        type Error = E;
-
-        fn serialize_key<T: ?Sized>(&mut self, key: &T) -> Result<(), E>
-        where
-            T: Serialize,
-        {
-            let key = tri!(key.serialize(ContentSerializer::<E>::new()));
-            self.key = Some(key);
-            Ok(())
-        }
-
-        fn serialize_value<T: ?Sized>(&mut self, value: &T) -> Result<(), E>
-        where
-            T: Serialize,
-        {
-            let key = self
-                .key
-                .take()
-                .expect("serialize_value called before serialize_key");
-            let value = tri!(value.serialize(ContentSerializer::<E>::new()));
-            self.entries.push((key, value));
-            Ok(())
-        }
-
-        fn end(self) -> Result<Content, E> {
-            Ok(Content::Map(self.entries))
-        }
-
-        fn serialize_entry<K: ?Sized, V: ?Sized>(&mut self, key: &K, value: &V) -> Result<(), E>
-        where
-            K: Serialize,
-            V: Serialize,
-        {
-            let key = tri!(key.serialize(ContentSerializer::<E>::new()));
-            let value = tri!(value.serialize(ContentSerializer::<E>::new()));
-            self.entries.push((key, value));
-            Ok(())
-        }
-    }
-
-    pub struct SerializeStruct<E> {
-        name: &'static str,
-        fields: Vec<(&'static str, Content)>,
-        error: PhantomData<E>,
-    }
-
-    impl<E> ser::SerializeStruct for SerializeStruct<E>
-    where
-        E: ser::Error,
-    {
-        type Ok = Content;
-        type Error = E;
-
-        fn serialize_field<T: ?Sized>(&mut self, key: &'static str, value: &T) -> Result<(), E>
-        where
-            T: Serialize,
-        {
-            let value = tri!(value.serialize(ContentSerializer::<E>::new()));
-            self.fields.push((key, value));
-            Ok(())
-        }
-
-        fn end(self) -> Result<Content, E> {
-            Ok(Content::Struct(self.name, self.fields))
-        }
-    }
-
-    pub struct SerializeStructVariant<E> {
-        name: &'static str,
-        variant_index: u32,
-        variant: &'static str,
-        fields: Vec<(&'static str, Content)>,
-        error: PhantomData<E>,
-    }
-
-    impl<E> ser::SerializeStructVariant for SerializeStructVariant<E>
-    where
-        E: ser::Error,
-    {
-        type Ok = Content;
-        type Error = E;
-
-        fn serialize_field<T: ?Sized>(&mut self, key: &'static str, value: &T) -> Result<(), E>
-        where
-            T: Serialize,
-        {
-            let value = tri!(value.serialize(ContentSerializer::<E>::new()));
-            self.fields.push((key, value));
-            Ok(())
-        }
-
-        fn end(self) -> Result<Content, E> {
-            Ok(Content::StructVariant(
-                self.name,
-                self.variant_index,
-                self.variant,
-                self.fields,
-            ))
-        }
-    }
-}
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-pub struct FlatMapSerializer<'a, M: 'a>(pub &'a mut M);
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-impl<'a, M> FlatMapSerializer<'a, M>
-where
-    M: SerializeMap + 'a,
-{
-    fn bad_type(what: Unsupported) -> M::Error {
-        ser::Error::custom(format_args!(
-            "can only flatten structs and maps (got {})",
-            what
-        ))
-    }
-}
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-impl<'a, M> Serializer for FlatMapSerializer<'a, M>
-where
-    M: SerializeMap + 'a,
-{
-    type Ok = ();
-    type Error = M::Error;
-
-    type SerializeSeq = Impossible<Self::Ok, M::Error>;
-    type SerializeTuple = Impossible<Self::Ok, M::Error>;
-    type SerializeTupleStruct = Impossible<Self::Ok, M::Error>;
-    type SerializeMap = FlatMapSerializeMap<'a, M>;
-    type SerializeStruct = FlatMapSerializeStruct<'a, M>;
-    type SerializeTupleVariant = FlatMapSerializeTupleVariantAsMapValue<'a, M>;
-    type SerializeStructVariant = FlatMapSerializeStructVariantAsMapValue<'a, M>;
-
-    fn serialize_bool(self, _: bool) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Boolean))
-    }
-
-    fn serialize_i8(self, _: i8) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_i16(self, _: i16) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_i32(self, _: i32) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_i64(self, _: i64) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_u8(self, _: u8) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_u16(self, _: u16) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_u32(self, _: u32) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_u64(self, _: u64) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Integer))
-    }
-
-    fn serialize_f32(self, _: f32) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Float))
-    }
-
-    fn serialize_f64(self, _: f64) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Float))
-    }
-
-    fn serialize_char(self, _: char) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Char))
-    }
-
-    fn serialize_str(self, _: &str) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::String))
-    }
-
-    fn serialize_bytes(self, _: &[u8]) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::ByteArray))
-    }
-
-    fn serialize_none(self) -> Result<Self::Ok, Self::Error> {
-        Ok(())
-    }
-
-    fn serialize_some<T: ?Sized>(self, value: &T) -> Result<Self::Ok, Self::Error>
-    where
-        T: Serialize,
-    {
-        value.serialize(self)
-    }
-
-    fn serialize_unit(self) -> Result<Self::Ok, Self::Error> {
-        Ok(())
-    }
-
-    fn serialize_unit_struct(self, _: &'static str) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::UnitStruct))
-    }
-
-    fn serialize_unit_variant(
-        self,
-        _: &'static str,
-        _: u32,
-        _: &'static str,
-    ) -> Result<Self::Ok, Self::Error> {
-        Err(Self::bad_type(Unsupported::Enum))
-    }
-
-    fn serialize_newtype_struct<T: ?Sized>(
-        self,
-        _: &'static str,
-        value: &T,
-    ) -> Result<Self::Ok, Self::Error>
-    where
-        T: Serialize,
-    {
-        value.serialize(self)
-    }
-
-    fn serialize_newtype_variant<T: ?Sized>(
-        self,
-        _: &'static str,
-        _: u32,
-        variant: &'static str,
-        value: &T,
-    ) -> Result<Self::Ok, Self::Error>
-    where
-        T: Serialize,
-    {
-        tri!(self.0.serialize_key(variant));
-        self.0.serialize_value(value)
-    }
-
-    fn serialize_seq(self, _: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> {
-        Err(Self::bad_type(Unsupported::Sequence))
-    }
-
-    fn serialize_tuple(self, _: usize) -> Result<Self::SerializeTuple, Self::Error> {
-        Err(Self::bad_type(Unsupported::Tuple))
-    }
-
-    fn serialize_tuple_struct(
-        self,
-        _: &'static str,
-        _: usize,
-    ) -> Result<Self::SerializeTupleStruct, Self::Error> {
-        Err(Self::bad_type(Unsupported::TupleStruct))
-    }
-
-    fn serialize_tuple_variant(
-        self,
-        _: &'static str,
-        _: u32,
-        variant: &'static str,
-        _: usize,
-    ) -> Result<Self::SerializeTupleVariant, Self::Error> {
-        tri!(self.0.serialize_key(variant));
-        Ok(FlatMapSerializeTupleVariantAsMapValue::new(self.0))
-    }
-
-    fn serialize_map(self, _: Option<usize>) -> Result<Self::SerializeMap, Self::Error> {
-        Ok(FlatMapSerializeMap(self.0))
-    }
-
-    fn serialize_struct(
-        self,
-        _: &'static str,
-        _: usize,
-    ) -> Result<Self::SerializeStruct, Self::Error> {
-        Ok(FlatMapSerializeStruct(self.0))
-    }
-
-    fn serialize_struct_variant(
-        self,
-        _: &'static str,
-        _: u32,
-        inner_variant: &'static str,
-        _: usize,
-    ) -> Result<Self::SerializeStructVariant, Self::Error> {
-        tri!(self.0.serialize_key(inner_variant));
-        Ok(FlatMapSerializeStructVariantAsMapValue::new(
-            self.0,
-            inner_variant,
-        ))
-    }
-}
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-pub struct FlatMapSerializeMap<'a, M: 'a>(&'a mut M);
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-impl<'a, M> ser::SerializeMap for FlatMapSerializeMap<'a, M>
-where
-    M: SerializeMap + 'a,
-{
-    type Ok = ();
-    type Error = M::Error;
-
-    fn serialize_key<T: ?Sized>(&mut self, key: &T) -> Result<(), Self::Error>
-    where
-        T: Serialize,
-    {
-        self.0.serialize_key(key)
-    }
-
-    fn serialize_value<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
-    where
-        T: Serialize,
-    {
-        self.0.serialize_value(value)
-    }
-
-    fn serialize_entry<K: ?Sized, V: ?Sized>(
-        &mut self,
-        key: &K,
-        value: &V,
-    ) -> Result<(), Self::Error>
-    where
-        K: Serialize,
-        V: Serialize,
-    {
-        self.0.serialize_entry(key, value)
-    }
-
-    fn end(self) -> Result<(), Self::Error> {
-        Ok(())
-    }
-}
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-pub struct FlatMapSerializeStruct<'a, M: 'a>(&'a mut M);
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-impl<'a, M> ser::SerializeStruct for FlatMapSerializeStruct<'a, M>
-where
-    M: SerializeMap + 'a,
-{
-    type Ok = ();
-    type Error = M::Error;
-
-    fn serialize_field<T: ?Sized>(
-        &mut self,
-        key: &'static str,
-        value: &T,
-    ) -> Result<(), Self::Error>
-    where
-        T: Serialize,
-    {
-        self.0.serialize_entry(key, value)
-    }
-
-    fn end(self) -> Result<(), Self::Error> {
-        Ok(())
-    }
-}
-
-////////////////////////////////////////////////////////////////////////////////////////////////////
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-pub struct FlatMapSerializeTupleVariantAsMapValue<'a, M: 'a> {
-    map: &'a mut M,
-    fields: Vec<Content>,
-}
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-impl<'a, M> FlatMapSerializeTupleVariantAsMapValue<'a, M>
-where
-    M: SerializeMap + 'a,
-{
-    fn new(map: &'a mut M) -> Self {
-        FlatMapSerializeTupleVariantAsMapValue {
-            map,
-            fields: Vec::new(),
-        }
-    }
-}
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-impl<'a, M> ser::SerializeTupleVariant for FlatMapSerializeTupleVariantAsMapValue<'a, M>
-where
-    M: SerializeMap + 'a,
-{
-    type Ok = ();
-    type Error = M::Error;
-
-    fn serialize_field<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
-    where
-        T: Serialize,
-    {
-        let value = tri!(value.serialize(ContentSerializer::<M::Error>::new()));
-        self.fields.push(value);
-        Ok(())
-    }
-
-    fn end(self) -> Result<(), Self::Error> {
-        tri!(self.map.serialize_value(&Content::Seq(self.fields)));
-        Ok(())
-    }
-}
-
-////////////////////////////////////////////////////////////////////////////////////////////////////
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-pub struct FlatMapSerializeStructVariantAsMapValue<'a, M: 'a> {
-    map: &'a mut M,
-    name: &'static str,
-    fields: Vec<(&'static str, Content)>,
-}
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-impl<'a, M> FlatMapSerializeStructVariantAsMapValue<'a, M>
-where
-    M: SerializeMap + 'a,
-{
-    fn new(map: &'a mut M, name: &'static str) -> FlatMapSerializeStructVariantAsMapValue<'a, M> {
-        FlatMapSerializeStructVariantAsMapValue {
-            map,
-            name,
-            fields: Vec::new(),
-        }
-    }
-}
-
-#[cfg(any(feature = "std", feature = "alloc"))]
-impl<'a, M> ser::SerializeStructVariant for FlatMapSerializeStructVariantAsMapValue<'a, M>
-where
-    M: SerializeMap + 'a,
-{
-    type Ok = ();
-    type Error = M::Error;
-
-    fn serialize_field<T: ?Sized>(
-        &mut self,
-        key: &'static str,
-        value: &T,
-    ) -> Result<(), Self::Error>
-    where
-        T: Serialize,
-    {
-        let value = tri!(value.serialize(ContentSerializer::<M::Error>::new()));
-        self.fields.push((key, value));
-        Ok(())
-    }
-
-    fn end(self) -> Result<(), Self::Error> {
-        tri!(self
-            .map
-            .serialize_value(&Content::Struct(self.name, self.fields)));
-        Ok(())
-    }
-}
-
-pub struct AdjacentlyTaggedEnumVariant {
-    pub enum_name: &'static str,
-    pub variant_index: u32,
-    pub variant_name: &'static str,
-}
-
-impl Serialize for AdjacentlyTaggedEnumVariant {
-    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
-    where
-        S: Serializer,
-    {
-        serializer.serialize_unit_variant(self.enum_name, self.variant_index, self.variant_name)
-    }
-}
-
-// Error when Serialize for a non_exhaustive remote enum encounters a variant
-// that is not recognized.
-pub struct CannotSerializeVariant<T>(pub T);
-
-impl<T> Display for CannotSerializeVariant<T>
-where
-    T: Debug,
-{
-    fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
-        write!(formatter, "enum variant cannot be serialized: {:?}", self.0)
-    }
-}
-- 
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