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-rw-r--r--third_party/rust/serde_urlencoded/src/de.rs321
-rw-r--r--third_party/rust/serde_urlencoded/src/lib.rs12
-rw-r--r--third_party/rust/serde_urlencoded/src/ser/key.rs77
-rw-r--r--third_party/rust/serde_urlencoded/src/ser/mod.rs555
-rw-r--r--third_party/rust/serde_urlencoded/src/ser/pair.rs271
-rw-r--r--third_party/rust/serde_urlencoded/src/ser/part.rs236
-rw-r--r--third_party/rust/serde_urlencoded/src/ser/value.rs62
7 files changed, 1534 insertions, 0 deletions
diff --git a/third_party/rust/serde_urlencoded/src/de.rs b/third_party/rust/serde_urlencoded/src/de.rs
new file mode 100644
index 0000000000..d906eaae2a
--- /dev/null
+++ b/third_party/rust/serde_urlencoded/src/de.rs
@@ -0,0 +1,321 @@
+//! Deserialization support for the `application/x-www-form-urlencoded` format.
+
+use form_urlencoded::parse;
+use form_urlencoded::Parse as UrlEncodedParse;
+use serde::de::value::MapDeserializer;
+use serde::de::Error as de_Error;
+use serde::de::{self, IntoDeserializer};
+use serde::forward_to_deserialize_any;
+use std::borrow::Cow;
+use std::io::Read;
+
+#[doc(inline)]
+pub use serde::de::value::Error;
+
+/// Deserializes a `application/x-www-form-urlencoded` value from a `&[u8]`.
+///
+/// ```
+/// let meal = vec![
+/// ("bread".to_owned(), "baguette".to_owned()),
+/// ("cheese".to_owned(), "comté".to_owned()),
+/// ("meat".to_owned(), "ham".to_owned()),
+/// ("fat".to_owned(), "butter".to_owned()),
+/// ];
+///
+/// assert_eq!(
+/// serde_urlencoded::from_bytes::<Vec<(String, String)>>(
+/// b"bread=baguette&cheese=comt%C3%A9&meat=ham&fat=butter"),
+/// Ok(meal));
+/// ```
+pub fn from_bytes<'de, T>(input: &'de [u8]) -> Result<T, Error>
+where
+ T: de::Deserialize<'de>,
+{
+ T::deserialize(Deserializer::new(parse(input)))
+}
+
+/// Deserializes a `application/x-www-form-urlencoded` value from a `&str`.
+///
+/// ```
+/// let meal = vec![
+/// ("bread".to_owned(), "baguette".to_owned()),
+/// ("cheese".to_owned(), "comté".to_owned()),
+/// ("meat".to_owned(), "ham".to_owned()),
+/// ("fat".to_owned(), "butter".to_owned()),
+/// ];
+///
+/// assert_eq!(
+/// serde_urlencoded::from_str::<Vec<(String, String)>>(
+/// "bread=baguette&cheese=comt%C3%A9&meat=ham&fat=butter"),
+/// Ok(meal));
+/// ```
+pub fn from_str<'de, T>(input: &'de str) -> Result<T, Error>
+where
+ T: de::Deserialize<'de>,
+{
+ from_bytes(input.as_bytes())
+}
+
+/// Convenience function that reads all bytes from `reader` and deserializes
+/// them with `from_bytes`.
+pub fn from_reader<T, R>(mut reader: R) -> Result<T, Error>
+where
+ T: de::DeserializeOwned,
+ R: Read,
+{
+ let mut buf = vec![];
+ reader.read_to_end(&mut buf).map_err(|e| {
+ de::Error::custom(format_args!("could not read input: {}", e))
+ })?;
+ from_bytes(&buf)
+}
+
+/// A deserializer for the `application/x-www-form-urlencoded` format.
+///
+/// * Supported top-level outputs are structs, maps and sequences of pairs,
+/// with or without a given length.
+///
+/// * Main `deserialize` methods defers to `deserialize_map`.
+///
+/// * Everything else but `deserialize_seq` and `deserialize_seq_fixed_size`
+/// defers to `deserialize`.
+pub struct Deserializer<'de> {
+ inner: MapDeserializer<'de, PartIterator<'de>, Error>,
+}
+
+impl<'de> Deserializer<'de> {
+ /// Returns a new `Deserializer`.
+ pub fn new(parser: UrlEncodedParse<'de>) -> Self {
+ Deserializer {
+ inner: MapDeserializer::new(PartIterator(parser)),
+ }
+ }
+}
+
+impl<'de> de::Deserializer<'de> for Deserializer<'de> {
+ type Error = Error;
+
+ fn deserialize_any<V>(self, visitor: V) -> Result<V::Value, Self::Error>
+ where
+ V: de::Visitor<'de>,
+ {
+ self.deserialize_map(visitor)
+ }
+
+ fn deserialize_map<V>(self, visitor: V) -> Result<V::Value, Self::Error>
+ where
+ V: de::Visitor<'de>,
+ {
+ visitor.visit_map(self.inner)
+ }
+
+ fn deserialize_seq<V>(self, visitor: V) -> Result<V::Value, Self::Error>
+ where
+ V: de::Visitor<'de>,
+ {
+ visitor.visit_seq(self.inner)
+ }
+
+ fn deserialize_unit<V>(self, visitor: V) -> Result<V::Value, Self::Error>
+ where
+ V: de::Visitor<'de>,
+ {
+ self.inner.end()?;
+ visitor.visit_unit()
+ }
+
+ forward_to_deserialize_any! {
+ bool
+ u8
+ u16
+ u32
+ u64
+ i8
+ i16
+ i32
+ i64
+ f32
+ f64
+ char
+ str
+ string
+ option
+ bytes
+ byte_buf
+ unit_struct
+ newtype_struct
+ tuple_struct
+ struct
+ identifier
+ tuple
+ enum
+ ignored_any
+ }
+}
+
+struct PartIterator<'de>(UrlEncodedParse<'de>);
+
+impl<'de> Iterator for PartIterator<'de> {
+ type Item = (Part<'de>, Part<'de>);
+
+ fn next(&mut self) -> Option<Self::Item> {
+ self.0.next().map(|(k, v)| (Part(k), Part(v)))
+ }
+}
+
+struct Part<'de>(Cow<'de, str>);
+
+impl<'de> IntoDeserializer<'de> for Part<'de> {
+ type Deserializer = Self;
+
+ fn into_deserializer(self) -> Self::Deserializer {
+ self
+ }
+}
+
+macro_rules! forward_parsed_value {
+ ($($ty:ident => $method:ident,)*) => {
+ $(
+ fn $method<V>(self, visitor: V) -> Result<V::Value, Self::Error>
+ where V: de::Visitor<'de>
+ {
+ match self.0.parse::<$ty>() {
+ Ok(val) => val.into_deserializer().$method(visitor),
+ Err(e) => Err(de::Error::custom(e))
+ }
+ }
+ )*
+ }
+}
+
+impl<'de> de::Deserializer<'de> for Part<'de> {
+ type Error = Error;
+
+ fn deserialize_any<V>(self, visitor: V) -> Result<V::Value, Self::Error>
+ where
+ V: de::Visitor<'de>,
+ {
+ match self.0 {
+ Cow::Borrowed(value) => visitor.visit_borrowed_str(value),
+ Cow::Owned(value) => visitor.visit_string(value),
+ }
+ }
+
+ fn deserialize_option<V>(self, visitor: V) -> Result<V::Value, Self::Error>
+ where
+ V: de::Visitor<'de>,
+ {
+ visitor.visit_some(self)
+ }
+
+ fn deserialize_enum<V>(
+ self,
+ _name: &'static str,
+ _variants: &'static [&'static str],
+ visitor: V,
+ ) -> Result<V::Value, Self::Error>
+ where
+ V: de::Visitor<'de>,
+ {
+ visitor.visit_enum(ValueEnumAccess(self.0))
+ }
+
+ fn deserialize_newtype_struct<V>(
+ self,
+ _name: &'static str,
+ visitor: V,
+ ) -> Result<V::Value, Self::Error>
+ where
+ V: de::Visitor<'de>,
+ {
+ visitor.visit_newtype_struct(self)
+ }
+
+ forward_to_deserialize_any! {
+ char
+ str
+ string
+ unit
+ bytes
+ byte_buf
+ unit_struct
+ tuple_struct
+ struct
+ identifier
+ tuple
+ ignored_any
+ seq
+ map
+ }
+
+ forward_parsed_value! {
+ bool => deserialize_bool,
+ u8 => deserialize_u8,
+ u16 => deserialize_u16,
+ u32 => deserialize_u32,
+ u64 => deserialize_u64,
+ i8 => deserialize_i8,
+ i16 => deserialize_i16,
+ i32 => deserialize_i32,
+ i64 => deserialize_i64,
+ f32 => deserialize_f32,
+ f64 => deserialize_f64,
+ }
+}
+
+struct ValueEnumAccess<'de>(Cow<'de, str>);
+
+impl<'de> de::EnumAccess<'de> for ValueEnumAccess<'de> {
+ type Error = Error;
+ type Variant = UnitOnlyVariantAccess;
+
+ fn variant_seed<V>(
+ self,
+ seed: V,
+ ) -> Result<(V::Value, Self::Variant), Self::Error>
+ where
+ V: de::DeserializeSeed<'de>,
+ {
+ let variant = seed.deserialize(self.0.into_deserializer())?;
+ Ok((variant, UnitOnlyVariantAccess))
+ }
+}
+
+struct UnitOnlyVariantAccess;
+
+impl<'de> de::VariantAccess<'de> for UnitOnlyVariantAccess {
+ type Error = Error;
+
+ fn unit_variant(self) -> Result<(), Self::Error> {
+ Ok(())
+ }
+
+ fn newtype_variant_seed<T>(self, _seed: T) -> Result<T::Value, Self::Error>
+ where
+ T: de::DeserializeSeed<'de>,
+ {
+ Err(Error::custom("expected unit variant"))
+ }
+
+ fn tuple_variant<V>(
+ self,
+ _len: usize,
+ _visitor: V,
+ ) -> Result<V::Value, Self::Error>
+ where
+ V: de::Visitor<'de>,
+ {
+ Err(Error::custom("expected unit variant"))
+ }
+
+ fn struct_variant<V>(
+ self,
+ _fields: &'static [&'static str],
+ _visitor: V,
+ ) -> Result<V::Value, Self::Error>
+ where
+ V: de::Visitor<'de>,
+ {
+ Err(Error::custom("expected unit variant"))
+ }
+}
diff --git a/third_party/rust/serde_urlencoded/src/lib.rs b/third_party/rust/serde_urlencoded/src/lib.rs
new file mode 100644
index 0000000000..b7ccc783f5
--- /dev/null
+++ b/third_party/rust/serde_urlencoded/src/lib.rs
@@ -0,0 +1,12 @@
+//! `x-www-form-urlencoded` meets Serde
+
+#![warn(unused_extern_crates)]
+#![forbid(unsafe_code)]
+
+pub mod de;
+pub mod ser;
+
+#[doc(inline)]
+pub use crate::de::{from_bytes, from_reader, from_str, Deserializer};
+#[doc(inline)]
+pub use crate::ser::{to_string, Serializer};
diff --git a/third_party/rust/serde_urlencoded/src/ser/key.rs b/third_party/rust/serde_urlencoded/src/ser/key.rs
new file mode 100644
index 0000000000..8128a64ebb
--- /dev/null
+++ b/third_party/rust/serde_urlencoded/src/ser/key.rs
@@ -0,0 +1,77 @@
+use crate::ser::part::Sink;
+use crate::ser::Error;
+use serde::Serialize;
+use std::borrow::Cow;
+use std::ops::Deref;
+
+pub enum Key<'key> {
+ Static(&'static str),
+ Dynamic(Cow<'key, str>),
+}
+
+impl<'key> Deref for Key<'key> {
+ type Target = str;
+
+ fn deref(&self) -> &str {
+ match *self {
+ Key::Static(key) => key,
+ Key::Dynamic(ref key) => key,
+ }
+ }
+}
+
+impl<'key> From<Key<'key>> for Cow<'static, str> {
+ fn from(key: Key<'key>) -> Self {
+ match key {
+ Key::Static(key) => key.into(),
+ Key::Dynamic(key) => key.into_owned().into(),
+ }
+ }
+}
+
+pub struct KeySink<End> {
+ end: End,
+}
+
+impl<End, Ok> KeySink<End>
+where
+ End: for<'key> FnOnce(Key<'key>) -> Result<Ok, Error>,
+{
+ pub fn new(end: End) -> Self {
+ KeySink { end }
+ }
+}
+
+impl<End, Ok> Sink for KeySink<End>
+where
+ End: for<'key> FnOnce(Key<'key>) -> Result<Ok, Error>,
+{
+ type Ok = Ok;
+
+ fn serialize_static_str(self, value: &'static str) -> Result<Ok, Error> {
+ (self.end)(Key::Static(value))
+ }
+
+ fn serialize_str(self, value: &str) -> Result<Ok, Error> {
+ (self.end)(Key::Dynamic(value.into()))
+ }
+
+ fn serialize_string(self, value: String) -> Result<Ok, Error> {
+ (self.end)(Key::Dynamic(value.into()))
+ }
+
+ fn serialize_none(self) -> Result<Ok, Error> {
+ Err(self.unsupported())
+ }
+
+ fn serialize_some<T: ?Sized + Serialize>(
+ self,
+ _value: &T,
+ ) -> Result<Ok, Error> {
+ Err(self.unsupported())
+ }
+
+ fn unsupported(self) -> Error {
+ Error::Custom("unsupported key".into())
+ }
+}
diff --git a/third_party/rust/serde_urlencoded/src/ser/mod.rs b/third_party/rust/serde_urlencoded/src/ser/mod.rs
new file mode 100644
index 0000000000..d75b9022b2
--- /dev/null
+++ b/third_party/rust/serde_urlencoded/src/ser/mod.rs
@@ -0,0 +1,555 @@
+//! Serialization support for the `application/x-www-form-urlencoded` format.
+
+mod key;
+mod pair;
+mod part;
+mod value;
+
+use form_urlencoded::Serializer as UrlEncodedSerializer;
+use form_urlencoded::Target as UrlEncodedTarget;
+use serde::ser;
+use std::borrow::Cow;
+use std::error;
+use std::fmt;
+use std::str;
+
+/// Serializes a value into a `application/x-www-form-urlencoded` `String` buffer.
+///
+/// ```
+/// let meal = &[
+/// ("bread", "baguette"),
+/// ("cheese", "comté"),
+/// ("meat", "ham"),
+/// ("fat", "butter"),
+/// ];
+///
+/// assert_eq!(
+/// serde_urlencoded::to_string(meal),
+/// Ok("bread=baguette&cheese=comt%C3%A9&meat=ham&fat=butter".to_owned()));
+/// ```
+pub fn to_string<T: ser::Serialize>(input: T) -> Result<String, Error> {
+ let mut urlencoder = UrlEncodedSerializer::new("".to_owned());
+ input.serialize(Serializer::new(&mut urlencoder))?;
+ Ok(urlencoder.finish())
+}
+
+/// A serializer for the `application/x-www-form-urlencoded` format.
+///
+/// * Supported top-level inputs are structs, maps and sequences of pairs,
+/// with or without a given length.
+///
+/// * Supported keys and values are integers, bytes (if convertible to strings),
+/// unit structs and unit variants.
+///
+/// * Newtype structs defer to their inner values.
+pub struct Serializer<'input, 'output, Target: UrlEncodedTarget> {
+ urlencoder: &'output mut UrlEncodedSerializer<'input, Target>,
+}
+
+impl<'input, 'output, Target: 'output + UrlEncodedTarget>
+ Serializer<'input, 'output, Target>
+{
+ /// Returns a new `Serializer`.
+ pub fn new(
+ urlencoder: &'output mut UrlEncodedSerializer<'input, Target>,
+ ) -> Self {
+ Serializer { urlencoder }
+ }
+}
+
+/// Errors returned during serializing to `application/x-www-form-urlencoded`.
+#[derive(Clone, Debug, PartialEq, Eq)]
+pub enum Error {
+ Custom(Cow<'static, str>),
+ Utf8(str::Utf8Error),
+}
+
+impl fmt::Display for Error {
+ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+ match *self {
+ Error::Custom(ref msg) => msg.fmt(f),
+ Error::Utf8(ref err) => write!(f, "invalid UTF-8: {}", err),
+ }
+ }
+}
+
+impl error::Error for Error {
+ fn description(&self) -> &str {
+ match *self {
+ Error::Custom(ref msg) => msg,
+ Error::Utf8(ref err) => error::Error::description(err),
+ }
+ }
+
+ /// The lower-level cause of this error, in the case of a `Utf8` error.
+ fn cause(&self) -> Option<&dyn error::Error> {
+ match *self {
+ Error::Custom(_) => None,
+ Error::Utf8(ref err) => Some(err),
+ }
+ }
+
+ /// The lower-level source of this error, in the case of a `Utf8` error.
+ fn source(&self) -> Option<&(dyn error::Error + 'static)> {
+ match *self {
+ Error::Custom(_) => None,
+ Error::Utf8(ref err) => Some(err),
+ }
+ }
+}
+
+impl ser::Error for Error {
+ fn custom<T: fmt::Display>(msg: T) -> Self {
+ Error::Custom(format!("{}", msg).into())
+ }
+}
+
+/// Sequence serializer.
+pub struct SeqSerializer<'input, 'output, Target: UrlEncodedTarget> {
+ urlencoder: &'output mut UrlEncodedSerializer<'input, Target>,
+}
+
+/// Tuple serializer.
+///
+/// Mostly used for arrays.
+pub struct TupleSerializer<'input, 'output, Target: UrlEncodedTarget> {
+ urlencoder: &'output mut UrlEncodedSerializer<'input, Target>,
+}
+
+/// Tuple struct serializer.
+///
+/// Never instantiated, tuple structs are not supported.
+pub struct TupleStructSerializer<'input, 'output, T: UrlEncodedTarget> {
+ inner: ser::Impossible<&'output mut UrlEncodedSerializer<'input, T>, Error>,
+}
+
+/// Tuple variant serializer.
+///
+/// Never instantiated, tuple variants are not supported.
+pub struct TupleVariantSerializer<'input, 'output, T: UrlEncodedTarget> {
+ inner: ser::Impossible<&'output mut UrlEncodedSerializer<'input, T>, Error>,
+}
+
+/// Map serializer.
+pub struct MapSerializer<'input, 'output, Target: UrlEncodedTarget> {
+ urlencoder: &'output mut UrlEncodedSerializer<'input, Target>,
+ key: Option<Cow<'static, str>>,
+}
+
+/// Struct serializer.
+pub struct StructSerializer<'input, 'output, Target: UrlEncodedTarget> {
+ urlencoder: &'output mut UrlEncodedSerializer<'input, Target>,
+}
+
+/// Struct variant serializer.
+///
+/// Never instantiated, struct variants are not supported.
+pub struct StructVariantSerializer<'input, 'output, T: UrlEncodedTarget> {
+ inner: ser::Impossible<&'output mut UrlEncodedSerializer<'input, T>, Error>,
+}
+
+impl<'input, 'output, Target> ser::Serializer
+ for Serializer<'input, 'output, Target>
+where
+ Target: 'output + UrlEncodedTarget,
+{
+ type Ok = &'output mut UrlEncodedSerializer<'input, Target>;
+ type Error = Error;
+ type SerializeSeq = SeqSerializer<'input, 'output, Target>;
+ type SerializeTuple = TupleSerializer<'input, 'output, Target>;
+ type SerializeTupleStruct = TupleStructSerializer<'input, 'output, Target>;
+ type SerializeTupleVariant =
+ TupleVariantSerializer<'input, 'output, Target>;
+ type SerializeMap = MapSerializer<'input, 'output, Target>;
+ type SerializeStruct = StructSerializer<'input, 'output, Target>;
+ type SerializeStructVariant =
+ StructVariantSerializer<'input, 'output, Target>;
+
+ /// Returns an error.
+ fn serialize_bool(self, _v: bool) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_i8(self, _v: i8) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_i16(self, _v: i16) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_i32(self, _v: i32) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_i64(self, _v: i64) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_u8(self, _v: u8) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_u16(self, _v: u16) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_u32(self, _v: u32) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_u64(self, _v: u64) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_f32(self, _v: f32) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_f64(self, _v: f64) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_char(self, _v: char) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_str(self, _value: &str) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_bytes(self, _value: &[u8]) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns `Ok`.
+ fn serialize_unit(self) -> Result<Self::Ok, Error> {
+ Ok(self.urlencoder)
+ }
+
+ /// Returns `Ok`.
+ fn serialize_unit_struct(
+ self,
+ _name: &'static str,
+ ) -> Result<Self::Ok, Error> {
+ Ok(self.urlencoder)
+ }
+
+ /// Returns an error.
+ fn serialize_unit_variant(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ _variant: &'static str,
+ ) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Serializes the inner value, ignoring the newtype name.
+ fn serialize_newtype_struct<T: ?Sized + ser::Serialize>(
+ self,
+ _name: &'static str,
+ value: &T,
+ ) -> Result<Self::Ok, Error> {
+ value.serialize(self)
+ }
+
+ /// Returns an error.
+ fn serialize_newtype_variant<T: ?Sized + ser::Serialize>(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ _variant: &'static str,
+ _value: &T,
+ ) -> Result<Self::Ok, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns `Ok`.
+ fn serialize_none(self) -> Result<Self::Ok, Error> {
+ Ok(self.urlencoder)
+ }
+
+ /// Serializes the given value.
+ fn serialize_some<T: ?Sized + ser::Serialize>(
+ self,
+ value: &T,
+ ) -> Result<Self::Ok, Error> {
+ value.serialize(self)
+ }
+
+ /// Serialize a sequence, given length (if any) is ignored.
+ fn serialize_seq(
+ self,
+ _len: Option<usize>,
+ ) -> Result<Self::SerializeSeq, Error> {
+ Ok(SeqSerializer {
+ urlencoder: self.urlencoder,
+ })
+ }
+
+ /// Returns an error.
+ fn serialize_tuple(
+ self,
+ _len: usize,
+ ) -> Result<Self::SerializeTuple, Error> {
+ Ok(TupleSerializer {
+ urlencoder: self.urlencoder,
+ })
+ }
+
+ /// Returns an error.
+ fn serialize_tuple_struct(
+ self,
+ _name: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeTupleStruct, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Returns an error.
+ fn serialize_tuple_variant(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ _variant: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeTupleVariant, Error> {
+ Err(Error::top_level())
+ }
+
+ /// Serializes a map, given length is ignored.
+ fn serialize_map(
+ self,
+ _len: Option<usize>,
+ ) -> Result<Self::SerializeMap, Error> {
+ Ok(MapSerializer {
+ urlencoder: self.urlencoder,
+ key: None,
+ })
+ }
+
+ /// Serializes a struct, given length is ignored.
+ fn serialize_struct(
+ self,
+ _name: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeStruct, Error> {
+ Ok(StructSerializer {
+ urlencoder: self.urlencoder,
+ })
+ }
+
+ /// Returns an error.
+ fn serialize_struct_variant(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ _variant: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeStructVariant, Error> {
+ Err(Error::top_level())
+ }
+}
+
+impl<'input, 'output, Target> ser::SerializeSeq
+ for SeqSerializer<'input, 'output, Target>
+where
+ Target: 'output + UrlEncodedTarget,
+{
+ type Ok = &'output mut UrlEncodedSerializer<'input, Target>;
+ type Error = Error;
+
+ fn serialize_element<T: ?Sized + ser::Serialize>(
+ &mut self,
+ value: &T,
+ ) -> Result<(), Error> {
+ value.serialize(pair::PairSerializer::new(self.urlencoder))
+ }
+
+ fn end(self) -> Result<Self::Ok, Error> {
+ Ok(self.urlencoder)
+ }
+}
+
+impl<'input, 'output, Target> ser::SerializeTuple
+ for TupleSerializer<'input, 'output, Target>
+where
+ Target: 'output + UrlEncodedTarget,
+{
+ type Ok = &'output mut UrlEncodedSerializer<'input, Target>;
+ type Error = Error;
+
+ fn serialize_element<T: ?Sized + ser::Serialize>(
+ &mut self,
+ value: &T,
+ ) -> Result<(), Error> {
+ value.serialize(pair::PairSerializer::new(self.urlencoder))
+ }
+
+ fn end(self) -> Result<Self::Ok, Error> {
+ Ok(self.urlencoder)
+ }
+}
+
+impl<'input, 'output, Target> ser::SerializeTupleStruct
+ for TupleStructSerializer<'input, 'output, Target>
+where
+ Target: 'output + UrlEncodedTarget,
+{
+ type Ok = &'output mut UrlEncodedSerializer<'input, Target>;
+ type Error = Error;
+
+ fn serialize_field<T: ?Sized + ser::Serialize>(
+ &mut self,
+ value: &T,
+ ) -> Result<(), Error> {
+ self.inner.serialize_field(value)
+ }
+
+ fn end(self) -> Result<Self::Ok, Error> {
+ self.inner.end()
+ }
+}
+
+impl<'input, 'output, Target> ser::SerializeTupleVariant
+ for TupleVariantSerializer<'input, 'output, Target>
+where
+ Target: 'output + UrlEncodedTarget,
+{
+ type Ok = &'output mut UrlEncodedSerializer<'input, Target>;
+ type Error = Error;
+
+ fn serialize_field<T: ?Sized + ser::Serialize>(
+ &mut self,
+ value: &T,
+ ) -> Result<(), Error> {
+ self.inner.serialize_field(value)
+ }
+
+ fn end(self) -> Result<Self::Ok, Error> {
+ self.inner.end()
+ }
+}
+
+impl<'input, 'output, Target> ser::SerializeMap
+ for MapSerializer<'input, 'output, Target>
+where
+ Target: 'output + UrlEncodedTarget,
+{
+ type Ok = &'output mut UrlEncodedSerializer<'input, Target>;
+ type Error = Error;
+
+ fn serialize_entry<
+ K: ?Sized + ser::Serialize,
+ V: ?Sized + ser::Serialize,
+ >(
+ &mut self,
+ key: &K,
+ value: &V,
+ ) -> Result<(), Error> {
+ let key_sink = key::KeySink::new(|key| {
+ let value_sink = value::ValueSink::new(self.urlencoder, &key);
+ value.serialize(part::PartSerializer::new(value_sink))?;
+ self.key = None;
+ Ok(())
+ });
+ let entry_serializer = part::PartSerializer::new(key_sink);
+ key.serialize(entry_serializer)
+ }
+
+ fn serialize_key<T: ?Sized + ser::Serialize>(
+ &mut self,
+ key: &T,
+ ) -> Result<(), Error> {
+ let key_sink = key::KeySink::new(|key| Ok(key.into()));
+ let key_serializer = part::PartSerializer::new(key_sink);
+ self.key = Some(key.serialize(key_serializer)?);
+ Ok(())
+ }
+
+ fn serialize_value<T: ?Sized + ser::Serialize>(
+ &mut self,
+ value: &T,
+ ) -> Result<(), Error> {
+ {
+ let key = self.key.as_ref().ok_or_else(Error::no_key)?;
+ let value_sink = value::ValueSink::new(self.urlencoder, &key);
+ value.serialize(part::PartSerializer::new(value_sink))?;
+ }
+ self.key = None;
+ Ok(())
+ }
+
+ fn end(self) -> Result<Self::Ok, Error> {
+ Ok(self.urlencoder)
+ }
+}
+
+impl<'input, 'output, Target> ser::SerializeStruct
+ for StructSerializer<'input, 'output, Target>
+where
+ Target: 'output + UrlEncodedTarget,
+{
+ type Ok = &'output mut UrlEncodedSerializer<'input, Target>;
+ type Error = Error;
+
+ fn serialize_field<T: ?Sized + ser::Serialize>(
+ &mut self,
+ key: &'static str,
+ value: &T,
+ ) -> Result<(), Error> {
+ let value_sink = value::ValueSink::new(self.urlencoder, key);
+ value.serialize(part::PartSerializer::new(value_sink))
+ }
+
+ fn end(self) -> Result<Self::Ok, Error> {
+ Ok(self.urlencoder)
+ }
+}
+
+impl<'input, 'output, Target> ser::SerializeStructVariant
+ for StructVariantSerializer<'input, 'output, Target>
+where
+ Target: 'output + UrlEncodedTarget,
+{
+ type Ok = &'output mut UrlEncodedSerializer<'input, Target>;
+ type Error = Error;
+
+ fn serialize_field<T: ?Sized + ser::Serialize>(
+ &mut self,
+ key: &'static str,
+ value: &T,
+ ) -> Result<(), Error> {
+ self.inner.serialize_field(key, value)
+ }
+
+ fn end(self) -> Result<Self::Ok, Error> {
+ self.inner.end()
+ }
+}
+
+impl Error {
+ fn top_level() -> Self {
+ let msg = "top-level serializer supports only maps and structs";
+ Error::Custom(msg.into())
+ }
+
+ fn no_key() -> Self {
+ let msg = "tried to serialize a value before serializing key";
+ Error::Custom(msg.into())
+ }
+}
diff --git a/third_party/rust/serde_urlencoded/src/ser/pair.rs b/third_party/rust/serde_urlencoded/src/ser/pair.rs
new file mode 100644
index 0000000000..429ce4b2bd
--- /dev/null
+++ b/third_party/rust/serde_urlencoded/src/ser/pair.rs
@@ -0,0 +1,271 @@
+use crate::ser::key::KeySink;
+use crate::ser::part::PartSerializer;
+use crate::ser::value::ValueSink;
+use crate::ser::Error;
+use form_urlencoded::Serializer as UrlEncodedSerializer;
+use form_urlencoded::Target as UrlEncodedTarget;
+use serde::ser;
+use std::borrow::Cow;
+use std::mem;
+
+pub struct PairSerializer<'input, 'target, Target: UrlEncodedTarget> {
+ urlencoder: &'target mut UrlEncodedSerializer<'input, Target>,
+ state: PairState,
+}
+
+impl<'input, 'target, Target> PairSerializer<'input, 'target, Target>
+where
+ Target: 'target + UrlEncodedTarget,
+{
+ pub fn new(
+ urlencoder: &'target mut UrlEncodedSerializer<'input, Target>,
+ ) -> Self {
+ PairSerializer {
+ urlencoder,
+ state: PairState::WaitingForKey,
+ }
+ }
+}
+
+impl<'input, 'target, Target> ser::Serializer
+ for PairSerializer<'input, 'target, Target>
+where
+ Target: 'target + UrlEncodedTarget,
+{
+ type Ok = ();
+ type Error = Error;
+ type SerializeSeq = ser::Impossible<(), Error>;
+ type SerializeTuple = Self;
+ type SerializeTupleStruct = ser::Impossible<(), Error>;
+ type SerializeTupleVariant = ser::Impossible<(), Error>;
+ type SerializeMap = ser::Impossible<(), Error>;
+ type SerializeStruct = ser::Impossible<(), Error>;
+ type SerializeStructVariant = ser::Impossible<(), Error>;
+
+ fn serialize_bool(self, _v: bool) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_i8(self, _v: i8) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_i16(self, _v: i16) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_i32(self, _v: i32) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_i64(self, _v: i64) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_u8(self, _v: u8) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_u16(self, _v: u16) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_u32(self, _v: u32) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_u64(self, _v: u64) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_f32(self, _v: f32) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_f64(self, _v: f64) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_char(self, _v: char) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_str(self, _value: &str) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_bytes(self, _value: &[u8]) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_unit(self) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_unit_struct(self, _name: &'static str) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_unit_variant(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ _variant: &'static str,
+ ) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_newtype_struct<T: ?Sized + ser::Serialize>(
+ self,
+ _name: &'static str,
+ value: &T,
+ ) -> Result<(), Error> {
+ value.serialize(self)
+ }
+
+ fn serialize_newtype_variant<T: ?Sized + ser::Serialize>(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ _variant: &'static str,
+ _value: &T,
+ ) -> Result<(), Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_none(self) -> Result<(), Error> {
+ Ok(())
+ }
+
+ fn serialize_some<T: ?Sized + ser::Serialize>(
+ self,
+ value: &T,
+ ) -> Result<(), Error> {
+ value.serialize(self)
+ }
+
+ fn serialize_seq(
+ self,
+ _len: Option<usize>,
+ ) -> Result<Self::SerializeSeq, Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_tuple(self, len: usize) -> Result<Self, Error> {
+ if len == 2 {
+ Ok(self)
+ } else {
+ Err(Error::unsupported_pair())
+ }
+ }
+
+ fn serialize_tuple_struct(
+ self,
+ _name: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeTupleStruct, Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_tuple_variant(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ _variant: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeTupleVariant, Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_map(
+ self,
+ _len: Option<usize>,
+ ) -> Result<Self::SerializeMap, Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_struct(
+ self,
+ _name: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeStruct, Error> {
+ Err(Error::unsupported_pair())
+ }
+
+ fn serialize_struct_variant(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ _variant: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeStructVariant, Error> {
+ Err(Error::unsupported_pair())
+ }
+}
+
+impl<'input, 'target, Target> ser::SerializeTuple
+ for PairSerializer<'input, 'target, Target>
+where
+ Target: 'target + UrlEncodedTarget,
+{
+ type Ok = ();
+ type Error = Error;
+
+ fn serialize_element<T: ?Sized + ser::Serialize>(
+ &mut self,
+ value: &T,
+ ) -> Result<(), Error> {
+ match mem::replace(&mut self.state, PairState::Done) {
+ PairState::WaitingForKey => {
+ let key_sink = KeySink::new(|key| Ok(key.into()));
+ let key_serializer = PartSerializer::new(key_sink);
+ self.state = PairState::WaitingForValue {
+ key: value.serialize(key_serializer)?,
+ };
+ Ok(())
+ }
+ PairState::WaitingForValue { key } => {
+ let result = {
+ let value_sink = ValueSink::new(self.urlencoder, &key);
+ let value_serializer = PartSerializer::new(value_sink);
+ value.serialize(value_serializer)
+ };
+ if result.is_ok() {
+ self.state = PairState::Done;
+ } else {
+ self.state = PairState::WaitingForValue { key };
+ }
+ result
+ }
+ PairState::Done => Err(Error::done()),
+ }
+ }
+
+ fn end(self) -> Result<(), Error> {
+ if let PairState::Done = self.state {
+ Ok(())
+ } else {
+ Err(Error::not_done())
+ }
+ }
+}
+
+enum PairState {
+ WaitingForKey,
+ WaitingForValue { key: Cow<'static, str> },
+ Done,
+}
+
+impl Error {
+ fn done() -> Self {
+ Error::Custom("this pair has already been serialized".into())
+ }
+
+ fn not_done() -> Self {
+ Error::Custom("this pair has not yet been serialized".into())
+ }
+
+ fn unsupported_pair() -> Self {
+ Error::Custom("unsupported pair".into())
+ }
+}
diff --git a/third_party/rust/serde_urlencoded/src/ser/part.rs b/third_party/rust/serde_urlencoded/src/ser/part.rs
new file mode 100644
index 0000000000..1deffa54b5
--- /dev/null
+++ b/third_party/rust/serde_urlencoded/src/ser/part.rs
@@ -0,0 +1,236 @@
+use crate::ser::Error;
+use serde::ser;
+use std::str;
+
+pub struct PartSerializer<S> {
+ sink: S,
+}
+
+impl<S: Sink> PartSerializer<S> {
+ pub fn new(sink: S) -> Self {
+ PartSerializer { sink }
+ }
+}
+
+pub trait Sink: Sized {
+ type Ok;
+
+ fn serialize_static_str(
+ self,
+ value: &'static str,
+ ) -> Result<Self::Ok, Error>;
+
+ fn serialize_str(self, value: &str) -> Result<Self::Ok, Error>;
+ fn serialize_string(self, value: String) -> Result<Self::Ok, Error>;
+ fn serialize_none(self) -> Result<Self::Ok, Error>;
+
+ fn serialize_some<T: ?Sized + ser::Serialize>(
+ self,
+ value: &T,
+ ) -> Result<Self::Ok, Error>;
+
+ fn unsupported(self) -> Error;
+}
+
+impl<S: Sink> ser::Serializer for PartSerializer<S> {
+ type Ok = S::Ok;
+ type Error = Error;
+ type SerializeSeq = ser::Impossible<S::Ok, Error>;
+ type SerializeTuple = ser::Impossible<S::Ok, Error>;
+ type SerializeTupleStruct = ser::Impossible<S::Ok, Error>;
+ type SerializeTupleVariant = ser::Impossible<S::Ok, Error>;
+ type SerializeMap = ser::Impossible<S::Ok, Error>;
+ type SerializeStruct = ser::Impossible<S::Ok, Error>;
+ type SerializeStructVariant = ser::Impossible<S::Ok, Error>;
+
+ fn serialize_bool(self, v: bool) -> Result<S::Ok, Error> {
+ self.sink
+ .serialize_static_str(if v { "true" } else { "false" })
+ }
+
+ fn serialize_i8(self, v: i8) -> Result<S::Ok, Error> {
+ self.serialize_integer(v)
+ }
+
+ fn serialize_i16(self, v: i16) -> Result<S::Ok, Error> {
+ self.serialize_integer(v)
+ }
+
+ fn serialize_i32(self, v: i32) -> Result<S::Ok, Error> {
+ self.serialize_integer(v)
+ }
+
+ fn serialize_i64(self, v: i64) -> Result<S::Ok, Error> {
+ self.serialize_integer(v)
+ }
+
+ fn serialize_u8(self, v: u8) -> Result<S::Ok, Error> {
+ self.serialize_integer(v)
+ }
+
+ fn serialize_u16(self, v: u16) -> Result<S::Ok, Error> {
+ self.serialize_integer(v)
+ }
+
+ fn serialize_u32(self, v: u32) -> Result<S::Ok, Error> {
+ self.serialize_integer(v)
+ }
+
+ fn serialize_u64(self, v: u64) -> Result<S::Ok, Error> {
+ self.serialize_integer(v)
+ }
+
+ fn serialize_u128(self, v: u128) -> Result<S::Ok, Error> {
+ self.serialize_integer(v)
+ }
+
+ fn serialize_i128(self, v: i128) -> Result<S::Ok, Error> {
+ self.serialize_integer(v)
+ }
+
+ fn serialize_f32(self, v: f32) -> Result<S::Ok, Error> {
+ self.serialize_floating(v)
+ }
+
+ fn serialize_f64(self, v: f64) -> Result<S::Ok, Error> {
+ self.serialize_floating(v)
+ }
+
+ fn serialize_char(self, v: char) -> Result<S::Ok, Error> {
+ self.sink.serialize_string(v.to_string())
+ }
+
+ fn serialize_str(self, value: &str) -> Result<S::Ok, Error> {
+ self.sink.serialize_str(value)
+ }
+
+ fn serialize_bytes(self, value: &[u8]) -> Result<S::Ok, Error> {
+ match str::from_utf8(value) {
+ Ok(value) => self.sink.serialize_str(value),
+ Err(err) => Err(Error::Utf8(err)),
+ }
+ }
+
+ fn serialize_unit(self) -> Result<S::Ok, Error> {
+ Err(self.sink.unsupported())
+ }
+
+ fn serialize_unit_struct(self, name: &'static str) -> Result<S::Ok, Error> {
+ self.sink.serialize_static_str(name)
+ }
+
+ fn serialize_unit_variant(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ variant: &'static str,
+ ) -> Result<S::Ok, Error> {
+ self.sink.serialize_static_str(variant)
+ }
+
+ fn serialize_newtype_struct<T: ?Sized + ser::Serialize>(
+ self,
+ _name: &'static str,
+ value: &T,
+ ) -> Result<S::Ok, Error> {
+ value.serialize(self)
+ }
+
+ fn serialize_newtype_variant<T: ?Sized + ser::Serialize>(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ _variant: &'static str,
+ _value: &T,
+ ) -> Result<S::Ok, Error> {
+ Err(self.sink.unsupported())
+ }
+
+ fn serialize_none(self) -> Result<S::Ok, Error> {
+ self.sink.serialize_none()
+ }
+
+ fn serialize_some<T: ?Sized + ser::Serialize>(
+ self,
+ value: &T,
+ ) -> Result<S::Ok, Error> {
+ self.sink.serialize_some(value)
+ }
+
+ fn serialize_seq(
+ self,
+ _len: Option<usize>,
+ ) -> Result<Self::SerializeSeq, Error> {
+ Err(self.sink.unsupported())
+ }
+
+ fn serialize_tuple(
+ self,
+ _len: usize,
+ ) -> Result<Self::SerializeTuple, Error> {
+ Err(self.sink.unsupported())
+ }
+
+ fn serialize_tuple_struct(
+ self,
+ _name: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeTuple, Error> {
+ Err(self.sink.unsupported())
+ }
+
+ fn serialize_tuple_variant(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ _variant: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeTupleVariant, Error> {
+ Err(self.sink.unsupported())
+ }
+
+ fn serialize_map(
+ self,
+ _len: Option<usize>,
+ ) -> Result<Self::SerializeMap, Error> {
+ Err(self.sink.unsupported())
+ }
+
+ fn serialize_struct(
+ self,
+ _name: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeStruct, Error> {
+ Err(self.sink.unsupported())
+ }
+
+ fn serialize_struct_variant(
+ self,
+ _name: &'static str,
+ _variant_index: u32,
+ _variant: &'static str,
+ _len: usize,
+ ) -> Result<Self::SerializeStructVariant, Error> {
+ Err(self.sink.unsupported())
+ }
+}
+
+impl<S: Sink> PartSerializer<S> {
+ fn serialize_integer<I>(self, value: I) -> Result<S::Ok, Error>
+ where
+ I: itoa::Integer,
+ {
+ let mut buf = itoa::Buffer::new();
+ let part = buf.format(value);
+ ser::Serializer::serialize_str(self, part)
+ }
+
+ fn serialize_floating<F>(self, value: F) -> Result<S::Ok, Error>
+ where
+ F: ryu::Float,
+ {
+ let mut buf = ryu::Buffer::new();
+ let part = buf.format(value);
+ ser::Serializer::serialize_str(self, part)
+ }
+}
diff --git a/third_party/rust/serde_urlencoded/src/ser/value.rs b/third_party/rust/serde_urlencoded/src/ser/value.rs
new file mode 100644
index 0000000000..e8823ce703
--- /dev/null
+++ b/third_party/rust/serde_urlencoded/src/ser/value.rs
@@ -0,0 +1,62 @@
+use crate::ser::part::{PartSerializer, Sink};
+use crate::ser::Error;
+use form_urlencoded::Serializer as UrlEncodedSerializer;
+use form_urlencoded::Target as UrlEncodedTarget;
+use serde::ser::Serialize;
+use std::str;
+
+pub struct ValueSink<'input, 'key, 'target, Target>
+where
+ Target: UrlEncodedTarget,
+{
+ urlencoder: &'target mut UrlEncodedSerializer<'input, Target>,
+ key: &'key str,
+}
+
+impl<'input, 'key, 'target, Target> ValueSink<'input, 'key, 'target, Target>
+where
+ Target: 'target + UrlEncodedTarget,
+{
+ pub fn new(
+ urlencoder: &'target mut UrlEncodedSerializer<'input, Target>,
+ key: &'key str,
+ ) -> Self {
+ ValueSink { urlencoder, key }
+ }
+}
+
+impl<'input, 'key, 'target, Target> Sink
+ for ValueSink<'input, 'key, 'target, Target>
+where
+ Target: 'target + UrlEncodedTarget,
+{
+ type Ok = ();
+
+ fn serialize_str(self, value: &str) -> Result<(), Error> {
+ self.urlencoder.append_pair(self.key, value);
+ Ok(())
+ }
+
+ fn serialize_static_str(self, value: &'static str) -> Result<(), Error> {
+ self.serialize_str(value)
+ }
+
+ fn serialize_string(self, value: String) -> Result<(), Error> {
+ self.serialize_str(&value)
+ }
+
+ fn serialize_none(self) -> Result<Self::Ok, Error> {
+ Ok(())
+ }
+
+ fn serialize_some<T: ?Sized + Serialize>(
+ self,
+ value: &T,
+ ) -> Result<Self::Ok, Error> {
+ value.serialize(PartSerializer::new(self))
+ }
+
+ fn unsupported(self) -> Error {
+ Error::Custom("unsupported value".into())
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 03:01:42 +0000