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-rw-r--r--third_party/rust/serde/src/ser/mod.rs79
1 files changed, 37 insertions, 42 deletions
diff --git a/third_party/rust/serde/src/ser/mod.rs b/third_party/rust/serde/src/ser/mod.rs
index 75c45140e2..74b5e07691 100644
--- a/third_party/rust/serde/src/ser/mod.rs
+++ b/third_party/rust/serde/src/ser/mod.rs
@@ -796,9 +796,9 @@ pub trait Serializer: Sized {
/// ```
///
/// [`Some(T)`]: https://doc.rust-lang.org/std/option/enum.Option.html#variant.Some
- fn serialize_some<T: ?Sized>(self, value: &T) -> Result<Self::Ok, Self::Error>
+ fn serialize_some<T>(self, value: &T) -> Result<Self::Ok, Self::Error>
where
- T: Serialize;
+ T: ?Sized + Serialize;
/// Serialize a `()` value.
///
@@ -891,13 +891,13 @@ pub trait Serializer: Sized {
/// }
/// }
/// ```
- fn serialize_newtype_struct<T: ?Sized>(
+ fn serialize_newtype_struct<T>(
self,
name: &'static str,
value: &T,
) -> Result<Self::Ok, Self::Error>
where
- T: Serialize;
+ T: ?Sized + Serialize;
/// Serialize a newtype variant like `E::N` in `enum E { N(u8) }`.
///
@@ -925,7 +925,7 @@ pub trait Serializer: Sized {
/// }
/// }
/// ```
- fn serialize_newtype_variant<T: ?Sized>(
+ fn serialize_newtype_variant<T>(
self,
name: &'static str,
variant_index: u32,
@@ -933,7 +933,7 @@ pub trait Serializer: Sized {
value: &T,
) -> Result<Self::Ok, Self::Error>
where
- T: Serialize;
+ T: ?Sized + Serialize;
/// Begin to serialize a variably sized sequence. This call must be
/// followed by zero or more calls to `serialize_element`, then a call to
@@ -1170,7 +1170,8 @@ pub trait Serializer: Sized {
/// then a call to `end`.
///
/// The `name` is the name of the struct and the `len` is the number of
- /// data fields that will be serialized.
+ /// data fields that will be serialized. `len` does not include fields
+ /// which are skipped with [`SerializeStruct::skip_field`].
///
/// ```edition2021
/// use serde::ser::{Serialize, SerializeStruct, Serializer};
@@ -1207,6 +1208,8 @@ pub trait Serializer: Sized {
/// The `name` is the name of the enum, the `variant_index` is the index of
/// this variant within the enum, the `variant` is the name of the variant,
/// and the `len` is the number of data fields that will be serialized.
+ /// `len` does not include fields which are skipped with
+ /// [`SerializeStructVariant::skip_field`].
///
/// ```edition2021
/// use serde::ser::{Serialize, SerializeStructVariant, Serializer};
@@ -1346,9 +1349,9 @@ pub trait Serializer: Sized {
/// [`String`]: https://doc.rust-lang.org/std/string/struct.String.html
/// [`serialize_str`]: #tymethod.serialize_str
#[cfg(any(feature = "std", feature = "alloc"))]
- fn collect_str<T: ?Sized>(self, value: &T) -> Result<Self::Ok, Self::Error>
+ fn collect_str<T>(self, value: &T) -> Result<Self::Ok, Self::Error>
where
- T: Display,
+ T: ?Sized + Display,
{
self.serialize_str(&value.to_string())
}
@@ -1379,9 +1382,9 @@ pub trait Serializer: Sized {
/// }
/// ```
#[cfg(not(any(feature = "std", feature = "alloc")))]
- fn collect_str<T: ?Sized>(self, value: &T) -> Result<Self::Ok, Self::Error>
+ fn collect_str<T>(self, value: &T) -> Result<Self::Ok, Self::Error>
where
- T: Display;
+ T: ?Sized + Display;
/// Determine whether `Serialize` implementations should serialize in
/// human-readable form.
@@ -1493,9 +1496,9 @@ pub trait SerializeSeq {
type Error: Error;
/// Serialize a sequence element.
- fn serialize_element<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
+ fn serialize_element<T>(&mut self, value: &T) -> Result<(), Self::Error>
where
- T: Serialize;
+ T: ?Sized + Serialize;
/// Finish serializing a sequence.
fn end(self) -> Result<Self::Ok, Self::Error>;
@@ -1593,9 +1596,9 @@ pub trait SerializeTuple {
type Error: Error;
/// Serialize a tuple element.
- fn serialize_element<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
+ fn serialize_element<T>(&mut self, value: &T) -> Result<(), Self::Error>
where
- T: Serialize;
+ T: ?Sized + Serialize;
/// Finish serializing a tuple.
fn end(self) -> Result<Self::Ok, Self::Error>;
@@ -1638,9 +1641,9 @@ pub trait SerializeTupleStruct {
type Error: Error;
/// Serialize a tuple struct field.
- fn serialize_field<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
+ fn serialize_field<T>(&mut self, value: &T) -> Result<(), Self::Error>
where
- T: Serialize;
+ T: ?Sized + Serialize;
/// Finish serializing a tuple struct.
fn end(self) -> Result<Self::Ok, Self::Error>;
@@ -1696,9 +1699,9 @@ pub trait SerializeTupleVariant {
type Error: Error;
/// Serialize a tuple variant field.
- fn serialize_field<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
+ fn serialize_field<T>(&mut self, value: &T) -> Result<(), Self::Error>
where
- T: Serialize;
+ T: ?Sized + Serialize;
/// Finish serializing a tuple variant.
fn end(self) -> Result<Self::Ok, Self::Error>;
@@ -1767,9 +1770,9 @@ pub trait SerializeMap {
/// `serialize_entry` instead as it may be implemented more efficiently in
/// some formats compared to a pair of calls to `serialize_key` and
/// `serialize_value`.
- fn serialize_key<T: ?Sized>(&mut self, key: &T) -> Result<(), Self::Error>
+ fn serialize_key<T>(&mut self, key: &T) -> Result<(), Self::Error>
where
- T: Serialize;
+ T: ?Sized + Serialize;
/// Serialize a map value.
///
@@ -1777,9 +1780,9 @@ pub trait SerializeMap {
///
/// Calling `serialize_value` before `serialize_key` is incorrect and is
/// allowed to panic or produce bogus results.
- fn serialize_value<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
+ fn serialize_value<T>(&mut self, value: &T) -> Result<(), Self::Error>
where
- T: Serialize;
+ T: ?Sized + Serialize;
/// Serialize a map entry consisting of a key and a value.
///
@@ -1798,14 +1801,10 @@ pub trait SerializeMap {
/// [`Serialize`]: ../trait.Serialize.html
/// [`serialize_key`]: #tymethod.serialize_key
/// [`serialize_value`]: #tymethod.serialize_value
- fn serialize_entry<K: ?Sized, V: ?Sized>(
- &mut self,
- key: &K,
- value: &V,
- ) -> Result<(), Self::Error>
+ fn serialize_entry<K, V>(&mut self, key: &K, value: &V) -> Result<(), Self::Error>
where
- K: Serialize,
- V: Serialize,
+ K: ?Sized + Serialize,
+ V: ?Sized + Serialize,
{
tri!(self.serialize_key(key));
self.serialize_value(value)
@@ -1856,15 +1855,13 @@ pub trait SerializeStruct {
type Error: Error;
/// Serialize a struct field.
- fn serialize_field<T: ?Sized>(
- &mut self,
- key: &'static str,
- value: &T,
- ) -> Result<(), Self::Error>
+ fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
where
- T: Serialize;
+ T: ?Sized + Serialize;
/// Indicate that a struct field has been skipped.
+ ///
+ /// The default implementation does nothing.
#[inline]
fn skip_field(&mut self, key: &'static str) -> Result<(), Self::Error> {
let _ = key;
@@ -1922,15 +1919,13 @@ pub trait SerializeStructVariant {
type Error: Error;
/// Serialize a struct variant field.
- fn serialize_field<T: ?Sized>(
- &mut self,
- key: &'static str,
- value: &T,
- ) -> Result<(), Self::Error>
+ fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
where
- T: Serialize;
+ T: ?Sized + Serialize;
/// Indicate that a struct variant field has been skipped.
+ ///
+ /// The default implementation does nothing.
#[inline]
fn skip_field(&mut self, key: &'static str) -> Result<(), Self::Error> {
let _ = key;