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use crate::error::{Error, ErrorCode, Result};
use crate::map::Map;
use crate::value::{to_value, Value};
use alloc::borrow::ToOwned;
use alloc::string::{String, ToString};
use alloc::vec::Vec;
use core::fmt::Display;
use core::result;
use serde::ser::{Impossible, Serialize};
impl Serialize for Value {
#[inline]
fn serialize<S>(&self, serializer: S) -> result::Result<S::Ok, S::Error>
where
S: ::serde::Serializer,
{
match self {
Value::Null => serializer.serialize_unit(),
Value::Bool(b) => serializer.serialize_bool(*b),
Value::Number(n) => n.serialize(serializer),
Value::String(s) => serializer.serialize_str(s),
Value::Array(v) => v.serialize(serializer),
#[cfg(any(feature = "std", feature = "alloc"))]
Value::Object(m) => {
use serde::ser::SerializeMap;
let mut map = tri!(serializer.serialize_map(Some(m.len())));
for (k, v) in m {
tri!(map.serialize_entry(k, v));
}
map.end()
}
#[cfg(not(any(feature = "std", feature = "alloc")))]
Value::Object(_) => unreachable!(),
}
}
}
/// Serializer whose output is a `Value`.
///
/// This is the serializer that backs [`serde_json::to_value`][crate::to_value].
/// Unlike the main serde_json serializer which goes from some serializable
/// value of type `T` to JSON text, this one goes from `T` to
/// `serde_json::Value`.
///
/// The `to_value` function is implementable as:
///
/// ```
/// use serde::Serialize;
/// use serde_json::{Error, Value};
///
/// pub fn to_value<T>(input: T) -> Result<Value, Error>
/// where
/// T: Serialize,
/// {
/// input.serialize(serde_json::value::Serializer)
/// }
/// ```
pub struct Serializer;
impl serde::Serializer for Serializer {
type Ok = Value;
type Error = Error;
type SerializeSeq = SerializeVec;
type SerializeTuple = SerializeVec;
type SerializeTupleStruct = SerializeVec;
type SerializeTupleVariant = SerializeTupleVariant;
type SerializeMap = SerializeMap;
type SerializeStruct = SerializeMap;
type SerializeStructVariant = SerializeStructVariant;
#[inline]
fn serialize_bool(self, value: bool) -> Result<Value> {
Ok(Value::Bool(value))
}
#[inline]
fn serialize_i8(self, value: i8) -> Result<Value> {
self.serialize_i64(value as i64)
}
#[inline]
fn serialize_i16(self, value: i16) -> Result<Value> {
self.serialize_i64(value as i64)
}
#[inline]
fn serialize_i32(self, value: i32) -> Result<Value> {
self.serialize_i64(value as i64)
}
fn serialize_i64(self, value: i64) -> Result<Value> {
Ok(Value::Number(value.into()))
}
fn serialize_i128(self, value: i128) -> Result<Value> {
#[cfg(feature = "arbitrary_precision")]
{
Ok(Value::Number(value.into()))
}
#[cfg(not(feature = "arbitrary_precision"))]
{
if let Ok(value) = u64::try_from(value) {
Ok(Value::Number(value.into()))
} else if let Ok(value) = i64::try_from(value) {
Ok(Value::Number(value.into()))
} else {
Err(Error::syntax(ErrorCode::NumberOutOfRange, 0, 0))
}
}
}
#[inline]
fn serialize_u8(self, value: u8) -> Result<Value> {
self.serialize_u64(value as u64)
}
#[inline]
fn serialize_u16(self, value: u16) -> Result<Value> {
self.serialize_u64(value as u64)
}
#[inline]
fn serialize_u32(self, value: u32) -> Result<Value> {
self.serialize_u64(value as u64)
}
#[inline]
fn serialize_u64(self, value: u64) -> Result<Value> {
Ok(Value::Number(value.into()))
}
fn serialize_u128(self, value: u128) -> Result<Value> {
#[cfg(feature = "arbitrary_precision")]
{
Ok(Value::Number(value.into()))
}
#[cfg(not(feature = "arbitrary_precision"))]
{
if let Ok(value) = u64::try_from(value) {
Ok(Value::Number(value.into()))
} else {
Err(Error::syntax(ErrorCode::NumberOutOfRange, 0, 0))
}
}
}
#[inline]
fn serialize_f32(self, float: f32) -> Result<Value> {
Ok(Value::from(float))
}
#[inline]
fn serialize_f64(self, float: f64) -> Result<Value> {
Ok(Value::from(float))
}
#[inline]
fn serialize_char(self, value: char) -> Result<Value> {
let mut s = String::new();
s.push(value);
Ok(Value::String(s))
}
#[inline]
fn serialize_str(self, value: &str) -> Result<Value> {
Ok(Value::String(value.to_owned()))
}
fn serialize_bytes(self, value: &[u8]) -> Result<Value> {
let vec = value.iter().map(|&b| Value::Number(b.into())).collect();
Ok(Value::Array(vec))
}
#[inline]
fn serialize_unit(self) -> Result<Value> {
Ok(Value::Null)
}
#[inline]
fn serialize_unit_struct(self, _name: &'static str) -> Result<Value> {
self.serialize_unit()
}
#[inline]
fn serialize_unit_variant(
self,
_name: &'static str,
_variant_index: u32,
variant: &'static str,
) -> Result<Value> {
self.serialize_str(variant)
}
#[inline]
fn serialize_newtype_struct<T>(self, _name: &'static str, value: &T) -> Result<Value>
where
T: ?Sized + Serialize,
{
value.serialize(self)
}
fn serialize_newtype_variant<T>(
self,
_name: &'static str,
_variant_index: u32,
variant: &'static str,
value: &T,
) -> Result<Value>
where
T: ?Sized + Serialize,
{
let mut values = Map::new();
values.insert(String::from(variant), tri!(to_value(value)));
Ok(Value::Object(values))
}
#[inline]
fn serialize_none(self) -> Result<Value> {
self.serialize_unit()
}
#[inline]
fn serialize_some<T>(self, value: &T) -> Result<Value>
where
T: ?Sized + Serialize,
{
value.serialize(self)
}
fn serialize_seq(self, len: Option<usize>) -> Result<Self::SerializeSeq> {
Ok(SerializeVec {
vec: Vec::with_capacity(len.unwrap_or(0)),
})
}
fn serialize_tuple(self, len: usize) -> Result<Self::SerializeTuple> {
self.serialize_seq(Some(len))
}
fn serialize_tuple_struct(
self,
_name: &'static str,
len: usize,
) -> Result<Self::SerializeTupleStruct> {
self.serialize_seq(Some(len))
}
fn serialize_tuple_variant(
self,
_name: &'static str,
_variant_index: u32,
variant: &'static str,
len: usize,
) -> Result<Self::SerializeTupleVariant> {
Ok(SerializeTupleVariant {
name: String::from(variant),
vec: Vec::with_capacity(len),
})
}
fn serialize_map(self, _len: Option<usize>) -> Result<Self::SerializeMap> {
Ok(SerializeMap::Map {
map: Map::new(),
next_key: None,
})
}
fn serialize_struct(self, name: &'static str, len: usize) -> Result<Self::SerializeStruct> {
match name {
#[cfg(feature = "arbitrary_precision")]
crate::number::TOKEN => Ok(SerializeMap::Number { out_value: None }),
#[cfg(feature = "raw_value")]
crate::raw::TOKEN => Ok(SerializeMap::RawValue { out_value: None }),
_ => self.serialize_map(Some(len)),
}
}
fn serialize_struct_variant(
self,
_name: &'static str,
_variant_index: u32,
variant: &'static str,
_len: usize,
) -> Result<Self::SerializeStructVariant> {
Ok(SerializeStructVariant {
name: String::from(variant),
map: Map::new(),
})
}
fn collect_str<T>(self, value: &T) -> Result<Value>
where
T: ?Sized + Display,
{
Ok(Value::String(value.to_string()))
}
}
pub struct SerializeVec {
vec: Vec<Value>,
}
pub struct SerializeTupleVariant {
name: String,
vec: Vec<Value>,
}
pub enum SerializeMap {
Map {
map: Map<String, Value>,
next_key: Option<String>,
},
#[cfg(feature = "arbitrary_precision")]
Number { out_value: Option<Value> },
#[cfg(feature = "raw_value")]
RawValue { out_value: Option<Value> },
}
pub struct SerializeStructVariant {
name: String,
map: Map<String, Value>,
}
impl serde::ser::SerializeSeq for SerializeVec {
type Ok = Value;
type Error = Error;
fn serialize_element<T>(&mut self, value: &T) -> Result<()>
where
T: ?Sized + Serialize,
{
self.vec.push(tri!(to_value(value)));
Ok(())
}
fn end(self) -> Result<Value> {
Ok(Value::Array(self.vec))
}
}
impl serde::ser::SerializeTuple for SerializeVec {
type Ok = Value;
type Error = Error;
fn serialize_element<T>(&mut self, value: &T) -> Result<()>
where
T: ?Sized + Serialize,
{
serde::ser::SerializeSeq::serialize_element(self, value)
}
fn end(self) -> Result<Value> {
serde::ser::SerializeSeq::end(self)
}
}
impl serde::ser::SerializeTupleStruct for SerializeVec {
type Ok = Value;
type Error = Error;
fn serialize_field<T>(&mut self, value: &T) -> Result<()>
where
T: ?Sized + Serialize,
{
serde::ser::SerializeSeq::serialize_element(self, value)
}
fn end(self) -> Result<Value> {
serde::ser::SerializeSeq::end(self)
}
}
impl serde::ser::SerializeTupleVariant for SerializeTupleVariant {
type Ok = Value;
type Error = Error;
fn serialize_field<T>(&mut self, value: &T) -> Result<()>
where
T: ?Sized + Serialize,
{
self.vec.push(tri!(to_value(value)));
Ok(())
}
fn end(self) -> Result<Value> {
let mut object = Map::new();
object.insert(self.name, Value::Array(self.vec));
Ok(Value::Object(object))
}
}
impl serde::ser::SerializeMap for SerializeMap {
type Ok = Value;
type Error = Error;
fn serialize_key<T>(&mut self, key: &T) -> Result<()>
where
T: ?Sized + Serialize,
{
match self {
SerializeMap::Map { next_key, .. } => {
*next_key = Some(tri!(key.serialize(MapKeySerializer)));
Ok(())
}
#[cfg(feature = "arbitrary_precision")]
SerializeMap::Number { .. } => unreachable!(),
#[cfg(feature = "raw_value")]
SerializeMap::RawValue { .. } => unreachable!(),
}
}
fn serialize_value<T>(&mut self, value: &T) -> Result<()>
where
T: ?Sized + Serialize,
{
match self {
SerializeMap::Map { map, next_key } => {
let key = next_key.take();
// Panic because this indicates a bug in the program rather than an
// expected failure.
let key = key.expect("serialize_value called before serialize_key");
map.insert(key, tri!(to_value(value)));
Ok(())
}
#[cfg(feature = "arbitrary_precision")]
SerializeMap::Number { .. } => unreachable!(),
#[cfg(feature = "raw_value")]
SerializeMap::RawValue { .. } => unreachable!(),
}
}
fn end(self) -> Result<Value> {
match self {
SerializeMap::Map { map, .. } => Ok(Value::Object(map)),
#[cfg(feature = "arbitrary_precision")]
SerializeMap::Number { .. } => unreachable!(),
#[cfg(feature = "raw_value")]
SerializeMap::RawValue { .. } => unreachable!(),
}
}
}
struct MapKeySerializer;
fn key_must_be_a_string() -> Error {
Error::syntax(ErrorCode::KeyMustBeAString, 0, 0)
}
fn float_key_must_be_finite() -> Error {
Error::syntax(ErrorCode::FloatKeyMustBeFinite, 0, 0)
}
impl serde::Serializer for MapKeySerializer {
type Ok = String;
type Error = Error;
type SerializeSeq = Impossible<String, Error>;
type SerializeTuple = Impossible<String, Error>;
type SerializeTupleStruct = Impossible<String, Error>;
type SerializeTupleVariant = Impossible<String, Error>;
type SerializeMap = Impossible<String, Error>;
type SerializeStruct = Impossible<String, Error>;
type SerializeStructVariant = Impossible<String, Error>;
#[inline]
fn serialize_unit_variant(
self,
_name: &'static str,
_variant_index: u32,
variant: &'static str,
) -> Result<String> {
Ok(variant.to_owned())
}
#[inline]
fn serialize_newtype_struct<T>(self, _name: &'static str, value: &T) -> Result<String>
where
T: ?Sized + Serialize,
{
value.serialize(self)
}
fn serialize_bool(self, value: bool) -> Result<String> {
Ok(value.to_string())
}
fn serialize_i8(self, value: i8) -> Result<String> {
Ok(value.to_string())
}
fn serialize_i16(self, value: i16) -> Result<String> {
Ok(value.to_string())
}
fn serialize_i32(self, value: i32) -> Result<String> {
Ok(value.to_string())
}
fn serialize_i64(self, value: i64) -> Result<String> {
Ok(value.to_string())
}
fn serialize_u8(self, value: u8) -> Result<String> {
Ok(value.to_string())
}
fn serialize_u16(self, value: u16) -> Result<String> {
Ok(value.to_string())
}
fn serialize_u32(self, value: u32) -> Result<String> {
Ok(value.to_string())
}
fn serialize_u64(self, value: u64) -> Result<String> {
Ok(value.to_string())
}
fn serialize_f32(self, value: f32) -> Result<String> {
if value.is_finite() {
Ok(ryu::Buffer::new().format_finite(value).to_owned())
} else {
Err(float_key_must_be_finite())
}
}
fn serialize_f64(self, value: f64) -> Result<String> {
if value.is_finite() {
Ok(ryu::Buffer::new().format_finite(value).to_owned())
} else {
Err(float_key_must_be_finite())
}
}
#[inline]
fn serialize_char(self, value: char) -> Result<String> {
Ok({
let mut s = String::new();
s.push(value);
s
})
}
#[inline]
fn serialize_str(self, value: &str) -> Result<String> {
Ok(value.to_owned())
}
fn serialize_bytes(self, _value: &[u8]) -> Result<String> {
Err(key_must_be_a_string())
}
fn serialize_unit(self) -> Result<String> {
Err(key_must_be_a_string())
}
fn serialize_unit_struct(self, _name: &'static str) -> Result<String> {
Err(key_must_be_a_string())
}
fn serialize_newtype_variant<T>(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_value: &T,
) -> Result<String>
where
T: ?Sized + Serialize,
{
Err(key_must_be_a_string())
}
fn serialize_none(self) -> Result<String> {
Err(key_must_be_a_string())
}
fn serialize_some<T>(self, _value: &T) -> Result<String>
where
T: ?Sized + Serialize,
{
Err(key_must_be_a_string())
}
fn serialize_seq(self, _len: Option<usize>) -> Result<Self::SerializeSeq> {
Err(key_must_be_a_string())
}
fn serialize_tuple(self, _len: usize) -> Result<Self::SerializeTuple> {
Err(key_must_be_a_string())
}
fn serialize_tuple_struct(
self,
_name: &'static str,
_len: usize,
) -> Result<Self::SerializeTupleStruct> {
Err(key_must_be_a_string())
}
fn serialize_tuple_variant(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_len: usize,
) -> Result<Self::SerializeTupleVariant> {
Err(key_must_be_a_string())
}
fn serialize_map(self, _len: Option<usize>) -> Result<Self::SerializeMap> {
Err(key_must_be_a_string())
}
fn serialize_struct(self, _name: &'static str, _len: usize) -> Result<Self::SerializeStruct> {
Err(key_must_be_a_string())
}
fn serialize_struct_variant(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_len: usize,
) -> Result<Self::SerializeStructVariant> {
Err(key_must_be_a_string())
}
fn collect_str<T>(self, value: &T) -> Result<String>
where
T: ?Sized + Display,
{
Ok(value.to_string())
}
}
impl serde::ser::SerializeStruct for SerializeMap {
type Ok = Value;
type Error = Error;
fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<()>
where
T: ?Sized + Serialize,
{
match self {
SerializeMap::Map { .. } => serde::ser::SerializeMap::serialize_entry(self, key, value),
#[cfg(feature = "arbitrary_precision")]
SerializeMap::Number { out_value } => {
if key == crate::number::TOKEN {
*out_value = Some(tri!(value.serialize(NumberValueEmitter)));
Ok(())
} else {
Err(invalid_number())
}
}
#[cfg(feature = "raw_value")]
SerializeMap::RawValue { out_value } => {
if key == crate::raw::TOKEN {
*out_value = Some(tri!(value.serialize(RawValueEmitter)));
Ok(())
} else {
Err(invalid_raw_value())
}
}
}
}
fn end(self) -> Result<Value> {
match self {
SerializeMap::Map { .. } => serde::ser::SerializeMap::end(self),
#[cfg(feature = "arbitrary_precision")]
SerializeMap::Number { out_value, .. } => {
Ok(out_value.expect("number value was not emitted"))
}
#[cfg(feature = "raw_value")]
SerializeMap::RawValue { out_value, .. } => {
Ok(out_value.expect("raw value was not emitted"))
}
}
}
}
impl serde::ser::SerializeStructVariant for SerializeStructVariant {
type Ok = Value;
type Error = Error;
fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<()>
where
T: ?Sized + Serialize,
{
self.map.insert(String::from(key), tri!(to_value(value)));
Ok(())
}
fn end(self) -> Result<Value> {
let mut object = Map::new();
object.insert(self.name, Value::Object(self.map));
Ok(Value::Object(object))
}
}
#[cfg(feature = "arbitrary_precision")]
struct NumberValueEmitter;
#[cfg(feature = "arbitrary_precision")]
fn invalid_number() -> Error {
Error::syntax(ErrorCode::InvalidNumber, 0, 0)
}
#[cfg(feature = "arbitrary_precision")]
impl serde::ser::Serializer for NumberValueEmitter {
type Ok = Value;
type Error = Error;
type SerializeSeq = Impossible<Value, Error>;
type SerializeTuple = Impossible<Value, Error>;
type SerializeTupleStruct = Impossible<Value, Error>;
type SerializeTupleVariant = Impossible<Value, Error>;
type SerializeMap = Impossible<Value, Error>;
type SerializeStruct = Impossible<Value, Error>;
type SerializeStructVariant = Impossible<Value, Error>;
fn serialize_bool(self, _v: bool) -> Result<Value> {
Err(invalid_number())
}
fn serialize_i8(self, _v: i8) -> Result<Value> {
Err(invalid_number())
}
fn serialize_i16(self, _v: i16) -> Result<Value> {
Err(invalid_number())
}
fn serialize_i32(self, _v: i32) -> Result<Value> {
Err(invalid_number())
}
fn serialize_i64(self, _v: i64) -> Result<Value> {
Err(invalid_number())
}
fn serialize_u8(self, _v: u8) -> Result<Value> {
Err(invalid_number())
}
fn serialize_u16(self, _v: u16) -> Result<Value> {
Err(invalid_number())
}
fn serialize_u32(self, _v: u32) -> Result<Value> {
Err(invalid_number())
}
fn serialize_u64(self, _v: u64) -> Result<Value> {
Err(invalid_number())
}
fn serialize_f32(self, _v: f32) -> Result<Value> {
Err(invalid_number())
}
fn serialize_f64(self, _v: f64) -> Result<Value> {
Err(invalid_number())
}
fn serialize_char(self, _v: char) -> Result<Value> {
Err(invalid_number())
}
fn serialize_str(self, value: &str) -> Result<Value> {
let n = tri!(value.to_owned().parse());
Ok(Value::Number(n))
}
fn serialize_bytes(self, _value: &[u8]) -> Result<Value> {
Err(invalid_number())
}
fn serialize_none(self) -> Result<Value> {
Err(invalid_number())
}
fn serialize_some<T>(self, _value: &T) -> Result<Value>
where
T: ?Sized + Serialize,
{
Err(invalid_number())
}
fn serialize_unit(self) -> Result<Value> {
Err(invalid_number())
}
fn serialize_unit_struct(self, _name: &'static str) -> Result<Value> {
Err(invalid_number())
}
fn serialize_unit_variant(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
) -> Result<Value> {
Err(invalid_number())
}
fn serialize_newtype_struct<T>(self, _name: &'static str, _value: &T) -> Result<Value>
where
T: ?Sized + Serialize,
{
Err(invalid_number())
}
fn serialize_newtype_variant<T>(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_value: &T,
) -> Result<Value>
where
T: ?Sized + Serialize,
{
Err(invalid_number())
}
fn serialize_seq(self, _len: Option<usize>) -> Result<Self::SerializeSeq> {
Err(invalid_number())
}
fn serialize_tuple(self, _len: usize) -> Result<Self::SerializeTuple> {
Err(invalid_number())
}
fn serialize_tuple_struct(
self,
_name: &'static str,
_len: usize,
) -> Result<Self::SerializeTupleStruct> {
Err(invalid_number())
}
fn serialize_tuple_variant(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_len: usize,
) -> Result<Self::SerializeTupleVariant> {
Err(invalid_number())
}
fn serialize_map(self, _len: Option<usize>) -> Result<Self::SerializeMap> {
Err(invalid_number())
}
fn serialize_struct(self, _name: &'static str, _len: usize) -> Result<Self::SerializeStruct> {
Err(invalid_number())
}
fn serialize_struct_variant(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_len: usize,
) -> Result<Self::SerializeStructVariant> {
Err(invalid_number())
}
}
#[cfg(feature = "raw_value")]
struct RawValueEmitter;
#[cfg(feature = "raw_value")]
fn invalid_raw_value() -> Error {
Error::syntax(ErrorCode::ExpectedSomeValue, 0, 0)
}
#[cfg(feature = "raw_value")]
impl serde::ser::Serializer for RawValueEmitter {
type Ok = Value;
type Error = Error;
type SerializeSeq = Impossible<Value, Error>;
type SerializeTuple = Impossible<Value, Error>;
type SerializeTupleStruct = Impossible<Value, Error>;
type SerializeTupleVariant = Impossible<Value, Error>;
type SerializeMap = Impossible<Value, Error>;
type SerializeStruct = Impossible<Value, Error>;
type SerializeStructVariant = Impossible<Value, Error>;
fn serialize_bool(self, _v: bool) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_i8(self, _v: i8) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_i16(self, _v: i16) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_i32(self, _v: i32) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_i64(self, _v: i64) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_u8(self, _v: u8) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_u16(self, _v: u16) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_u32(self, _v: u32) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_u64(self, _v: u64) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_f32(self, _v: f32) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_f64(self, _v: f64) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_char(self, _v: char) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_str(self, value: &str) -> Result<Value> {
crate::from_str(value)
}
fn serialize_bytes(self, _value: &[u8]) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_none(self) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_some<T>(self, _value: &T) -> Result<Value>
where
T: ?Sized + Serialize,
{
Err(invalid_raw_value())
}
fn serialize_unit(self) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_unit_struct(self, _name: &'static str) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_unit_variant(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
) -> Result<Value> {
Err(invalid_raw_value())
}
fn serialize_newtype_struct<T>(self, _name: &'static str, _value: &T) -> Result<Value>
where
T: ?Sized + Serialize,
{
Err(invalid_raw_value())
}
fn serialize_newtype_variant<T>(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_value: &T,
) -> Result<Value>
where
T: ?Sized + Serialize,
{
Err(invalid_raw_value())
}
fn serialize_seq(self, _len: Option<usize>) -> Result<Self::SerializeSeq> {
Err(invalid_raw_value())
}
fn serialize_tuple(self, _len: usize) -> Result<Self::SerializeTuple> {
Err(invalid_raw_value())
}
fn serialize_tuple_struct(
self,
_name: &'static str,
_len: usize,
) -> Result<Self::SerializeTupleStruct> {
Err(invalid_raw_value())
}
fn serialize_tuple_variant(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_len: usize,
) -> Result<Self::SerializeTupleVariant> {
Err(invalid_raw_value())
}
fn serialize_map(self, _len: Option<usize>) -> Result<Self::SerializeMap> {
Err(invalid_raw_value())
}
fn serialize_struct(self, _name: &'static str, _len: usize) -> Result<Self::SerializeStruct> {
Err(invalid_raw_value())
}
fn serialize_struct_variant(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_len: usize,
) -> Result<Self::SerializeStructVariant> {
Err(invalid_raw_value())
}
fn collect_str<T>(self, value: &T) -> Result<Self::Ok>
where
T: ?Sized + Display,
{
self.serialize_str(&value.to_string())
}
}