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Merge branch 'master' into master

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Nikolay Kim 2018-08-23 09:34:34 -07:00 committed by GitHub
commit 89f414477c
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9 changed files with 2 additions and 1493 deletions
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4
Cargo.toml
View File

@ -118,9 +118,7 @@ webpki-roots = { version = "0.15", optional = true }
# unix sockets
tokio-uds = { version="0.2", optional = true }
# forked url_encoded
itoa = "0.4"
dtoa = "0.4"
serde_urlencoded = "^0.5.3"
[dev-dependencies]
env_logger = "0.5"

2
src/lib.rs
View File

@ -127,6 +127,7 @@ extern crate tokio_uds;
extern crate url;
#[macro_use]
extern crate serde;
extern crate serde_urlencoded;
#[cfg(feature = "brotli")]
extern crate brotli2;
extern crate encoding;
@ -184,7 +185,6 @@ mod resource;
mod route;
mod router;
mod scope;
mod serde_urlencoded;
mod uri;
mod with;

305
src/serde_urlencoded/de.rs
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@ -1,305 +0,0 @@
//! Deserialization support for the `application/x-www-form-urlencoded` format.
use serde::de::Error as de_Error;
use serde::de::{
self, DeserializeSeed, EnumAccess, IntoDeserializer, VariantAccess, Visitor,
};
use serde::de::value::MapDeserializer;
use std::borrow::Cow;
use std::io::Read;
use url::form_urlencoded::parse;
use url::form_urlencoded::Parse as UrlEncodedParse;
#[doc(inline)]
pub use serde::de::value::Error;
/// Deserializes a `application/x-wwww-url-encoded` value from a `&[u8]`.
///
/// ```ignore
/// 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-wwww-url-encoded` value from a `&str`.
///
/// ```ignore
/// 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())
}
#[allow(dead_code)]
/// 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>,
{
self.0.into_deserializer().deserialize_any(visitor)
}
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 { value: self.0 })
}
forward_to_deserialize_any! {
char
str
string
unit
bytes
byte_buf
unit_struct
newtype_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,
}
}
/// Provides access to a keyword which can be deserialized into an enum variant. The enum variant
/// must be a unit variant, otherwise deserialization will fail.
struct ValueEnumAccess<'de> {
value: Cow<'de, str>,
}
impl<'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: DeserializeSeed<'de>,
{
let variant = seed.deserialize(self.value.into_deserializer())?;
Ok((variant, UnitOnlyVariantAccess))
}
}
/// A visitor for deserializing the contents of the enum variant. As we only support
/// `unit_variant`, all other variant types will return an error.
struct UnitOnlyVariantAccess;
impl<'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: DeserializeSeed<'de>,
{
Err(Error::custom("expected unit variant"))
}
fn tuple_variant<V>(self, _len: usize, _visitor: V) -> Result<V::Value, Self::Error>
where
V: 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: Visitor<'de>,
{
Err(Error::custom("expected unit variant"))
}
}

121
src/serde_urlencoded/mod.rs
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@ -1,121 +0,0 @@
//! `x-www-form-urlencoded` meets Serde
extern crate dtoa;
extern crate itoa;
pub mod de;
pub mod ser;
#[doc(inline)]
pub use self::de::{from_bytes, from_reader, from_str, Deserializer};
#[doc(inline)]
pub use self::ser::{to_string, Serializer};
#[cfg(test)]
mod tests {
#[test]
fn deserialize_bytes() {
let result = vec![("first".to_owned(), 23), ("last".to_owned(), 42)];
assert_eq!(super::from_bytes(b"first=23&last=42"), Ok(result));
}
#[test]
fn deserialize_str() {
let result = vec![("first".to_owned(), 23), ("last".to_owned(), 42)];
assert_eq!(super::from_str("first=23&last=42"), Ok(result));
}
#[test]
fn deserialize_reader() {
let result = vec![("first".to_owned(), 23), ("last".to_owned(), 42)];
assert_eq!(super::from_reader(b"first=23&last=42" as &[_]), Ok(result));
}
#[test]
fn deserialize_option() {
let result = vec![
("first".to_owned(), Some(23)),
("last".to_owned(), Some(42)),
];
assert_eq!(super::from_str("first=23&last=42"), Ok(result));
}
#[test]
fn deserialize_unit() {
assert_eq!(super::from_str(""), Ok(()));
assert_eq!(super::from_str("&"), Ok(()));
assert_eq!(super::from_str("&&"), Ok(()));
assert!(super::from_str::<()>("first=23").is_err());
}
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq)]
enum X {
A,
B,
C,
}
#[test]
fn deserialize_unit_enum() {
let result = vec![
("one".to_owned(), X::A),
("two".to_owned(), X::B),
("three".to_owned(), X::C),
];
assert_eq!(super::from_str("one=A&two=B&three=C"), Ok(result));
}
#[test]
fn serialize_option_map_int() {
let params = &[("first", Some(23)), ("middle", None), ("last", Some(42))];
assert_eq!(super::to_string(params), Ok("first=23&last=42".to_owned()));
}
#[test]
fn serialize_option_map_string() {
let params = &[
("first", Some("hello")),
("middle", None),
("last", Some("world")),
];
assert_eq!(
super::to_string(params),
Ok("first=hello&last=world".to_owned())
);
}
#[test]
fn serialize_option_map_bool() {
let params = &[("one", Some(true)), ("two", Some(false))];
assert_eq!(
super::to_string(params),
Ok("one=true&two=false".to_owned())
);
}
#[test]
fn serialize_map_bool() {
let params = &[("one", true), ("two", false)];
assert_eq!(
super::to_string(params),
Ok("one=true&two=false".to_owned())
);
}
#[test]
fn serialize_unit_enum() {
let params = &[("one", X::A), ("two", X::B), ("three", X::C)];
assert_eq!(
super::to_string(params),
Ok("one=A&two=B&three=C".to_owned())
);
}
}

74
src/serde_urlencoded/ser/key.rs
View File

@ -1,74 +0,0 @@
use super::super::ser::part::Sink;
use super::super::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())
}
}

490
src/serde_urlencoded/ser/mod.rs
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@ -1,490 +0,0 @@
//! Serialization support for the `application/x-www-form-urlencoded` format.
mod key;
mod pair;
mod part;
mod value;
use serde::ser;
use std::borrow::Cow;
use std::error;
use std::fmt;
use std::str;
use url::form_urlencoded::Serializer as UrlEncodedSerializer;
use url::form_urlencoded::Target as UrlEncodedTarget;
/// Serializes a value into a `application/x-wwww-url-encoded` `String` buffer.
///
/// ```ignore
/// 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<'output, Target: 'output + UrlEncodedTarget> {
urlencoder: &'output mut UrlEncodedSerializer<Target>,
}
impl<'output, Target: 'output + UrlEncodedTarget> Serializer<'output, Target> {
/// Returns a new `Serializer`.
pub fn new(urlencoder: &'output mut UrlEncodedSerializer<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<&error::Error> {
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<'output, Target: 'output + UrlEncodedTarget> {
urlencoder: &'output mut UrlEncodedSerializer<Target>,
}
/// Tuple serializer.
///
/// Mostly used for arrays.
pub struct TupleSerializer<'output, Target: 'output + UrlEncodedTarget> {
urlencoder: &'output mut UrlEncodedSerializer<Target>,
}
/// Tuple struct serializer.
///
/// Never instantiated, tuple structs are not supported.
pub struct TupleStructSerializer<'output, T: 'output + UrlEncodedTarget> {
inner: ser::Impossible<&'output mut UrlEncodedSerializer<T>, Error>,
}
/// Tuple variant serializer.
///
/// Never instantiated, tuple variants are not supported.
pub struct TupleVariantSerializer<'output, T: 'output + UrlEncodedTarget> {
inner: ser::Impossible<&'output mut UrlEncodedSerializer<T>, Error>,
}
/// Map serializer.
pub struct MapSerializer<'output, Target: 'output + UrlEncodedTarget> {
urlencoder: &'output mut UrlEncodedSerializer<Target>,
key: Option<Cow<'static, str>>,
}
/// Struct serializer.
pub struct StructSerializer<'output, Target: 'output + UrlEncodedTarget> {
urlencoder: &'output mut UrlEncodedSerializer<Target>,
}
/// Struct variant serializer.
///
/// Never instantiated, struct variants are not supported.
pub struct StructVariantSerializer<'output, T: 'output + UrlEncodedTarget> {
inner: ser::Impossible<&'output mut UrlEncodedSerializer<T>, Error>,
}
impl<'output, Target> ser::Serializer for Serializer<'output, Target>
where
Target: 'output + UrlEncodedTarget,
{
type Ok = &'output mut UrlEncodedSerializer<Target>;
type Error = Error;
type SerializeSeq = SeqSerializer<'output, Target>;
type SerializeTuple = TupleSerializer<'output, Target>;
type SerializeTupleStruct = TupleStructSerializer<'output, Target>;
type SerializeTupleVariant = TupleVariantSerializer<'output, Target>;
type SerializeMap = MapSerializer<'output, Target>;
type SerializeStruct = StructSerializer<'output, Target>;
type SerializeStructVariant = StructVariantSerializer<'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 an error.
fn serialize_unit(self) -> Result<Self::Ok, Error> {
Err(Error::top_level())
}
/// Returns an error.
fn serialize_unit_struct(self, _name: &'static str) -> Result<Self::Ok, Error> {
Err(Error::top_level())
}
/// 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<'output, Target> ser::SerializeSeq for SeqSerializer<'output, Target>
where
Target: 'output + UrlEncodedTarget,
{
type Ok = &'output mut UrlEncodedSerializer<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<'output, Target> ser::SerializeTuple for TupleSerializer<'output, Target>
where
Target: 'output + UrlEncodedTarget,
{
type Ok = &'output mut UrlEncodedSerializer<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<'output, Target> ser::SerializeTupleStruct
for TupleStructSerializer<'output, Target>
where
Target: 'output + UrlEncodedTarget,
{
type Ok = &'output mut UrlEncodedSerializer<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<'output, Target> ser::SerializeTupleVariant
for TupleVariantSerializer<'output, Target>
where
Target: 'output + UrlEncodedTarget,
{
type Ok = &'output mut UrlEncodedSerializer<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<'output, Target> ser::SerializeMap for MapSerializer<'output, Target>
where
Target: 'output + UrlEncodedTarget,
{
type Ok = &'output mut UrlEncodedSerializer<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<'output, Target> ser::SerializeStruct for StructSerializer<'output, Target>
where
Target: 'output + UrlEncodedTarget,
{
type Ok = &'output mut UrlEncodedSerializer<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<'output, Target> ser::SerializeStructVariant
for StructVariantSerializer<'output, Target>
where
Target: 'output + UrlEncodedTarget,
{
type Ok = &'output mut UrlEncodedSerializer<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())
}
}

239
src/serde_urlencoded/ser/pair.rs
View File

@ -1,239 +0,0 @@
use super::super::ser::key::KeySink;
use super::super::ser::part::PartSerializer;
use super::super::ser::value::ValueSink;
use super::super::ser::Error;
use serde::ser;
use std::borrow::Cow;
use std::mem;
use url::form_urlencoded::Serializer as UrlEncodedSerializer;
use url::form_urlencoded::Target as UrlEncodedTarget;
pub struct PairSerializer<'target, Target: 'target + UrlEncodedTarget> {
urlencoder: &'target mut UrlEncodedSerializer<Target>,
state: PairState,
}
impl<'target, Target> PairSerializer<'target, Target>
where
Target: 'target + UrlEncodedTarget,
{
pub fn new(urlencoder: &'target mut UrlEncodedSerializer<Target>) -> Self {
PairSerializer {
urlencoder,
state: PairState::WaitingForKey,
}
}
}
impl<'target, Target> ser::Serializer for PairSerializer<'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<'target, Target> ser::SerializeTuple for PairSerializer<'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())
}
}

201
src/serde_urlencoded/ser/part.rs
View File

@ -1,201 +0,0 @@
use serde;
use super::super::dtoa;
use super::super::itoa;
use super::super::ser::Error;
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 + serde::ser::Serialize>(
self, value: &T,
) -> Result<Self::Ok, Error>;
fn unsupported(self) -> Error;
}
impl<S: Sink> serde::ser::Serializer for PartSerializer<S> {
type Ok = S::Ok;
type Error = Error;
type SerializeSeq = serde::ser::Impossible<S::Ok, Error>;
type SerializeTuple = serde::ser::Impossible<S::Ok, Error>;
type SerializeTupleStruct = serde::ser::Impossible<S::Ok, Error>;
type SerializeTupleVariant = serde::ser::Impossible<S::Ok, Error>;
type SerializeMap = serde::ser::Impossible<S::Ok, Error>;
type SerializeStruct = serde::ser::Impossible<S::Ok, Error>;
type SerializeStructVariant = serde::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_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 + serde::ser::Serialize>(
self, _name: &'static str, value: &T,
) -> Result<S::Ok, Error> {
value.serialize(self)
}
fn serialize_newtype_variant<T: ?Sized + serde::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 + serde::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 = [b'\0'; 20];
let len = itoa::write(&mut buf[..], value).unwrap();
let part = unsafe { str::from_utf8_unchecked(&buf[0..len]) };
serde::ser::Serializer::serialize_str(self, part)
}
fn serialize_floating<F>(self, value: F) -> Result<S::Ok, Error>
where
F: dtoa::Floating,
{
let mut buf = [b'\0'; 24];
let len = dtoa::write(&mut buf[..], value).unwrap();
let part = unsafe { str::from_utf8_unchecked(&buf[0..len]) };
serde::ser::Serializer::serialize_str(self, part)
}
}

59
src/serde_urlencoded/ser/value.rs
View File

@ -1,59 +0,0 @@
use super::super::ser::part::{PartSerializer, Sink};
use super::super::ser::Error;
use serde::ser::Serialize;
use std::str;
use url::form_urlencoded::Serializer as UrlEncodedSerializer;
use url::form_urlencoded::Target as UrlEncodedTarget;
pub struct ValueSink<'key, 'target, Target>
where
Target: 'target + UrlEncodedTarget,
{
urlencoder: &'target mut UrlEncodedSerializer<Target>,
key: &'key str,
}
impl<'key, 'target, Target> ValueSink<'key, 'target, Target>
where
Target: 'target + UrlEncodedTarget,
{
pub fn new(
urlencoder: &'target mut UrlEncodedSerializer<Target>, key: &'key str,
) -> Self {
ValueSink { urlencoder, key }
}
}
impl<'key, 'target, Target> Sink for ValueSink<'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())
}
}