mirror of
https://github.com/actix/actix-extras.git
synced 2024-11-24 07:53:00 +01:00
Private serde fork (#390)
* Fork serde_urlencoded * Apply enum PR https://github.com/nox/serde_urlencoded/pull/30 * Add test to verify enum in query * Docs are updated to show example of how to use enum.
This commit is contained in:
parent
4395add1c7
commit
7d753eeb8c
@ -67,7 +67,6 @@ rand = "0.5"
|
||||
regex = "1.0"
|
||||
serde = "1.0"
|
||||
serde_json = "1.0"
|
||||
serde_urlencoded = "0.5"
|
||||
sha1 = "0.6"
|
||||
smallvec = "0.6"
|
||||
time = "0.1"
|
||||
@ -105,6 +104,10 @@ tokio-tls = { version="0.1", optional = true }
|
||||
openssl = { version="0.10", optional = true }
|
||||
tokio-openssl = { version="0.2", optional = true }
|
||||
|
||||
# forked url_encoded
|
||||
itoa = "0.4"
|
||||
dtoa = "0.4"
|
||||
|
||||
[dev-dependencies]
|
||||
env_logger = "0.5"
|
||||
serde_derive = "1.0"
|
||||
|
@ -139,15 +139,24 @@ impl<T: fmt::Display> fmt::Display for Path<T> {
|
||||
/// #[macro_use] extern crate serde_derive;
|
||||
/// use actix_web::{App, Query, http};
|
||||
///
|
||||
/// #[derive(Deserialize)]
|
||||
/// struct Info {
|
||||
/// username: String,
|
||||
/// }
|
||||
///
|
||||
///#[derive(Debug, Deserialize)]
|
||||
///pub enum ResponseType {
|
||||
/// Token,
|
||||
/// Code
|
||||
///}
|
||||
///
|
||||
///#[derive(Deserialize)]
|
||||
///pub struct AuthRequest {
|
||||
/// id: u64,
|
||||
/// response_type: ResponseType,
|
||||
///}
|
||||
///
|
||||
/// // use `with` extractor for query info
|
||||
/// // this handler get called only if request's query contains `username` field
|
||||
/// fn index(info: Query<Info>) -> String {
|
||||
/// format!("Welcome {}!", info.username)
|
||||
/// // The correct request for this handler would be `/index.html?id=64&response_type=Code"`
|
||||
/// fn index(info: Query<AuthRequest>) -> String {
|
||||
/// format!("Authorization request for client with id={} and type={:?}!", info.id, info.response_type)
|
||||
/// }
|
||||
///
|
||||
/// fn main() {
|
||||
|
@ -133,7 +133,6 @@ extern crate num_cpus;
|
||||
#[macro_use]
|
||||
extern crate percent_encoding;
|
||||
extern crate serde_json;
|
||||
extern crate serde_urlencoded;
|
||||
extern crate smallvec;
|
||||
#[macro_use]
|
||||
extern crate actix as actix_inner;
|
||||
@ -152,6 +151,7 @@ extern crate openssl;
|
||||
#[cfg(feature = "openssl")]
|
||||
extern crate tokio_openssl;
|
||||
|
||||
mod serde_urlencoded;
|
||||
mod application;
|
||||
mod body;
|
||||
mod context;
|
||||
|
298
src/serde_urlencoded/de.rs
Normal file
298
src/serde_urlencoded/de.rs
Normal file
@ -0,0 +1,298 @@
|
||||
//! Deserialization support for the `application/x-www-form-urlencoded` format.
|
||||
|
||||
use serde::de::{self, DeserializeSeed, EnumAccess, IntoDeserializer, VariantAccess, Visitor};
|
||||
use serde::de::Error as de_Error;
|
||||
|
||||
use serde::de::value::MapDeserializer;
|
||||
use std::borrow::Cow;
|
||||
use std::io::Read;
|
||||
use url::form_urlencoded::Parse as UrlEncodedParse;
|
||||
use url::form_urlencoded::parse;
|
||||
|
||||
#[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"))
|
||||
}
|
||||
}
|
114
src/serde_urlencoded/mod.rs
Normal file
114
src/serde_urlencoded/mod.rs
Normal file
@ -0,0 +1,114 @@
|
||||
//! `x-www-form-urlencoded` meets Serde
|
||||
|
||||
extern crate itoa;
|
||||
extern crate dtoa;
|
||||
|
||||
pub mod de;
|
||||
pub mod ser;
|
||||
|
||||
#[doc(inline)]
|
||||
pub use self::de::{Deserializer, from_bytes, from_reader, from_str};
|
||||
#[doc(inline)]
|
||||
pub use self::ser::{Serializer, to_string};
|
||||
|
||||
#[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()));
|
||||
}
|
||||
}
|
76
src/serde_urlencoded/ser/key.rs
Normal file
76
src/serde_urlencoded/ser/key.rs
Normal file
@ -0,0 +1,76 @@
|
||||
use super::super::ser::Error;
|
||||
use super::super::ser::part::Sink;
|
||||
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: 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())
|
||||
}
|
||||
}
|
507
src/serde_urlencoded/ser/mod.rs
Normal file
507
src/serde_urlencoded/ser/mod.rs
Normal file
@ -0,0 +1,507 @@
|
||||
//! 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: 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())
|
||||
}
|
||||
}
|
257
src/serde_urlencoded/ser/pair.rs
Normal file
257
src/serde_urlencoded/ser/pair.rs
Normal file
@ -0,0 +1,257 @@
|
||||
use super::super::ser::Error;
|
||||
use super::super::ser::key::KeySink;
|
||||
use super::super::ser::part::PartSerializer;
|
||||
use super::super::ser::value::ValueSink;
|
||||
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: 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: 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())
|
||||
}
|
||||
}
|
222
src/serde_urlencoded/ser/part.rs
Normal file
222
src/serde_urlencoded/ser/part.rs
Normal file
@ -0,0 +1,222 @@
|
||||
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: 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.into())
|
||||
}
|
||||
|
||||
fn serialize_unit_variant(self,
|
||||
_name: &'static str,
|
||||
_variant_index: u32,
|
||||
variant: &'static str)
|
||||
-> Result<S::Ok, Error> {
|
||||
self.sink.serialize_static_str(variant.into())
|
||||
}
|
||||
|
||||
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
Normal file
59
src/serde_urlencoded/ser/value.rs
Normal file
@ -0,0 +1,59 @@
|
||||
use super::super::ser::Error;
|
||||
use super::super::ser::part::{PartSerializer, Sink};
|
||||
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: urlencoder,
|
||||
key: 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())
|
||||
}
|
||||
}
|
@ -91,6 +91,48 @@ fn test_query_extractor() {
|
||||
assert_eq!(response.status(), StatusCode::BAD_REQUEST);
|
||||
}
|
||||
|
||||
#[derive(Deserialize, Debug)]
|
||||
pub enum ResponseType {
|
||||
Token,
|
||||
Code
|
||||
}
|
||||
|
||||
#[derive(Debug, Deserialize)]
|
||||
pub struct AuthRequest {
|
||||
id: u64,
|
||||
response_type: ResponseType,
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_query_enum_extractor() {
|
||||
let mut srv = test::TestServer::new(|app| {
|
||||
app.resource("/index.html", |r| {
|
||||
r.with(|p: Query<AuthRequest>| format!("{:?}", p.into_inner()))
|
||||
});
|
||||
});
|
||||
|
||||
// client request
|
||||
let request = srv
|
||||
.get()
|
||||
.uri(srv.url("/index.html?id=64&response_type=Code"))
|
||||
.finish()
|
||||
.unwrap();
|
||||
let response = srv.execute(request.send()).unwrap();
|
||||
assert!(response.status().is_success());
|
||||
|
||||
// read response
|
||||
let bytes = srv.execute(response.body()).unwrap();
|
||||
assert_eq!(bytes, Bytes::from_static(b"AuthRequest { id: 64, response_type: Code }"));
|
||||
|
||||
let request = srv.get().uri(srv.url("/index.html?id=64&response_type=Co")).finish().unwrap();
|
||||
let response = srv.execute(request.send()).unwrap();
|
||||
assert_eq!(response.status(), StatusCode::BAD_REQUEST);
|
||||
|
||||
let request = srv.get().uri(srv.url("/index.html?response_type=Code")).finish().unwrap();
|
||||
let response = srv.execute(request.send()).unwrap();
|
||||
assert_eq!(response.status(), StatusCode::BAD_REQUEST);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_async_extractor_async() {
|
||||
let mut srv = test::TestServer::new(|app| {
|
||||
|
Loading…
Reference in New Issue
Block a user