Switch serde dependency to serde_core (#3477)

axum-extra/src/extract/form.rs

@@ -5,7 +5,7 @@ use axum::{
 };
 use axum_core::__composite_rejection as composite_rejection;
 use axum_core::__define_rejection as define_rejection;
-use serde::de::DeserializeOwned;
+use serde_core::de::DeserializeOwned;
 
 /// Extractor that deserializes `application/x-www-form-urlencoded` requests
 /// into some type.

axum-extra/src/extract/json_deserializer.rs

@@ -4,7 +4,7 @@ use axum_core::__define_rejection as define_rejection;
 use axum_core::extract::rejection::BytesRejection;
 use bytes::Bytes;
 use http::{header, HeaderMap};
-use serde::Deserialize;
+use serde_core::Deserialize;
 use std::marker::PhantomData;
 
 /// JSON Extractor for zero-copy deserialization.

axum-extra/src/extract/optional_path.rs

@@ -2,7 +2,7 @@ use axum::{
     extract::{rejection::PathRejection, FromRequestParts, Path},
     RequestPartsExt,
 };
-use serde::de::DeserializeOwned;
+use serde_core::de::DeserializeOwned;
 
 /// Extractor that extracts path arguments the same way as [`Path`], except if there aren't any.
 ///

axum-extra/src/extract/query.rs

@@ -2,7 +2,7 @@ use axum::extract::FromRequestParts;
 use axum_core::__composite_rejection as composite_rejection;
 use axum_core::__define_rejection as define_rejection;
 use http::{request::Parts, Uri};
-use serde::de::DeserializeOwned;
+use serde_core::de::DeserializeOwned;
 
 /// Extractor that deserializes query strings into some type.
 ///

axum-extra/src/json_lines.rs

@@ -9,7 +9,7 @@ use axum::{
 use bytes::{BufMut, BytesMut};
 use futures_util::stream::{BoxStream, Stream, TryStream, TryStreamExt};
 use pin_project_lite::pin_project;
-use serde::{de::DeserializeOwned, Serialize};
+use serde_core::{de::DeserializeOwned, Serialize};
 use std::{
     convert::Infallible,
     io::{self, Write},
@@ -173,7 +173,7 @@ where
 
 #[cfg(test)]
 mod tests {
-    use super::*;
+    use super::JsonLines;
     use crate::test_helpers::*;
     use axum::{
         routing::{get, post},
@@ -181,8 +181,8 @@ mod tests {
     };
     use futures_util::StreamExt;
     use http::StatusCode;
-    use serde::Deserialize;
-    use std::error::Error;
+    use serde::{Deserialize, Serialize};
+    use std::{convert::Infallible, error::Error};
 
     #[derive(Serialize, Deserialize, PartialEq, Eq, Debug)]
     struct User {

axum-extra/src/response/erased_json.rs

@@ -5,7 +5,7 @@ use axum::{
     response::{IntoResponse, Response},
 };
 use bytes::{BufMut, Bytes, BytesMut};
-use serde::Serialize;
+use serde_core::Serialize;
 
 /// A response type that holds a JSON in serialized form.
 ///

axum-extra/src/routing/typed.rs

@@ -2,7 +2,7 @@ use std::{any::type_name, fmt};
 
 use super::sealed::Sealed;
 use http::Uri;
-use serde::Serialize;
+use serde_core::Serialize;
 
 /// A type safe path.
 ///
@@ -384,7 +384,6 @@ impl_second_element_is!(T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13,
 
 #[cfg(test)]
 mod tests {
-    use super::*;
     use crate::{
         extract::WithRejection,
         routing::{RouterExt, TypedPath},
@@ -394,7 +393,7 @@ mod tests {
         response::{IntoResponse, Response},
         Router,
     };
-    use serde::Deserialize;
+    use serde::{Deserialize, Serialize};
 
     #[derive(TypedPath, Deserialize)]
     #[typed_path("/users/{id}")]