From af6d4b30312c21fc5d181cbfc98a8132678e8a05 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Lecrenier?= <loic.lecrenier@me.com>
Date: Mon, 9 Jan 2023 13:43:16 +0100
Subject: [PATCH] Remove unused deserr extractor

---
 meilisearch/src/extractors/deserr.rs | 78 ----------------------------
 meilisearch/src/extractors/mod.rs    |  1 -
 2 files changed, 79 deletions(-)
 delete mode 100644 meilisearch/src/extractors/deserr.rs

diff --git a/meilisearch/src/extractors/deserr.rs b/meilisearch/src/extractors/deserr.rs
deleted file mode 100644
index f800a228e..000000000
--- a/meilisearch/src/extractors/deserr.rs
+++ /dev/null
@@ -1,78 +0,0 @@
-use std::fmt::Debug;
-use std::future::Future;
-use std::marker::PhantomData;
-use std::pin::Pin;
-use std::task::{Context, Poll};
-
-use actix_web::dev::Payload;
-use actix_web::web::Json;
-use actix_web::{FromRequest, HttpRequest};
-use deserr::{DeserializeError, DeserializeFromValue};
-use futures::ready;
-use meilisearch_types::error::{ErrorCode, ResponseError};
-
-/// Extractor for typed data from Json request payloads
-/// deserialised by deserr.
-///
-/// # Extractor
-/// To extract typed data from a request body, the inner type `T` must implement the
-/// [`deserr::DeserializeFromError<E>`] trait. The inner type `E` must implement the
-/// [`ErrorCode`](meilisearch_error::ErrorCode) trait.
-#[derive(Debug)]
-pub struct ValidatedJson<T, E>(pub T, PhantomData<*const E>);
-
-impl<T, E> ValidatedJson<T, E> {
-    pub fn new(data: T) -> Self {
-        ValidatedJson(data, PhantomData)
-    }
-    pub fn into_inner(self) -> T {
-        self.0
-    }
-}
-
-impl<T, E> FromRequest for ValidatedJson<T, E>
-where
-    E: DeserializeError + ErrorCode + 'static,
-    T: DeserializeFromValue<E>,
-{
-    type Error = actix_web::Error;
-    type Future = ValidatedJsonExtractFut<T, E>;
-
-    #[inline]
-    fn from_request(req: &HttpRequest, payload: &mut Payload) -> Self::Future {
-        ValidatedJsonExtractFut {
-            fut: Json::<serde_json::Value>::from_request(req, payload),
-            _phantom: PhantomData,
-        }
-    }
-}
-
-pub struct ValidatedJsonExtractFut<T, E> {
-    fut: <Json<serde_json::Value> as FromRequest>::Future,
-    _phantom: PhantomData<*const (T, E)>,
-}
-
-impl<T, E> Future for ValidatedJsonExtractFut<T, E>
-where
-    T: DeserializeFromValue<E>,
-    E: DeserializeError + ErrorCode + 'static,
-{
-    type Output = Result<ValidatedJson<T, E>, actix_web::Error>;
-
-    fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
-        let ValidatedJsonExtractFut { fut, .. } = self.get_mut();
-        let fut = Pin::new(fut);
-
-        let res = ready!(fut.poll(cx));
-
-        let res = match res {
-            Err(err) => Err(err),
-            Ok(data) => match deserr::deserialize::<_, _, E>(data.into_inner()) {
-                Ok(data) => Ok(ValidatedJson::new(data)),
-                Err(e) => Err(ResponseError::from(e).into()),
-            },
-        };
-
-        Poll::Ready(res)
-    }
-}
diff --git a/meilisearch/src/extractors/mod.rs b/meilisearch/src/extractors/mod.rs
index cb1ac28bf..f44b0c004 100644
--- a/meilisearch/src/extractors/mod.rs
+++ b/meilisearch/src/extractors/mod.rs
@@ -1,7 +1,6 @@
 pub mod payload;
 #[macro_use]
 pub mod authentication;
-// pub mod deserr;
 pub mod json;
 pub mod query_parameters;
 pub mod sequential_extractor;