special parse for string

src/requester.rs

@@ -2,16 +2,21 @@ use http::Request;
 use http_body_util::BodyExt;
 use hyper::body::Incoming;
 use serde::de::DeserializeOwned;
-use std::error::Error;
+use std::{any::TypeId, error::Error};
 
 pub struct Requester;
 
 impl Requester {
     pub async fn extract_body<T>(req: Request<Incoming>) -> Result<T, Box<dyn Error + Send + Sync>>
     where
-        T: DeserializeOwned,
+        T: DeserializeOwned + 'static,
     {
         let body = req.collect().await?.to_bytes();
+        if TypeId::of::<T>() == TypeId::of::<String>() {
+            let string = String::from_utf8(body.to_vec())?;
+            return Ok(serde_json::from_str(&string)?);
+        }
+
         Ok(serde_json::from_slice(&body)?)
     }
 }