implement Debug for Form, Query, Path extractors

src/extractor.rs

@@ -1,6 +1,6 @@
 use std::marker::PhantomData;
 use std::ops::{Deref, DerefMut};
-use std::str;
+use std::{fmt, str};
 
 use bytes::Bytes;
 use encoding::all::UTF_8;
@@ -115,6 +115,18 @@ where
     }
 }
 
+impl<T: fmt::Debug> fmt::Debug for Path<T> {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        self.inner.fmt(f)
+    }
+}
+
+impl<T: fmt::Display> fmt::Display for Path<T> {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        self.inner.fmt(f)
+    }
+}
+
 /// Extract typed information from from the request's query.
 ///
 /// ## Example
@@ -175,13 +187,24 @@ where
 
     #[inline]
     fn from_request(req: &HttpRequest<S>, _: &Self::Config) -> Self::Result {
-        let req = req.clone();
         serde_urlencoded::from_str::<T>(req.query_string())
             .map_err(|e| e.into())
             .map(Query)
     }
 }
 
+impl<T: fmt::Debug> fmt::Debug for Query<T> {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        self.0.fmt(f)
+    }
+}
+
+impl<T: fmt::Display> fmt::Display for Query<T> {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        self.0.fmt(f)
+    }
+}
+
 /// Extract typed information from the request's body.
 ///
 /// To extract typed information from request's body, the type `T` must
@@ -252,6 +275,18 @@ where
     }
 }
 
+impl<T: fmt::Debug> fmt::Debug for Form<T> {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        self.0.fmt(f)
+    }
+}
+
+impl<T: fmt::Display> fmt::Display for Form<T> {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        self.0.fmt(f)
+    }
+}
+
 /// Form extractor configuration
 ///
 /// ```rust