1 files changed, 25 insertions, 0 deletions
diff --git a/src/lib.rs b/src/lib.rs
index c950e7a..0549a3f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -67,3 +67,28 @@ impl Deref for DbConn {
         &self.0
     }
 }
+
+#[macro_export]
+macro_rules! implement_responder_for {
+    // Implement a responder for the given template type
+    //
+    // Seems I can't add the lifetime after the matcher,
+    // like this: `$template_type<'a>`
+    // So it will have to be passed in to the argument at
+    // the macro incovation instead.
+    ($template_type:ty) => (
+        use rocket::response::{Response, Responder};
+        use rocket::http::{ContentType, Status};
+        use std::io::Cursor;
+        use rocket::request::Request;
+
+        impl<'a> Responder<'a> for $template_type {
+            fn respond_to(self, _: &Request) -> Result<Response<'static>, Status> {
+                Response::build()
+                    .header(ContentType::HTML)
+                    .sized_body(Cursor::new(format!("{}", &self)))
+                    .ok()
+            }
+        }
+    )
+}