From bc1c2b889bd39c7fc329e668ccf1e73c740f7355 Mon Sep 17 00:00:00 2001
From: Kilte Leichnam <nwotnbm@gmail.com>
Date: Fri, 9 Dec 2016 10:03:04 +0300
Subject: [PATCH] feat(response): add send_json method

---
 src/response.rs | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/response.rs b/src/response.rs
index 462e11172b..968af8f39c 100644
--- a/src/response.rs
+++ b/src/response.rs
@@ -4,7 +4,7 @@ use std::sync::RwLock;
 use std::collections::HashMap;
 use std::collections::hash_map::Entry::{Occupied, Vacant};
 use std::path::Path;
-use serialize::Encodable;
+use serialize::{Encodable, json};
 use hyper::status::StatusCode;
 use hyper::server::Response as HyperResponse;
 use hyper::header::{
@@ -146,6 +146,24 @@ impl<'a, D> Response<'a, D, Fresh> {
         }
     }
 
+    /// Writes a JSON to the output
+    ///
+    /// # Examples
+    /// ```{rust}
+    /// use nickel::{Request, Response, MiddlewareResult};
+    ///
+    /// # #[allow(dead_code)]
+    /// fn handler<'a, D>(_: &mut Request<D>, res: Response<'a, D>) -> MiddlewareResult<'a, D> {
+    ///     let json_data = String::from("Hello!");
+    ///     res.send_json(&json_data)
+    /// }
+    /// ```
+    pub fn send_json<T: Encodable>(mut self, data: &T) -> MiddlewareResult<'a, D> {
+        let encoded = try_with!(self, json::encode(data).map_err(|e| (StatusCode::InternalServerError, e)));
+        self.set(MediaType::Json);
+        self.send(encoded)
+    }
+
     // TODO: This needs to be more sophisticated to return the correct headers
     // not just "some headers" :)
     //