From b9be543596ad89055f7c9de5a46d9d82a76c0281 Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Fri, 7 Apr 2017 10:04:37 -0700
Subject: [PATCH] Unignore Serializer::serialize_newtype_variant example

---
 serde/src/ser/mod.rs | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/serde/src/ser/mod.rs b/serde/src/ser/mod.rs
index 1937d44b..e06eaefd 100644
--- a/serde/src/ser/mod.rs
+++ b/serde/src/ser/mod.rs
@@ -476,9 +476,23 @@ pub trait Serializer: Sized {
     /// this variant within the enum, and the `variant` is the name of the
     /// variant. The `value` is the data contained within this newtype variant.
     ///
-    /// ```rust,ignore
-    /// match *self {
-    ///     E::N(ref n) => serializer.serialize_newtype_variant("E", 0, "N", n),
+    /// ```rust
+    /// # use serde::{Serialize, Serializer};
+    /// #
+    /// enum E {
+    ///     M(String),
+    ///     N(u8),
+    /// }
+    ///
+    /// impl Serialize for E {
+    ///     fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+    ///         where S: Serializer
+    ///     {
+    ///         match *self {
+    ///             E::M(ref s) => serializer.serialize_newtype_variant("E", 0, "M", s),
+    ///             E::N(n) => serializer.serialize_newtype_variant("E", 1, "N", &n),
+    ///         }
+    ///     }
     /// }
     /// ```
     fn serialize_newtype_variant<T: ?Sized + Serialize>(self,