From 4d10eef55df49ba3d5f7b834750592f27800d0f7 Mon Sep 17 00:00:00 2001
From: Erick Tryzelaar <erick.tryzelaar@gmail.com>
Date: Sun, 21 Feb 2016 16:03:33 -0800
Subject: [PATCH] doc(serde): Document the visit_string method

Closes #184
---
 serde/src/de/mod.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/serde/src/de/mod.rs b/serde/src/de/mod.rs
index 3d172a06..11050648 100644
--- a/serde/src/de/mod.rs
+++ b/serde/src/de/mod.rs
@@ -541,7 +541,9 @@ pub trait Visitor {
         Err(Error::type_mismatch(Type::Str))
     }
 
-    /// `visit_string` deserializes a `String` into a `Value`.
+    /// `visit_string` deserializes a `String` into a `Value`.  This allows a deserializer to avoid
+    /// a copy if it is deserializing a string from a `String` type.  By default it passes a `&str`
+    /// to the `visit_str` method.
     #[inline]
     fn visit_string<E>(&mut self, v: String) -> Result<Self::Value, E>
         where E: Error,