From d02e62233088df15fd43b86aa97e0695b375a46b Mon Sep 17 00:00:00 2001
From: Alex Crichton <alex@alexcrichton.com>
Date: Mon, 7 Mar 2016 23:48:01 -0800
Subject: WIP

---
 src/encoder/mod.rs | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/encoder/mod.rs')

diff --git a/src/encoder/mod.rs b/src/encoder/mod.rs
index cdfe8e2..fb628fa 100644
--- a/src/encoder/mod.rs
+++ b/src/encoder/mod.rs
@@ -61,6 +61,8 @@ pub enum Error {
     /// Indicates that a type other than a string was attempted to be used as a
     /// map key type.
     InvalidMapKeyType,
+    /// A custom error type was generated
+    Custom(String),
 }
 
 #[derive(PartialEq)]
@@ -202,6 +204,7 @@ impl fmt::Display for Error {
                                                        at this location"),
             Error::InvalidMapKeyType => write!(f, "only strings can be used as \
                                                    key types"),
+            Error::Custom(ref s) => write!(f, "custom error: {}", s),
         }
     }
 }
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