From 3845f28dad3e94166dbcc4658f14e6465c558d5a Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Mon, 16 May 2016 23:51:26 +0200
Subject: [PATCH] Implement IntoError for all generated Errors automatically

---
 libimagerror/src/error_gen.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/libimagerror/src/error_gen.rs b/libimagerror/src/error_gen.rs
index 2f22078a..f54334e4 100644
--- a/libimagerror/src/error_gen.rs
+++ b/libimagerror/src/error_gen.rs
@@ -1,3 +1,5 @@
+use into::IntoError;
+
 #[macro_export]
 macro_rules! generate_error_imports {
     () => {
@@ -41,6 +43,19 @@ macro_rules! generate_error_types {
 
         }
 
+        impl IntoError for $kindname {
+            type Target = $name;
+
+            fn into_error(self) -> Self::Target {
+                $name::new(self, None)
+            }
+
+            fn into_error_with_cause(self, cause: Box<Error>) -> Self::Target {
+                $name::new(self, Some(cause))
+            }
+
+        }
+
         #[derive(Debug)]
         pub struct $name {
             err_type: $kindname,