From 57831dceb0665243e3f94434698331fbd8396acb Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Wed, 17 Feb 2016 19:17:51 +0100
Subject: [PATCH] Add HookErrorKind enums for Pre and Post errors

---
 libimagstore/src/hook.rs | 26 +++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

diff --git a/libimagstore/src/hook.rs b/libimagstore/src/hook.rs
index 1280000d..2aeecd69 100644
--- a/libimagstore/src/hook.rs
+++ b/libimagstore/src/hook.rs
@@ -94,15 +94,39 @@ pub mod error {
     use std::fmt::Error as FmtError;
     use std::clone::Clone;
     use std::fmt::{Display, Formatter};
+    use std::convert::Into;
 
     /**
      * Kind of error
      */
-    #[derive(Clone, Copy, Debug, PartialEq)]
+    #[derive(Clone, Copy, Debug)]
     pub enum HookErrorKind {
+        Pre(PreHookErrorKind),
+        Post(PostHookErrorKind)
+    }
+
+    #[derive(Clone, Copy, Debug, Eq, PartialEq)]
+    pub enum PreHookErrorKind {
         // ...
     }
 
+    impl Into<HookErrorKind> for PreHookErrorKind {
+        fn into(self) -> HookErrorKind {
+            HookErrorKind::Pre(self)
+        }
+    }
+
+    #[derive(Clone, Copy, Debug, Eq, PartialEq)]
+    pub enum PostHookErrorKind {
+        // ...
+    }
+
+    impl Into<HookErrorKind> for PostHookErrorKind {
+        fn into(self) -> HookErrorKind {
+            HookErrorKind::Post(self)
+        }
+    }
+
     fn hook_error_type_as_str(e: &HookErrorKind) -> &'static str {
         match e {
             _ => "",