remove quick_error

quick_error used the deprecated Error::cause interface, therefore we
want to use our own error enums with proper methods.

1 files changed, 12 insertions, 2 deletions

diff --git a/src/main.rs b/src/main.rs
index 181d64a..55afb00 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -11,13 +11,23 @@ extern crate rusttype;
 extern crate termcolor;
 extern crate xdg;
 #[macro_use]
-extern crate quick_error;
-#[macro_use]
 extern crate lazy_static;
 
 use std::error::Error as StdError;
 use std::fmt;
 
+macro_rules! error_froms {
+    ($tname:ty, $($ename:ident : $fty:ty => $res:expr,)*) => {
+        $(
+            impl From<$fty> for $tname {
+                fn from($ename: $fty) -> Self {
+                    $res
+                }
+            }
+        )*
+    }
+}
+
 mod api;
 mod bt;
 mod cache;