Add more user friendly message to Connection#initialize

This adds the cause for the exception as a message to this exception, making it more clear why this failed.
crystal-lang · Apr 14, 2018 · c7c65bf · c7c65bf
1 parent 4fb35a7
commit c7c65bf
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/mysql/connection.cr b/src/mysql/connection.cr
@@ -28,8 +28,8 @@ class MySql::Connection < DB::Connection
       read_ok_or_err do |packet, status|
         raise "packet #{status} not implemented"
       end
-    rescue Errno
-      raise DB::ConnectionRefused.new
+    rescue ex : Errno
+      raise DB::ConnectionRefused.new(ex.message)
     end
   end