From 4038bda96bba66f64f8f1322e031eefc65616c58 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Sat, 1 Jul 2017 12:10:11 +0200
Subject: Underscore its an interface

---
 lib/active_file/site.rb | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'lib')

diff --git a/lib/active_file/site.rb b/lib/active_file/site.rb
index 7cd33e11cc..d7035a3f09 100644
--- a/lib/active_file/site.rb
+++ b/lib/active_file/site.rb
@@ -1,30 +1,39 @@
+# Abstract class serving as an interface for concrete sites.
 class ActiveFile::Site
   def initialize
   end
 
   def upload(key, data)
+    raise NotImplementedError
   end
 
   def download(key)
+    raise NotImplementedError
   end
 
   def delete(key)
+    raise NotImplementedError
   end
 
   def exists?(key)
+    raise NotImplementedError
   end
 
   def url(key)
+    raise NotImplementedError
   end
 
   def checksum(key)
+    raise NotImplementedError
   end
 
 
   def copy(from_key:, to_key:)
+    raise NotImplementedError
   end
 
   def move(from_key:, to_key:)
+    raise NotImplementedError
   end
 end
 
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