Merge pull request #1967 from flanger001/patch-1

Edit readme: clarify writing conditional methods
carrierwaveuploader · Aug 11, 2016 · fa5dd61 · fa5dd61
2 parents d188659 + ca0c849
commit fa5dd61
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/README.md b/README.md
@@ -278,7 +278,9 @@ end
 ### Conditional versions
 
 Occasionally you want to restrict the creation of versions on certain
-properties within the model or based on the picture itself.
+properties within the model or based on the picture itself. Create an
+instance method that accepts a file object as an argument and returns
+a boolean.
 
 ```ruby
 class MyUploader < CarrierWave::Uploader::Base