Fix deprecation warning of RSpec matcher

zetachang · zetachang · commit aa48f86bd584 · 2017-01-14T19:12:45.000+08:00
diff --git a/lib/react/test/matchers/render_html_matcher.rb b/lib/react/test/matchers/render_html_matcher.rb
@@ -22,10 +22,12 @@ def failure_message
           failure_string
         end
 
-        def negative_failure_message
+        def failure_message_when_negated
           failure_string(:negative)
         end
 
+        alias negative_failure_message failure_message_when_negated
+
         private
 
         def render_to_html
