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-rw-r--r--actionpack/lib/action_view/renderer/template_renderer.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/actionpack/lib/action_view/renderer/template_renderer.rb b/actionpack/lib/action_view/renderer/template_renderer.rb
index 3e3a44b432..06148ccc98 100644
--- a/actionpack/lib/action_view/renderer/template_renderer.rb
+++ b/actionpack/lib/action_view/renderer/template_renderer.rb
@@ -25,6 +25,8 @@ module ActionView
elsif options.key?(:template)
options[:template].respond_to?(:render) ?
options[:template] : find_template(options[:template], options[:prefixes], false, keys, @details)
+ else
+ raise ArgumentError, "You invoked render but did not give any of :partial, :template, :inline, :file or :text option."
end
end