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| -rw-r--r-- | guides/source/upgrading_ruby_on_rails.md | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/guides/source/upgrading_ruby_on_rails.md b/guides/source/upgrading_ruby_on_rails.md index 2372590cec..4530990280 100644 --- a/guides/source/upgrading_ruby_on_rails.md +++ b/guides/source/upgrading_ruby_on_rails.md @@ -1444,6 +1444,18 @@ config.public_file_server.headers = { } ``` +### config/initializers/assets.rb + +In the most recent verison of sprockets-rails there is a flag available to configure what happens when +an asset lookup is performed and no asset is found. By setting this value to false, an error will be +raised so the asset lookup does not fail silently. + +```ruby +# Unknown asset fallback will return the path passed in when the given +# asset is not present in the asset pipeline. +Rails.application.config.assets.unknown_asset_fallback = false +``` + ### config/initializers/wrap_parameters.rb Add this file with the following contents, if you wish to wrap parameters into a nested hash. This is on by default in new applications. |