Haml2.2からはRailsのproductionでインデントが無いと少数派に呼びかけている - komagataのブログ

railsのproductionでhamlのインデントが効いてない？ File: HAML_CHANGELOG 2.2.0 New Options :ugly The :ugly option is not technically new; it was introduced in Haml 2.0 to make rendering deeply nested templates less painful. However, it’s been greatly empowered in Haml 2.2. It now does all sorts of performance optimizations that couldn’t be done before, and its use increases Haml’s performance dramatically. It’s en