Assume safe_concat is defined
Assume safe_concat is defined

amatsuda/haml,macressler/haml,nazar-pc/haml,nazar-pc/haml,tangposmarvin/haml,haml/haml,haml/haml,haml/haml,tangposmarvin/haml,dg1dd1ngs/haml,sideci-sample/sideci-sample-haml,dg1dd1ngs/haml,stanhu/haml,haml/haml,keithpitty/haml,keithpitty/haml,stanhu/haml,macressler/haml