--- !ruby/object:RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: "Register a template extension so mailer templates written in a templating language other than rhtml or rxml are supported. To use this, include in your template-language plugin's init code or on a per-application basis, this can be invoked from config/environment.rb:"
- !ruby/struct:SM::Flow::VERB 
  body: "  ActionMailer::Base.register_template_extension('haml')\n"
full_name: ActionMailer::Base::register_template_extension
is_singleton: true
name: register_template_extension
params: (extension)
visibility: public
