A Handlebars template handler for Rails.

handlebars.rb

$handlebars = Handlebars::Context.new

module HandlebarsTemplateHandler
	def self.call(template)
		if template.locals.include? "raw"
			"#{template.source.inspect}.html_safe"
		else
			%{
				locals = #{template.locals.inspect}
				vars = Hash[locals.zip(locals.map(&method(:eval)))]
				$handlebars.compile(#{template.source.inspect}).call(vars).html_safe
			}
		end
	end
end

ActionView::Template.register_template_handler :handlebars, HandlebarsTemplateHandler
ActionView::Template.register_template_handler :hbs, HandlebarsTemplateHandler