module Mustache::Sinatra

def mustache(template, options={}, locals={})
  render :mustache, template, options, locals
end

def render_mustache(template, data, options, locals, &block)
  name = Mustache.classify(template.to_s)
  if defined?(Views) && Views.const_defined?(name)
    instance = Views.const_get(name).new
  else
    instance = Mustache.new
  end
  locals.each do |local, value|
    instance[local] = value
  end
  # If we're paseed a block it's a subview. Sticking it in yield
  # lets us use {{yield}} in layout.html to render the actual page.
  instance[:yield] = block.call if block
  instance.template = data
  instance.to_html
end