module Sinatra::Partials
stolen from github.com/cschneid/irclogger/blob/master/lib/partials.rb
and made a lot more robust by me
this implementation uses erb by default. if you want to use any other template mechanism
then replace `erb` on line 13 and line 17 with `haml` or whatever
Public Instance Methods
partial(template, *args)
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# File lib/mongodb_logger/server/helpers/partials.rb, line 6 def partial(template, *args) template_array = template.to_s.split('/') template = template_array[0..-2].join('/') + "/_#{template_array[-1]}" options = args.last.is_a?(Hash) ? args.pop : {} options.merge!(:layout => false) locals = options[:locals] || {} if collection = options.delete(:collection) collection.inject([]) do |buffer, member| buffer << erb(:"#{template}", options.merge(:layout => false, :locals => {template_array[-1].to_sym => member}.merge(locals))) end.join("\n") elsif partial_object = options.delete(:object) erb(:"#{template}", options.merge(:layout => false, :locals => {template_array[-1].to_sym => partial_object}).merge(locals)) else erb(:"#{template}", options) end end