lib/tilt/liquid.rb
require 'tilt/template' require 'liquid' module Tilt # Liquid template implementation. See: # http://liquidmarkup.org/ # # Liquid is designed to be a *safe* template system and threfore # does not provide direct access to execuatable scopes. In order to # support a +scope+, the +scope+ must be able to represent itself # as a hash by responding to #to_h. If the +scope+ does not respond # to #to_h it will be ignored. # # LiquidTemplate does not support yield blocks. # # It's suggested that your program require 'liquid' at load # time when using this template engine. class LiquidTemplate < Template def prepare @engine = ::Liquid::Template.parse(data, liquid_options) end def evaluate(scope, locals, &block) locals = locals.inject({}){ |h,(k,v)| h[k.to_s] = v ; h } if scope.respond_to?(:to_h) scope = scope.to_h.inject({}){ |h,(k,v)| h[k.to_s] = v ; h } locals = scope.merge(locals) end locals['yield'] = block.nil? ? '' : yield locals['content'] = locals['yield'] @engine.render(locals) end def allows_script? false end private def liquid_options { line_numbers: true }.merge options end end end