liquid-patch.rb

# modified lib/liquid/variable.rb of liquid 2.2.2
module Liquid
  class Variable
    def initialize(markup)
      @markup  = markup
      @name    = nil
      @filters = []
      if match = markup.match(/\s*(#{QuotedFragment})(.*)/o)
        @name = match[1]
        if match[2].match(/#{FilterSeparator}\s*(.*)/o)
          filters = Regexp.last_match(1).scan(FilterParser)
          filters.each do |f|
            if matches = f.match(/\s*(\w+)/)
              filtername = matches[1]
              filterargs = f.scan(/(?:#{FilterArgumentSeparator}|#{ArgumentSeparator})\s*(#{QuotedFragment})/o).flatten
              @filters << [filtername.to_sym, filterargs]
            end
          end
        end
      end
    end
  end
end