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module Filters
def datefmt(input)
return input.strftime("%F")
end
def sentence_join(items)
return "" if items == nil or items.length == 0
return "#{items[0]}" if items.length == 1
return "#{items[0..-2].join(", ")} and #{items[-1]}"
end
end
Liquid::Template.register_filter(Filters)
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