rf-web/vendor/bundle/gems/liquid-4.0.3/lib/liquid/range_lookup.rb
2019-10-21 10:18:17 +02:00

38 lines
831 B
Ruby

module Liquid
class RangeLookup
def self.parse(start_markup, end_markup)
start_obj = Expression.parse(start_markup)
end_obj = Expression.parse(end_markup)
if start_obj.respond_to?(:evaluate) || end_obj.respond_to?(:evaluate)
new(start_obj, end_obj)
else
start_obj.to_i..end_obj.to_i
end
end
def initialize(start_obj, end_obj)
@start_obj = start_obj
@end_obj = end_obj
end
def evaluate(context)
start_int = to_integer(context.evaluate(@start_obj))
end_int = to_integer(context.evaluate(@end_obj))
start_int..end_int
end
private
def to_integer(input)
case input
when Integer
input
when NilClass, String
input.to_i
else
Utils.to_integer(input)
end
end
end
end