Class: Liquid::RangeLookup

Inherits:
Object
  • Object
show all
Defined in:
lib/liquid/range_lookup.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(start_obj, end_obj) ⇒ RangeLookup

Returns a new instance of RangeLookup.



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# File 'lib/liquid/range_lookup.rb', line 13

def initialize(start_obj, end_obj)
  @start_obj = start_obj
  @end_obj = end_obj
end

Class Method Details

.parse(start_markup, end_markup) ⇒ Object 



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# File 'lib/liquid/range_lookup.rb', line 3

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

Instance Method Details

#evaluate(context) ⇒ Object 



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# File 'lib/liquid/range_lookup.rb', line 18

def evaluate(context)
  start_int = to_integer(context.evaluate(@start_obj))
  end_int = to_integer(context.evaluate(@end_obj))
  start_int..end_int
end