module Liquid::StrainerFactory
StrainerFactory
is the factory for the filters system.
Public Instance Methods
add_global_filter(filter)
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# File lib/liquid/strainer_factory.rb, line 8 def add_global_filter(filter) strainer_class_cache.clear global_filters << filter end
create(context, filters = [])
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# File lib/liquid/strainer_factory.rb, line 13 def create(context, filters = []) strainer_from_cache(filters).new(context) end
Private Instance Methods
global_filters()
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# File lib/liquid/strainer_factory.rb, line 19 def global_filters @global_filters ||= [] end
strainer_class_cache()
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# File lib/liquid/strainer_factory.rb, line 32 def strainer_class_cache @strainer_class_cache ||= {} end
strainer_from_cache(filters)
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# File lib/liquid/strainer_factory.rb, line 23 def strainer_from_cache(filters) strainer_class_cache[filters] ||= begin klass = Class.new(StrainerTemplate) global_filters.each { |f| klass.add_filter(f) } filters.each { |f| klass.add_filter(f) } klass end end