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Contents
module Nanoc::Int
# Calculates rule memories for objects that can be run through a rule (item
# representations and layouts).
#
# @api private
class RuleMemoryCalculator
extend Nanoc::Int::Memoization
# @option params [Nanoc::Int::RulesCollection] rules_collection The rules
# collection
def initialize(params = {})
@rules_collection = params.fetch(:rules_collection) do
raise ArgumentError, 'Required :rules_collection option is missing'
end
end
# @param [#reference] obj The object to calculate the rule memory for
#
# @return [Array] The caluclated rule memory for the given object
def [](obj)
result =
case obj
when Nanoc::Int::ItemRep
@rules_collection.new_rule_memory_for_rep(obj)
when Nanoc::Int::Layout
@rules_collection.new_rule_memory_for_layout(obj)
else
raise "Do not know how to calculate the rule memory for #{obj.inspect}"
end
result
end
memoize :[]
end
end
Version data entries
7 entries across 7 versions & 1 rubygems