Module: MakeTaggable::Taggable::Cache::ClassMethods

Defined in:
lib/make_taggable/taggable/cache.rb

Overview

Added to a model once it has at least one caching column.

Instance Method Summary collapse

Instance Method Details

#caching_tag_list_on?(context) ⇒ TrueClass, FalseClass

Whether a context's tag list is cached on the model.

Parameters:

  • context (Symbol, String) —

    the tagging context

Returns:

  • (TrueClass, FalseClass) 


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# File 'lib/make_taggable/taggable/cache.rb', line 112

def caching_tag_list_on?(context)
  column_names.include?("cached_#{context.to_s.singularize}_list")
end

#initialize_tags_cache ⇒ void

This method returns an undefined value.

Defines a caching_<context>_list? predicate for each context.



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# File 'lib/make_taggable/taggable/cache.rb', line 85

def initialize_tags_cache
  tag_types.map(&:to_s).each do |tag_type|
    class_eval <<-RUBY, __FILE__, __LINE__ + 1
      def self.caching_#{tag_type.singularize}_list?
        caching_tag_list_on?("#{tag_type}")
      end
    RUBY
  end
end

#make_taggable(*args) ⇒ void

This method returns an undefined value.

Adds contexts and refreshes the caching predicates.

Parameters:

  • args (Array<Symbol, String>) —

    the contexts to add



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# File 'lib/make_taggable/taggable/cache.rb', line 101

def make_taggable(*args)
  super
  initialize_tags_cache
end