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Versions: 8
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Contents
module CanTango
class Configuration
class Categories < Registry::Hash
include Singleton
def [] label
models = super
raise "Category '#{label}' either not exists or invalid!" if !models.kind_of?(Array)
models
end
def category label, &block
cat = Category.new self[label]
yield cat if block
cat
end
# test if a any of the categories contain the subject
def has_any? subject, &block
found = registered.any? {|cat, subjects| subjects.include? subject }
yield if found && block
found
end
# find the category of a subject if such a category exists
def category_names_of_subject subject, &block
categories_of_subject(subject).keys
end
# find the category of a subject if such a category exists
def categories_of_subject subject, &block
found_categories = registered.select do |cat, subjects|
subjects.include? subject.to_s
end
found_categories.empty? ? {} : found_categories
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems