Class: CanTango::Config::Categories

Inherits:
Registry::Hash show all
Includes:
Singleton
Defined in:
lib/cantango/config/categories.rb

Instance Attribute Summary

Attributes included from Registry::Base::InstanceMethods

#available, #default, #registered

Instance Method Summary collapse

Methods included from Registry::Hash::InstanceMethods

#<<, #[]=, #clean!, #default, #default!, #default=, #register, #registered, #registered?, #registered_names, #registered_value?, #registered_values, #types, #types=, #unregister, #value_methods, #value_types

Methods included from Registry::Base::InstanceMethods

#clean!, #default!, #register, #registered?, #reset!, #types, #types=, #valid?

Instance Method Details

#[](label) ⇒ Object 



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# File 'lib/cantango/config/categories.rb', line 6

def [] label
  models = super
  return [] unless models.kind_of?(Array)
  # raise "Category '#{label}' either not exists or invalid!" if !models.kind_of?(Array)
  models
end

#categories_of_subject(subject, &block) ⇒ Object

find the category of a subject if such a category exists



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# File 'lib/cantango/config/categories.rb', line 32

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

#category(label) {|cat| ... } ⇒ Object

Yields:

  • (cat) 


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# File 'lib/cantango/config/categories.rb', line 13

def category label, &block
  cat = CanTango::Category.new self[label]
  yield cat if block
  cat
end

#category_names_of_subject(subject, &block) ⇒ Object

find the category of a subject if such a category exists



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# File 'lib/cantango/config/categories.rb', line 27

def category_names_of_subject subject, &block
  categories_of_subject(subject).keys
end

#has_any?(subject, &block) ⇒ Boolean

test if a any of the categories contain the subject

Returns:

  • (Boolean) 


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# File 'lib/cantango/config/categories.rb', line 20

def has_any? subject, &block
  found = registered.any? {|cat, subjects| subjects.include? subject }
  yield if found && block
  found
end