Class: ActiveTriples::Property

Inherits:
Object
  • Object
show all
Defined in:
lib/active_triples/property.rb

Overview

A value object to encapsulate what a Property is. Instantiate with a hash of options.

Examples:

configuring a property in a schema

title_prop = ActiveTriples::Property.new(name:     :title,
                                         predicate: RDF::Vocab::DC.title)

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}, &block) ⇒ Property

Returns a new instance of Property.

Parameters:

  • options (Hash) (defaults to: {}) —

    Options for the property

Options Hash (options):

  • :name (RDF::URI)
  • :cast (Boolean)
  • :class_name (String, Class)
  • :predicate (RDF::URI) 


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# File 'lib/active_triples/property.rb', line 17

def initialize(options = {}, &block)
  self.name       = options.fetch(:name)
  self.attributes = options.except(:name)
  self.config     = block 
end

Instance Attribute Details

#config ⇒ Object

Returns the value of attribute config.



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# File 'lib/active_triples/property.rb', line 28

attr_reader :name, :config

#name ⇒ Symbol

Returns:

  • (Symbol) 


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# File 'lib/active_triples/property.rb', line 28

def name
  @name
end

Instance Method Details

#cast ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_triples/property.rb', line 32

def cast
  attributes.fetch(:cast, false)
end

#class_name ⇒ Class

Returns:

  • (Class) 


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# File 'lib/active_triples/property.rb', line 38

def class_name
  attributes[:class_name]
end

#predicate ⇒ RDF::Vocabulary::Term

Returns:

  • (RDF::Vocabulary::Term) 


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# File 'lib/active_triples/property.rb', line 44

def predicate
  attributes[:predicate]
end