Class: Superstore::Associations::Reflection

Inherits:
Object
  • Object
show all
Defined in:
lib/superstore/associations/reflection.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(macro, name, model, options) ⇒ Reflection

Returns a new instance of Reflection.



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# File 'lib/superstore/associations/reflection.rb', line 5

def initialize(macro, name, model, options)
  @macro  = macro
  @name   = name
  @model  = model
  @options = options
end

Instance Attribute Details

#macro ⇒ Object (readonly)

Returns the value of attribute macro.



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# File 'lib/superstore/associations/reflection.rb', line 4

def macro
  @macro
end

#model ⇒ Object (readonly)

Returns the value of attribute model.



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# File 'lib/superstore/associations/reflection.rb', line 4

def model
  @model
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/superstore/associations/reflection.rb', line 4

def name
  @name
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/superstore/associations/reflection.rb', line 4

def options
  @options
end

Instance Method Details

#association_class ⇒ Object 



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# File 'lib/superstore/associations/reflection.rb', line 12

def association_class
  case macro
  when :belongs_to
    Superstore::Associations::BelongsTo
  when :has_many
    Superstore::Associations::HasMany
  when :has_one
    Superstore::Associations::HasOne
  end

end

#belongs_to? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/superstore/associations/reflection.rb', line 48

def belongs_to?; false; end

#class_name ⇒ Object 



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# File 'lib/superstore/associations/reflection.rb', line 50

def class_name
  @class_name ||= (options[:class_name] || name.to_s.classify)
end

#default_primary_key? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/superstore/associations/reflection.rb', line 36

def default_primary_key?
  primary_key == "id"
end

#foreign_key ⇒ Object 



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# File 'lib/superstore/associations/reflection.rb', line 28

def foreign_key
  @foreign_key ||= options[:foreign_key] || derive_foreign_key
end

#instance_variable_name ⇒ Object 



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# File 'lib/superstore/associations/reflection.rb', line 24

def instance_variable_name
  "@#{name}"
end

#inverse_name ⇒ Object 



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# File 'lib/superstore/associations/reflection.rb', line 54

def inverse_name
  options[:inverse_of]
end

#polymorphic? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/superstore/associations/reflection.rb', line 44

def polymorphic?
  options[:polymorphic]
end

#polymorphic_column ⇒ Object 



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# File 'lib/superstore/associations/reflection.rb', line 40

def polymorphic_column
  "#{name}_type"
end

#primary_key ⇒ Object 



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# File 'lib/superstore/associations/reflection.rb', line 32

def primary_key
  options[:primary_key] || "id"
end