Class: PruneAr::BelongsToAssociation

Inherits:
Object
  • Object
show all
Defined in:
lib/prune_ar/belongs_to_association.rb

Overview

Represents a ActiveRecord belongs_to association

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source_model:, destination_model:, foreign_key_column:, association_primary_key_column: 'id', foreign_type_column: nil, **_extra) ⇒ BelongsToAssociation

Returns a new instance of BelongsToAssociation.



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# File 'lib/prune_ar/belongs_to_association.rb', line 12

def initialize(
  source_model:,
  destination_model:,
  foreign_key_column:,
  association_primary_key_column: 'id',
  foreign_type_column: nil, # Indicates that relation is polymorphic
  **_extra # Ignore extra
)
  @source_model = source_model
  @destination_model = destination_model
  @foreign_key_column = foreign_key_column
  @association_primary_key_column = association_primary_key_column
  @foreign_type_column = foreign_type_column
end

Instance Attribute Details

#association_primary_key_column ⇒ Object (readonly)

Returns the value of attribute association_primary_key_column.



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# File 'lib/prune_ar/belongs_to_association.rb', line 6

def association_primary_key_column
  @association_primary_key_column
end

#destination_model ⇒ Object (readonly)

Returns the value of attribute destination_model.



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# File 'lib/prune_ar/belongs_to_association.rb', line 6

def destination_model
  @destination_model
end

#foreign_key_column ⇒ Object (readonly)

Returns the value of attribute foreign_key_column.



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# File 'lib/prune_ar/belongs_to_association.rb', line 6

def foreign_key_column
  @foreign_key_column
end

#foreign_type_column ⇒ Object (readonly)

Returns the value of attribute foreign_type_column.



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# File 'lib/prune_ar/belongs_to_association.rb', line 6

def foreign_type_column
  @foreign_type_column
end

#source_model ⇒ Object (readonly)

Returns the value of attribute source_model.



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# File 'lib/prune_ar/belongs_to_association.rb', line 6

def source_model
  @source_model
end

Instance Method Details

#==(other) ⇒ Object

rubocop:disable Metrics/AbcSize



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# File 'lib/prune_ar/belongs_to_association.rb', line 43

def ==(other) # rubocop:disable Metrics/AbcSize
  source_model == other.source_model &&
    destination_model == other.destination_model &&
    foreign_key_column == other.foreign_key_column &&
    association_primary_key_column == other.association_primary_key_column &&
    foreign_type_column == other.foreign_type_column
end

#destination_model_name ⇒ Object 



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# File 'lib/prune_ar/belongs_to_association.rb', line 39

def destination_model_name
  destination_model.name
end

#destination_table ⇒ Object 



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# File 'lib/prune_ar/belongs_to_association.rb', line 35

def destination_table
  destination_model.table_name
end

#polymorphic? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/prune_ar/belongs_to_association.rb', line 27

def polymorphic?
  !foreign_type_column.nil?
end

#source_table ⇒ Object 



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# File 'lib/prune_ar/belongs_to_association.rb', line 31

def source_table
  source_model.table_name
end