Class: Goldiloader::AssociationInfo

Inherits:
Object
  • Object
show all
Defined in:
lib/goldiloader/association_info.rb

Instance Method Summary collapse

Constructor Details

#initialize(association) ⇒ AssociationInfo

Returns a new instance of AssociationInfo.



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# File 'lib/goldiloader/association_info.rb', line 6

def initialize(association)
  @association = association
end

Instance Method Details

#finder_sql? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/goldiloader/association_info.rb', line 10

def finder_sql?
  Goldiloader::Compatibility.association_finder_sql_enabled? &&
    association_options[:finder_sql].present?
end

#from? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/goldiloader/association_info.rb', line 30

def from?
  if ActiveRecord::VERSION::MAJOR >= 5
    association_scope && association_scope.from_clause.present?
  else
    association_scope && association_scope.from_value.present?
  end
end

#group? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/goldiloader/association_info.rb', line 38

def group?
  association_scope && association_scope.group_values.present?
end

#instance_dependent? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/goldiloader/association_info.rb', line 57

def instance_dependent?
  reflection.scope.present? && reflection.scope.arity > 0
end

#joins? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/goldiloader/association_info.rb', line 42

def joins?
  return false unless association_scope

  num_joins = association_scope.joins_values.size
  if ActiveRecord::VERSION::MAJOR >= 5
    num_joins += association_scope.left_joins_values.size + association_scope.left_outer_joins.size
  end
  # Yuck - Through associations will always have a join for *each* 'through' table
  num_joins - num_through_joins > 0
end

#limit? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/goldiloader/association_info.rb', line 26

def limit?
  association_scope && association_scope.limit_value.present?
end

#offset? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/goldiloader/association_info.rb', line 22

def offset?
  association_scope && association_scope.offset_value.present?
end

#read_only? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/goldiloader/association_info.rb', line 18

def read_only?
  association_scope && association_scope.readonly_value.present?
end

#uniq? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/goldiloader/association_info.rb', line 53

def uniq?
  association_scope && association_scope.uniq_value
end

#unscope? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/goldiloader/association_info.rb', line 61

def unscope?
  Goldiloader::Compatibility.unscope_query_method_enabled? &&
      association_scope &&
      association_scope.unscope_values.present?
end