Class: Gitlab::Styles::Rubocop::Cop::PolymorphicAssociations

Inherits:
RuboCop::Cop::Cop
  • Object
show all
Includes:
ModelHelpers
Defined in:
lib/gitlab/styles/rubocop/cop/polymorphic_associations.rb

Overview

Cop that prevents the use of polymorphic associations

Constant Summary collapse

MSG = 
'Do not use polymorphic associations, use separate tables instead'.freeze

Instance Method Summary collapse

Methods included from ModelHelpers

#in_model?

Instance Method Details

#on_send(node) ⇒ Object 



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# File 'lib/gitlab/styles/rubocop/cop/polymorphic_associations.rb', line 13

def on_send(node)
  return unless in_model?(node)
  return unless node.children[1] == :belongs_to

  node.children.last.each_node(:pair) do |pair|
    key_name = pair.children[0].children[0]

    add_offense(pair, location: :expression) if key_name == :polymorphic
  end
end