Module: TemporalTables::AssociationExtensions

Defined in:
lib/temporal_tables/association_extensions.rb

Overview

Uses the time from the “at” field stored in the record to filter queries made to associations.

Instance Method Summary collapse

Instance Method Details

#target_scope ⇒ Object 



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# File 'lib/temporal_tables/association_extensions.rb', line 7

def target_scope
  # Kludge: Check +public_methods+ instead of using +responds_to?+ to
  # bypass +delegate_missing_to+ calls, as in +ActiveStorage::Attachment+.
  # Using responds_to? results in an infinite loop stack overflow.
  if @owner.public_methods.include?(:at_value)
    # If this is a history record but no at time was given,
    # assume the record's effective to date
    super.at(@owner.at_value || @owner.eff_to)
  else
    super
  end
end