Module: QueryOwl::EagerLoadTracker

Defined in:
lib/query_owl/eager_load_tracker.rb

Class Method Summary collapse

Class Method Details

.record_access(model_name, association_name) ⇒ Object 



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# File 'lib/query_owl/eager_load_tracker.rb', line 26

def record_access(model_name, association_name)
  return unless tracking?

  accessed << "#{model_name}##{association_name}"
end

.record_preload(model_name, association_name) ⇒ Object 



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# File 'lib/query_owl/eager_load_tracker.rb', line 20

def record_preload(model_name, association_name)
  return unless tracking?

  preloaded << { model: model_name.to_s, association: association_name.to_s }
end

.start! ⇒ Object 



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# File 'lib/query_owl/eager_load_tracker.rb', line 4

def start!
  Thread.current[:query_owl_preloaded] = []
  Thread.current[:query_owl_el_accessed] = Set.new
end

.stop! ⇒ Object 



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# File 'lib/query_owl/eager_load_tracker.rb', line 9

def stop!
  result = { preloaded: preloaded.dup, accessed: accessed.dup }
  Thread.current[:query_owl_preloaded] = nil
  Thread.current[:query_owl_el_accessed] = nil
  result
end

.tracking? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/query_owl/eager_load_tracker.rb', line 16

def tracking?
  !Thread.current[:query_owl_preloaded].nil?
end