Class: Royal::Locking::Pessimistic

Inherits:
Object
  • Object
show all
Defined in:
lib/royal/locking/pessimistic.rb

Instance Method Summary collapse

Instance Method Details

#call(owner) ⇒ Object

Parameters:

  • owner (ActiveRecord::Base) 


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# File 'lib/royal/locking/pessimistic.rb', line 7

def call(owner)
  owner.transaction(requires_new: true) do
    # NOTE: Avoid using `lock!` to prevent reloading the record from DB.
    # We don't need any updated state, just exclusive use of the record.
    owner.class.where(id: owner).lock(true).take!
    yield
  end
end