If no one else is working this promise, go ahead and do the chore.
# File lib/rake/promise.rb, line 41
def work
stat :attempting_lock_on, :item_id => object_id
if @mutex.try_lock
stat :has_lock_on, :item_id => object_id
chore
stat :releasing_lock_on, :item_id => object_id
@mutex.unlock
else
stat :bailed_on, :item_id => object_id
end
end
