class SidekiqUniqueJobs::Middleware::Client

@author Mikael Henriksson <mikael@mhenrixon.com>
The unique sidekiq middleware for the client push

def call(*, &block)

Other tags:
    Yield: - when the lock is successful
    Yield: - when uniqueness is disable

Other tags:
    See: https://github.com/mperham/sidekiq/wiki/Middleware -
    See: https://github.com/mperham/sidekiq/wiki/Job-Format -
    See: SidekiqUniqueJobs::Middleware#call - 
def call(*, &block)
  lock(&block)
end

def lock 

def lock
  lock_instance.lock do
    reflect(:locked, item)
    return yield
  end
end