Method: Redis::Pipeline::Multi#finish

Defined in:
lib/redis/pipeline.rb

#finish(replies) ⇒ Object 



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# File 'lib/redis/pipeline.rb', line 87

def finish(replies)
  exec = replies.last

  return if exec.nil? # The transaction failed because of WATCH.

  # EXEC command failed.
  raise exec if exec.is_a?(CommandError)

  if exec.size < futures.size
    # Some command wasn't recognized by Redis.
    command_error = replies.detect { |r| r.is_a?(CommandError) }
    raise command_error
  end

  super(exec) do |reply|
    # Because an EXEC returns nested replies, hiredis won't be able to
    # convert an error reply to a CommandError instance itself. This is
    # specific to MULTI/EXEC, so we solve this here.
    reply.is_a?(::RuntimeError) ? CommandError.new(reply.message) : reply
  end
end