Stargate.Producer.Supervisor.start_link

You're seeing just the function start_link, go back to Stargate.Producer.Supervisor module for more information.

Specs

start_link(keyword()) :: GenServer.on_start()

Create a Stargate.Producer.Supervisor process and link it to the calling process.

Passes the shared and :producer configurations from the top-level supervisor to the producer and acknowledger and starts them under a :one_for_one strategy.