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ecto_watch
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EctoWatch allows you to easily get Phoenix.PubSub notifications directly from postgresql.
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Files
lib/ecto_watch/watcher_supervisor.ex
defmodule EctoWatch.WatcherSupervisor do
@moduledoc """
Internal Supervisor for postgres notification watchers (`EctoWatch.WatcherServer`)
Used internally, but you'll see it in your application supervision tree.
"""
alias EctoWatch.WatcherServer
use Supervisor
def start_link(options) do
Supervisor.start_link(__MODULE__, options, name: __MODULE__)
end
def init(options) do
children =
Enum.map(options.watchers, fn watcher_options ->
%{
id: WatcherServer.name(watcher_options),
start:
{WatcherServer, :start_link,
[{options.repo_mod, options.pub_sub_mod, watcher_options}]}
}
end)
Supervisor.init(children, strategy: :one_for_one)
end
end