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Ensure 1 GRPC.Client.Supervisor #466

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Merged
merged 3 commits into from
Nov 13, 2025
Merged

Ensure 1 GRPC.Client.Supervisor #466

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0a49149
Ensure 1 GRPC.Client.Supervisor
Nov 13, 2025
2fb3811
Update lib/grpc/client/supervisor.ex
sleipnir Nov 13, 2025
983cea9
Format code - verify author
Nov 13, 2025
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11 changes: 10 additions & 1 deletion lib/grpc/client/supervisor.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,16 @@ defmodule GRPC.Client.Supervisor do
use DynamicSupervisor

def start_link(opts) do
DynamicSupervisor.start_link(__MODULE__, opts, name: __MODULE__)
case DynamicSupervisor.start_link(__MODULE__, opts, name: __MODULE__) do
{:ok, _pid} = started ->
started

{:error, {:already_started, pid}} ->
{:ok, pid}

other ->
other
end
end

@impl true
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14 changes: 14 additions & 0 deletions test/grpc/client/supervisor_test.exs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,14 @@
defmodule GRPC.Client.SupervisorTest do
use ExUnit.Case, async: false

alias GRPC.Client

describe "start_link/1" do
test "allows multiple start_links" do
{:ok, second_pid} = Client.Supervisor.start_link([])
{:ok, third_pid} = Client.Supervisor.start_link([])

assert second_pid == third_pid
end
end
end
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