From 2edfe5904b5505a7276557f7b75dda2fc5c0f96f Mon Sep 17 00:00:00 2001
From: Mitchell Hanberg <mitch@mitchellhanberg.com>
Date: Sun, 17 Sep 2023 21:50:32 -0400
Subject: [PATCH] fix: ensure epmd is started (#221)

---
 lib/next_ls/application.ex | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lib/next_ls/application.ex b/lib/next_ls/application.ex
index b250d7c9..135c6b2f 100644
--- a/lib/next_ls/application.ex
+++ b/lib/next_ls/application.ex
@@ -7,6 +7,16 @@ defmodule NextLS.Application do
 
   @impl true
   def start(_type, _args) do
+    case System.cmd("epmd", ["-daemon"], stderr_to_stdout: true) do
+      {_, 0} ->
+        :ok
+
+      {output, code} ->
+        IO.warn("Failed to start epmd! Exited with code=#{code} and output=#{output}")
+
+        raise "Failed to start epmd!"
+    end
+
     Node.start(:"next-ls-#{System.system_time()}", :shortnames)
 
     children = [NextLS.LSPSupervisor]