From 42050283f88b6ac9ab3305db275d5bf726eaa0dc Mon Sep 17 00:00:00 2001
From: Roberto Aloi <robertoaloi@users.noreply.github.com>
Date: Fri, 4 Feb 2022 13:58:25 +0100
Subject: [PATCH] Avoid compiler_diagnostics crash in case module name is
 invalid (#1191)

Invalid syntax on the module attribute can cause a crash.
---
 apps/els_lsp/src/els_compiler_diagnostics.erl | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/apps/els_lsp/src/els_compiler_diagnostics.erl b/apps/els_lsp/src/els_compiler_diagnostics.erl
index 1038c0846..ca79adfa0 100644
--- a/apps/els_lsp/src/els_compiler_diagnostics.erl
+++ b/apps/els_lsp/src/els_compiler_diagnostics.erl
@@ -753,7 +753,9 @@ module_name_check(Path) ->
                              ?DIAGNOSTIC_ERROR,
                              <<"Compiler (via Erlang LS)">>),
               [Diagnostic]
-          end
+          end;
+        _ ->
+          []
       end;
     _ ->
       []