From e65e74d370eb6a3acc69731788e15cab48865939 Mon Sep 17 00:00:00 2001
From: lud <ludovic@demblans.com>
Date: Sun, 1 Dec 2024 13:57:19 +0100
Subject: [PATCH] chore: Fix dialyzer warning

---
 .github/workflows/ci.yml | 24 ------------------------
 mix.exs                  |  1 +
 test/support/utils.ex    |  5 +++--
 3 files changed, 4 insertions(+), 26 deletions(-)
 delete mode 100644 .github/workflows/ci.yml

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
deleted file mode 100644
index 52a383a..0000000
--- a/.github/workflows/ci.yml
+++ /dev/null
@@ -1,24 +0,0 @@
-on: push
-
-jobs:
-  test:
-    runs-on: ubuntu-latest
-    name: OTP ${{matrix.otp}} / Elixir ${{matrix.elixir}}
-    strategy:
-      fail-fast: true
-      matrix:
-        otp: ["26", "27"]
-        elixir: ["1.16", "1.17"]
-        exclude:
-          - otp: "27"
-            elixir: "1.16"
-    steps:
-      - uses: actions/checkout@v2
-      - uses: erlef/setup-beam@v1
-        with:
-          version-type: strict
-          otp-version: ${{matrix.otp}}
-          elixir-version: ${{matrix.elixir}}
-      - run: mix deps.get
-      - run: mkdir -p test/tmp
-      - run: mix test
diff --git a/mix.exs b/mix.exs
index 90be5c3..aa687ce 100644
--- a/mix.exs
+++ b/mix.exs
@@ -81,6 +81,7 @@ defmodule Mutex.Mixfile do
     [
       flags: [:unmatched_returns, :error_handling, :unknown, :extra_return],
       list_unused_filters: true,
+      plt_add_apps: [:ex_unit],
       plt_local_path: "_build/plts"
     ]
   end
diff --git a/test/support/utils.ex b/test/support/utils.ex
index 89b684e..9aeb823 100644
--- a/test/support/utils.ex
+++ b/test/support/utils.ex
@@ -119,7 +119,8 @@ defmodule Mutex.Test.Utils do
   Ensures that the exception message can be generated
   """
   def ensure_message(e) do
-    ExUnit.Assertions.refute(Exception.message(e) =~ "failed to produce a message with")
-    e
+    if Exception.message(e) =~ "failed to produce a message with" do
+      ExUnit.Assertions.flunk("Exception cannot produce a message: #{inspect(e)}")
+    end
   end
 end