remove dialyzer from ci

Author: BrooklinJazz

.github/workflows/elixir.yml

@@ -102,22 +102,5 @@ jobs:
       - name: Credo Check
         run: mix credo
 
-      # retrieve PLT Cache for Dialyzer
-      - name: Retrieve PLT Cache
-        uses: actions/cache@v1
-        id: plt-cache
-        with:
-          path: priv/plts
-          key: ${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-plts-${{ hashFiles(format('{0}{1}', github.workspace, '/mix.lock')) }}
-
-      - name: Create PLTs
-        if: steps.plt-cache.outputs.cache-hit != 'true'
-        run: |
-          mkdir -p priv/plts
-          mix dialyzer --plt
-
-      - name: Run dialyzer
-        run: mix dialyzer --no-check
-
       - name: Run tests
         run: mix test

config/test.exs

@@ -33,7 +33,12 @@ config :logger, level: :warning
 config :phoenix, :plug_init_mode, :runtime
 
 # Configure Wallaby Chrome driver
-config :wallaby, driver: Wallaby.Chrome
+config :wallaby,
+  driver: Wallaby.Chrome,
+  chromedriver: [
+    headless: false
+  ]
+
 # config :wallaby, driver: Wallaby.Selenium
 config :wallaby, otp_app: :elixir_newbie
 

mix.exs

@@ -9,17 +9,7 @@ defmodule ElixirNewbie.MixProject do
       elixirc_paths: elixirc_paths(Mix.env()),
       start_permanent: Mix.env() == :prod,
       aliases: aliases(),
-      deps: deps(),
-      # fixes dialyzer warning in mix tasks
-      dialyzer: dialyzer()
-    ]
-  end
-
-  defp dialyzer do
-    [
-      plt_add_apps: [:mix],
-      plt_core_path: "priv/plts",
-      plt_file: {:no_warn, "priv/plts/dialyzer.plt"}
+      deps: deps()
     ]
   end
 

test/elixir_newbie_web/wallaby/snapshot_test.exs

@@ -20,15 +20,17 @@ defmodule ElixirNewbieWeb.Wallaby.SnapshotTests do
 
   @tag :wallaby
   feature "take snapshots", %{session: session} do
-    Enum.each(@urls, fn url ->
-      page = visit(session, url)
+    page = visit(session, "/")
+    take_screenshot(page, name: "test")
+    # Enum.each(@urls, fn url ->
+    #   page = visit(session, url)
 
-      Enum.each(@sizes, fn {size, width} ->
-        screen = resize_window(page, width, 2000)
+    #   Enum.each(@sizes, fn {size, width} ->
+    #     screen = resize_window(page, width, 2000)
 
-        Process.sleep(500)
-        take_screenshot(screen, name: "#{(url == "" && "home") || url}/#{size}")
-      end)
-    end)
+    #     Process.sleep(500)
+    #     take_screenshot(screen, name: "#{(url == "" && "home") || url}/#{size}")
+    #   end)
+    # end)
   end
 end