run check with ex_check in ci, fix elixir version

Author: fschoenfeldt

.check.exs

@@ -0,0 +1,32 @@
+[
+  ## don't run tools concurrently
+  # parallel: false,
+
+  ## don't print info about skipped tools
+  # skipped: false,
+
+  ## always run tools in fix mode (put it in ~/.check.exs locally, not in project config)
+  # fix: true,
+
+  ## don't retry automatically even if last run resulted in failures
+  retry: false,
+
+  ## list of tools (see `mix check` docs for a list of default curated tools)
+  tools: [
+    ## curated tools may be disabled (e.g. the check for compilation warnings)
+    {:gettext, false}
+
+    ## ...or have command & args adjusted (e.g. enable skip comments for sobelow)
+    # {:sobelow, "mix sobelow --exit --skip"},
+
+    ## ...or reordered (e.g. to see output from dialyzer before others)
+    # {:dialyzer, order: -1},
+
+    ## ...or reconfigured (e.g. disable parallel execution of ex_unit in umbrella)
+    # {:ex_unit, umbrella: [parallel: false]},
+
+    ## custom new tools may be added (Mix tasks or arbitrary commands)
+    # {:my_task, "mix my_task", env: %{"MIX_ENV" => "prod"}},
+    # {:my_tool, ["my_tool", "arg with spaces"]}
+  ]
+]

.github/workflows/ci.yml

@@ -5,7 +5,7 @@ on: push
 jobs:
   mix_check:
     name: mix check
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
       - name: Checkout
@@ -29,7 +29,4 @@ jobs:
         run: mix setup
 
       - name: Run check
-        run: mix check --except dialyzer
-
-      - name: Run dialyzer
-        run: mix dialyzer
+        run: mix check

mix.exs

@@ -7,15 +7,8 @@ defmodule Knigge.MixProject do
     [
       app: :knigge,
       config_path: "config/config.exs",
-      elixir: ">= 1.18 and < 2.0.0",
+      elixir: ">= 1.18.0 and < 2.0.0",
       elixirc_paths: elixirc_paths(Mix.env()),
-      preferred_cli_env: [
-        coveralls: :test,
-        "coveralls.detail": :test,
-        "coveralls.post": :test,
-        "coveralls.html": :test,
-        "check.all": :test
-      ],
       test_coverage: [tool: ExCoveralls],
       start_permanent: Mix.env() == :prod,
       aliases: aliases(),
@@ -37,6 +30,25 @@ defmodule Knigge.MixProject do
     ]
   end
 
+  def cli do
+    [
+      # https://github.com/lpil/mix-test.watch?tab=readme-ov-file#usage
+      # https://hexdocs.pm/ex_check/readme.html#duplicate-builds
+      preferred_envs: [
+        coveralls: :test,
+        "coveralls.detail": :test,
+        "coveralls.post": :test,
+        "coveralls.html": :test,
+        check: :test,
+        credo: :test,
+        dialyzer: :test,
+        docs: :test,
+        format: :test,
+        "test.watch": :test
+      ]
+    ]
+  end
+
   defp elixirc_paths(:test), do: ["lib", "test/support"]
   defp elixirc_paths(_), do: ["lib"]
 
@@ -50,9 +62,7 @@ defmodule Knigge.MixProject do
   # Aliases are shortcuts or tasks specific to the current project.
   # See the documentation for `Mix` for more info on aliases.
   defp aliases do
-    [
-      "check.all": ["format --check-formatted", "credo", "dialyzer", "test"]
-    ]
+    []
   end
 
   # Run "mix help deps" to learn about dependencies.
@@ -61,9 +71,10 @@ defmodule Knigge.MixProject do
       {:bunt, "~> 1.0", runtime: false},
 
       # No Runtime
+      {:ex_check, "~> 0.16.0", only: [:dev, :test], runtime: false},
       {:credo, "~> 1.7", only: [:dev, :test], runtime: false},
       {:dialyxir, "~> 1.4", only: [:dev, :test], runtime: false},
-      {:ex_doc, ">= 0.0.0", only: :dev, runtime: false},
+      {:ex_doc, ">= 0.0.0", only: [:dev, :test], runtime: false},
 
       # Test
       {:excoveralls, "~> 0.13", only: :test},

mix.lock

@@ -4,6 +4,7 @@
   "dialyxir": {:hex, :dialyxir, "1.4.5", "ca1571ac18e0f88d4ab245f0b60fa31ff1b12cbae2b11bd25d207f865e8ae78a", [:mix], [{:erlex, ">= 0.2.7", [hex: :erlex, repo: "hexpm", optional: false]}], "hexpm", "b0fb08bb8107c750db5c0b324fa2df5ceaa0f9307690ee3c1f6ba5b9eb5d35c3"},
   "earmark_parser": {:hex, :earmark_parser, "1.4.44", "f20830dd6b5c77afe2b063777ddbbff09f9759396500cdbe7523efd58d7a339c", [:mix], [], "hexpm", "4778ac752b4701a5599215f7030989c989ffdc4f6df457c5f36938cc2d2a2750"},
   "erlex": {:hex, :erlex, "0.2.7", "810e8725f96ab74d17aac676e748627a07bc87eb950d2b83acd29dc047a30595", [:mix], [], "hexpm", "3ed95f79d1a844c3f6bf0cea61e0d5612a42ce56da9c03f01df538685365efb0"},
+  "ex_check": {:hex, :ex_check, "0.16.0", "07615bef493c5b8d12d5119de3914274277299c6483989e52b0f6b8358a26b5f", [:mix], [], "hexpm", "4d809b72a18d405514dda4809257d8e665ae7cf37a7aee3be6b74a34dec310f5"},
   "ex_doc": {:hex, :ex_doc, "0.38.2", "504d25eef296b4dec3b8e33e810bc8b5344d565998cd83914ffe1b8503737c02", [:mix], [{:earmark_parser, "~> 1.4.44", [hex: :earmark_parser, repo: "hexpm", optional: false]}, {:makeup_c, ">= 0.1.0", [hex: :makeup_c, repo: "hexpm", optional: true]}, {:makeup_elixir, "~> 0.14 or ~> 1.0", [hex: :makeup_elixir, repo: "hexpm", optional: false]}, {:makeup_erlang, "~> 0.1 or ~> 1.0", [hex: :makeup_erlang, repo: "hexpm", optional: false]}, {:makeup_html, ">= 0.1.0", [hex: :makeup_html, repo: "hexpm", optional: true]}], "hexpm", "732f2d972e42c116a70802f9898c51b54916e542cc50968ac6980512ec90f42b"},
   "excoveralls": {:hex, :excoveralls, "0.18.5", "e229d0a65982613332ec30f07940038fe451a2e5b29bce2a5022165f0c9b157e", [:mix], [{:castore, "~> 1.0", [hex: :castore, repo: "hexpm", optional: true]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "523fe8a15603f86d64852aab2abe8ddbd78e68579c8525ae765facc5eae01562"},
   "file_system": {:hex, :file_system, "1.1.0", "08d232062284546c6c34426997dd7ef6ec9f8bbd090eb91780283c9016840e8f", [:mix], [], "hexpm", "bfcf81244f416871f2a2e15c1b515287faa5db9c6bcf290222206d120b3d43f6"},