PR: Replace Travis CI with GitHub Actions issue #230

.github/dependabot.yml

@@ -0,0 +1,24 @@
+version: 2
+updates:
+- package-ecosystem: mix
+  directory: "/"
+  schedule:
+    interval: monthly
+    time: "17:00"
+    timezone: Europe/London
+  ignore:
+      # ignore all patch updates in dev dependencies ref: github.com/dwyl/technology-stack/issues/126 [alphabetical list]
+    - dependency-name: "credo"
+      update-types: ["version-update:semver-patch"]
+    - dependency-name: "dialyxir"
+      update-types: ["version-update:semver-patch"]
+    - dependency-name: "excoveralls"
+      update-types: ["version-update:semver-patch"]
+    - dependency-name: "ex_doc"
+      update-types: ["version-update:semver-patch"]
+    - dependency-name: "esbuild"
+      update-types: ["version-update:semver-patch"]
+    - dependency-name: "floki"
+      update-types: ["version-update:semver-patch"]
+    - dependency-name: "phoenix_live_reload"
+      update-types: ["version-update:semver-patch"]

.github/workflows/ci.yml

@@ -0,0 +1,63 @@
+name: Elixir CI
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+    name: Build and test
+    runs-on: ubuntu-latest
+    services:
+      postgres:
+        image: postgres:12
+        ports: ['5432:5432']
+        env:
+          POSTGRES_PASSWORD: postgres
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+    steps:
+    # https://github.com/actions/checkout
+    - uses: actions/checkout@v6
+    # https://github.com/erlef/setup-beam
+    - name: Set up Elixir
+      uses: erlef/setup-beam@v1
+      with:
+        elixir-version: '1.18.4' # Define the elixir version [required]
+        otp-version: '28.0.1' # Define the OTP version [required]
+    - name: Restore dependencies cache
+      uses: actions/cache@v4
+      with:
+        path: deps
+        key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
+        restore-keys: ${{ runner.os }}-mix-
+    - name: Install dependencies
+      run: mix deps.get
+    - name: Run Tests
+      run: mix coveralls.json
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        MIX_ENV: test
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v6
+
+  # Continuous Deployment to Fly.io
+  # https://fly.io/docs/app-guides/continuous-deployment-with-github-actions/
+  # deploy:
+  #   name: Deploy app
+  #   runs-on: ubuntu-latest
+  #   needs: build
+  #   # https://stackoverflow.com/questions/58139406/only-run-job-on-specific-branch-with-github-actions
+  #   if: github.ref == 'refs/heads/main'
+  #   env:
+  #     FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}
+  #   steps:
+  #     - uses: actions/checkout@v2
+  #     - uses: superfly/flyctl-actions@1.1
+  #       with:
+  #         args: "deploy"

.gitignore

@@ -4,3 +4,4 @@
 erl_crash.dump
 *.ez
 .DS_Store
+.elixir_ls

codecov_example/config/config.exs

@@ -1,30 +1,3 @@
 # This file is responsible for configuring your application
 # and its dependencies with the aid of the Mix.Config module.
-use Mix.Config
-
-# This configuration is loaded before any dependency and is restricted
-# to this project. If another project depends on this project, this
-# file won't be loaded nor affect the parent project. For this reason,
-# if you want to provide default values for your application for
-# 3rd-party users, it should be done in your "mix.exs" file.
-
-# You can configure your application as:
-#
-#     config :codecov_example, key: :value
-#
-# and access this configuration in your application as:
-#
-#     Application.get_env(:codecov_example, :key)
-#
-# You can also configure a 3rd-party app:
-#
-#     config :logger, level: :info
-#
-
-# It is also possible to import configuration files, relative to this
-# directory. For example, you can emulate configuration per environment
-# by uncommenting the line below and defining dev.exs, test.exs and such.
-# Configuration from the imported file will override the ones defined
-# here (which is why it is important to import them last).
-#
-#     import_config "#{Mix.env()}.exs"
+import Config

config/config.exs

@@ -0,0 +1 @@
+import Config

coveralls.json

@@ -0,0 +1,19 @@
+{
+  "coverage_options": {
+    "minimum_coverage": 100
+  },
+  "skip_files": [
+    "test/",
+    "examples/control/",
+    "examples/exceptions/",
+    "examples/functions/",
+    "examples/macros/",
+    "examples/nodes/",
+    "examples/odds/",
+    "examples/otp-server/",
+    "examples/spawn/",
+    "examples/strings/",
+    "examples/typespecs/",
+    "examples/use/"
+  ]
+}

examples/README.md

@@ -3,7 +3,8 @@
 Many (_most?_) of the Examples in this `/examples` dir
 are either derived/adapted from or directly "_borrowed_"
 from the _fantastic_ book:
-Programming Elixir 1.3 by the _brilliant_ Dave Thomas! @pragdave
+Programming Elixir 1.3 by the _brilliant_ Dave Thomas! 
+[@pragdave](https://github.com/pragdave)
 
 ![Programming Elixir 1.3. front cover](https://cloud.githubusercontent.com/assets/194400/22402694/d13148de-e5f8-11e6-92cb-14584a353f7e.png)
 

examples/control/fizzbuzz1.ex

@@ -6,19 +6,19 @@
 # We make no guarantees that this code is fit for any purpose.
 # Visit http://www.pragmaticprogrammer.com/titles/elixir13 for more book information.
 #---
-defmodule FizzBuzz do
+defmodule FizzBuzz1 do
 
   def upto(n) when n > 0, do: _downto(n, [])
 
   defp _downto(0, result),  do: result
   defp _downto(current, result) do
-    next_answer =    
+    next_answer =
       cond do
-        rem(current, 3) == 0 and rem(current, 5) == 0 -> 
+        rem(current, 3) == 0 and rem(current, 5) == 0 ->
           "FizzBuzz"
         rem(current, 3) == 0 ->
           "Fizz"
-        rem(current, 5) == 0 -> 
+        rem(current, 5) == 0 ->
           "Buzz"
         true ->
           current

examples/control/fizzbuzz2.ex

@@ -6,18 +6,18 @@
 # We make no guarantees that this code is fit for any purpose.
 # Visit http://www.pragmaticprogrammer.com/titles/elixir13 for more book information.
 #---
-defmodule FizzBuzz do
+defmodule FizzBuzz2 do
   def upto(n) when n > 0 do
     1..n |> Enum.map(&fizzbuzz/1)
   end
 
   defp fizzbuzz(n) do
     cond do
-      rem(n, 3) == 0 and rem(n, 5) == 0 -> 
+      rem(n, 3) == 0 and rem(n, 5) == 0 ->
         "FizzBuzz"
       rem(n, 3) == 0 ->
         "Fizz"
-      rem(n, 5) == 0 -> 
+      rem(n, 5) == 0 ->
         "Buzz"
       true ->
         n

examples/control/fizzbuzz3.ex

@@ -6,7 +6,7 @@
 # We make no guarantees that this code is fit for any purpose.
 # Visit http://www.pragmaticprogrammer.com/titles/elixir13 for more book information.
 #---
-defmodule FizzBuzz do
+defmodule FizzBuzz3 do
   def upto(n) when n > 0, do:  1..n |> Enum.map(&fizzbuzz/1)
 
   defp fizzbuzz(n), do: _fizzword(n, rem(n, 3), rem(n, 5))
@@ -16,4 +16,3 @@ defmodule FizzBuzz do
   defp _fizzword(_n, _, 0), do: "Buzz"
   defp _fizzword( n, _, _), do: n
 end
-

examples/exceptions/defexception.ex

@@ -8,8 +8,8 @@
 #---
 defmodule KinectProtocolError do
 
-  defexception message: "Kinect protocol error", 
-               can_retry: false 
+  defexception message: "Kinect protocol error",
+               can_retry: false
 
   def full_message(me) do
     "Kinect failed: #{me.message}, retriable: #{me.can_retry}"
@@ -29,12 +29,11 @@ defmodule B do
 
   def start do
     try do
-      talk_to_kinect
+      talk_to_kinect()
     rescue
       error in [KinectProtocolError] ->
         IO.puts KinectProtocolError.full_message(error)
-        if error.can_retry, do: schedule_retry
+        if error.can_retry, do: schedule_retry()
     end
   end
 end
-

examples/macros/eg2.ex

@@ -6,7 +6,7 @@
 # We make no guarantees that this code is fit for any purpose.
 # Visit http://www.pragmaticprogrammer.com/titles/elixir13 for more book information.
 #---
-defmodule My do
+defmodule MyEg do
   defmacro macro(code) do
     IO.inspect code
     quote do
@@ -15,8 +15,8 @@ defmodule My do
   end
 end
 
-defmodule Test do
-  require My
+defmodule MyEgTest do
+  require MyEg
 
-  My.macro(1 + 2)
+  MyEg.macro(1 + 2)
 end

examples/macros/hygiene.ex

@@ -18,9 +18,9 @@ defmodule Scope do
   end
 end
 
-defmodule Test do
+defmodule ScopeTest do
   require Scope
-  
+
   local = 123
   Scope.update_local("cat")
   IO.puts "On return, local = #{local}"

examples/macros/myif.ex

@@ -6,7 +6,7 @@
 # We make no guarantees that this code is fit for any purpose.
 # Visit http://www.pragmaticprogrammer.com/titles/elixir13 for more book information.
 #---
-defmodule My do
+defmodule MyIf do
   defmacro if(condition, clauses) do
     do_clause   = Keyword.get(clauses, :do, nil)
     else_clause = Keyword.get(clauses, :else, nil)
@@ -21,9 +21,9 @@ end
 
 
 
-defmodule Test do
-  require My
-  My.if 1==2 do
+defmodule MyIfTest do
+  require MyIf
+  MyIf.if 1==2 do
     IO.puts "1 == 2"
   else
     IO.puts "1 != 2"

examples/macros/times.ex

@@ -15,11 +15,11 @@ defmodule Times do
   end
 end
 
-defmodule Test do
+defmodule TimesTest do
   require Times
   Times.times_n(3)
   Times.times_n(4)
 end
 
-IO.puts Test.times_3(4)   #=> 12
-IO.puts Test.times_4(5)   #=> 20
+IO.puts TimesTest.times_3(4)   #=> 12
+IO.puts TimesTest.times_4(5)   #=> 20

examples/nodes/ticker.ex

@@ -36,7 +36,7 @@ defmodule Ticker do
   end
 end
 
-defmodule Client do
+defmodule TickerClient do
 
   def start do
     pid = spawn(__MODULE__, :receiver, [])
@@ -47,7 +47,7 @@ defmodule Client do
     receive do
       { :tick } ->
         IO.puts "tock in client"
-        receiver
+        receiver()
     end
   end
 end