Move benchmark as a mix task

.github/dependabot.yml

@@ -0,0 +1,14 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: "mix" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"
+    labels:
+      - "hex"
+      - "dependencies"

.github/workflows/ci.yml

@@ -5,56 +5,41 @@ on:
   push:
 
 jobs:
-  check_commit_message:
-    name: skips CI and prints cli message, without fail build badge
-    runs-on: ubuntu-latest
-    if: "contains(github.event.head_commit.message, '[skip ci]')"
-    steps:
-      - run: echo "no need to build, based from commit message"
-
+  # https://docs.github.com/en/actions/managing-workflow-runs/skipping-workflow-runs
+  # Workflows that would otherwise be triggered using `on: push` or
+  # `on: pull_request` won't be triggered if you add any of the
+  # following strings to the commit message in a push, or the HEAD
+  # commit of a pull request:
+  # - [skip ci]
+  # - [ci skip]
+  # - [no ci]
+  # - [skip actions]
+  # - [actions skip]
   test:
-    name: Elixir v${{ matrix.elixir }}/OTP v${{ matrix.otp }}
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        include:
-          # - elixir: 1.11.x
-          #   otp: 22
-          # - elixir: 1.11.x
-          #   otp: 23
-          # - elixir: 1.12.x
-          #   otp: 23
-          # - elixir: 1.13.x
-          #   otp: 24
-          - elixir: 1.14.x
-            otp: 25
-            warnings_as_errors: true
-            static_analysis: true
+    name: Elixir setup and test
+    runs-on: ubuntu-20.04
     env:
       MIX_ENV: test
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-    # doesn't contain "ci skip" in commit message
-    if: "!contains(github.event.head_commit.message, '[skip ci]')"
     steps:
       - name: Checkout repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Setup Erlang/OTP & Elixir
         uses: erlef/setup-beam@v1
         with:
-          otp-version: ${{ matrix.otp }}
-          elixir-version: ${{ matrix.elixir }}
+          otp-version: "26"
+          elixir-version: "1.16.x"
 
       - name: Cache artifacts
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: |
             deps
             _build
-          key: ${{ runner.os }}-${{ matrix.elixir }}-${{ matrix.otp }}-mix-${{ hashFiles('**/mix.lock') }}
+          key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
           restore-keys: |
-            ${{ runner.os }}-${{ matrix.elixir }}-${{ matrix.otp }}-mix-
+            ${{ runner.os }}-mix-
 
       - name: Install Dependencies
         run: |
@@ -73,9 +58,3 @@ jobs:
         run: mix coveralls.github
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Publish to Hex
-        if: "contains(github.event.head_commit.message, '[publish to hex]')"
-        run: |
-          mix hex.config api_key ${{ secrets.HEX_API_KEY }}
-          mix hex.publish --yes

.github/workflows/hex.yml

@@ -0,0 +1,28 @@
+name: CI
+
+on:
+  pull_request:
+    branches:
+      - main
+  push:
+    branches:
+      - main
+
+jobs:
+  check_commit_message:
+    name: skips CI and prints cli message, without fail build badge
+    runs-on: ubuntu-latest
+    if: "contains(github.event.head_commit.message, '[skip ci]')"
+    steps:
+      - run: echo "no need to build, based from commit message"
+
+  publish_to_hex:
+    name: "Publish to Hex"
+    runs-on: ubuntu-latest
+
+    # doesn't contain "ci skip" in commit message
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+    steps:
+      run: |
+        mix hex.config api_key ${{ secrets.HEX_API_KEY }}
+        mix hex.publish --yes

.gitignore

@@ -25,6 +25,9 @@ sample-*.tar
 # Temporary files, for example, from tests.
 /tmp/
 
+# Benchmarks from benchee
+/benchmarks/
+
 .elixir_ls
 
 .DS_Store

.iex.exs

@@ -1,5 +1,5 @@
-alias FreecodecampElixir.AlgoProjects
 alias FreecodecampElixir.BasicAlgo
 alias FreecodecampElixir.IntermediateAlgo
+alias FreecodecampElixir.Benchmarks
 
 require Logger

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## 0.2.0 (2024.12.04)
+
+- Benchmarks as mix task
+- Bump dependencies' versions
+- Tidy docs
+
 ## 0.1.0 (2022.09.04)
 
-* Initial release
+- Initial release

README.md

@@ -3,6 +3,7 @@
 Solving exercises from Freecodecamp.org using Elixir programming language. Includes benchmarks and tests for every functions.
 
 [//]: # "Badges"
+
 [![Last Commit][commit-badge]](https://github.com/jaeyson/freecodecamp_elixir/commit/main)
 [![Commit activity][pulse-badge]](https://github.com/jaeyson/freecodecamp_elixir/pulse)
 [![Dependabot][dependabot-badge]](https://github.com/jaeyson/freecodecamp_elixir/pulls/app%2Fdependabot)
@@ -112,7 +113,6 @@ mix selective_test basic_algo intermediate_algo
 
 # basic_algo        = Basic Algorithm Scripting
 # intermediate_algo = Intermediate Algorithm Scripting
-# algo_projects     = Algorithm Projects
 ```
 
 ## Generate `HTML` Docs
@@ -124,22 +124,22 @@ mix docs
 
 ## Benchmarks (using Benchee)
 
-If you want to benchmark a specific function:
-
 ```bash
-# NOTE: file path is at
-# freecodecamp_elixir/benchmarks/basic_algo.exs
+# view benchmark commands
+mix help benchmark
+```
 
-# Example: change the function name from
-# "mutation" to "repeat_string"
-# BasicAlgo.run("mutation", HTML)
-# or uncomment lines to use that instead
-BasicAlgo.run("repeat_string", HTML)
+```bash
+# list available functions
+mix benchmark --list
+```
 
-# you can use the default formatter (console)
-BasicAlgo.run("repeat_string", Console)
+```bash
+# specific function
+mix benchmark mutation
 ```
 
 ```bash
-mix run benchmarks/basic_algo.exs
+# benchmark results saved as html in "benchmarks/" directory
+mix benchmark mutation --html
 ```

coveralls.json

@@ -1,9 +1,6 @@
 {
-    "skip_files": [
-        "benchmarks/",
-        "lib/mix/"
-    ],
-    "terminal_options": {
-        "file_column_width": 60
-    }
-}
+  "skip_files": ["lib/freecodecamp_elixir/benchmarks/", "lib/mix/"],
+  "terminal_options": {
+    "file_column_width": 60
+  }
+}

lib/freecodecamp_elixir/basic_algo.ex

@@ -284,8 +284,8 @@ defmodule FreecodecampElixir.BasicAlgo do
   end
 
   @spec do_get_index_to_ins(non_neg_integer | nil) :: non_neg_integer
-  def do_get_index_to_ins(nil), do: 0
-  def do_get_index_to_ins(result), do: result
+  defp do_get_index_to_ins(nil), do: 0
+  defp do_get_index_to_ins(result), do: result
 
   @doc """
   Check if a string (first argument, `string`) ends with the