Upgrade to PHP 8, PHPUnit 9, PHP_CodeSniffer 4, graze/standards 3

.github/workflows/ci.yml

@@ -0,0 +1,56 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.2'
+          coverage: none
+          tools: composer:v2
+
+      - name: Install dependencies
+        run: composer update --no-interaction --no-progress --prefer-dist
+
+      - name: Run phpcs
+        run: vendor/bin/phpcs -p --warning-severity=0 src/ tests/
+
+  test:
+    name: PHP ${{ matrix.php }} (${{ matrix.dependencies }} deps)
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        php: ['7.4', '8.0', '8.1', '8.2', '8.3', '8.4', '8.5']
+        dependencies: ['highest', 'lowest']
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          coverage: none
+          tools: composer:v2
+
+      - name: Install dependencies (highest)
+        if: matrix.dependencies == 'highest'
+        run: composer update --no-interaction --no-progress --prefer-dist
+
+      - name: Install dependencies (lowest)
+        if: matrix.dependencies == 'lowest'
+        run: composer update --no-interaction --no-progress --prefer-dist --prefer-lowest
+
+      - name: Run unit tests
+        run: vendor/bin/phpunit --testsuite unit

Makefile

@@ -1,7 +1,7 @@
 SHELL = /bin/sh
 
 DOCKER = $(shell which docker)
-PHP_VER := 7.2
+PHP_VER := 8.2
 IMAGE := graze/php-alpine:${PHP_VER}-test
 VOLUME := /srv
 DOCKER_RUN_BASE := ${DOCKER} run --rm -t -v $$(pwd):${VOLUME} -w ${VOLUME}
@@ -58,10 +58,10 @@ test-matrix-lowest: ## Test all version, with the lowest version
 	${MAKE} build-update
 
 test-matrix: ## Run the unit tests against multiple targets.
-	${MAKE} PHP_VER="5.6" build-update test
-	${MAKE} PHP_VER="7.0" build-update test
-	${MAKE} PHP_VER="7.1" build-update test
-	${MAKE} PHP_VER="7.2" build-update test
+	${MAKE} PHP_VER="7.4" build-update test
+	${MAKE} PHP_VER="8.0" build-update test
+	${MAKE} PHP_VER="8.1" build-update test
+	${MAKE} PHP_VER="8.2" build-update test
 
 test-coverage: ## Run all tests and output coverage to the console.
 	${DOCKER_RUN} phpdbg7 -qrr vendor/bin/phpunit --coverage-text

README.md

@@ -2,7 +2,7 @@
 
 [![Latest Version on Packagist](https://img.shields.io/packagist/v/graze/config-validation.svg?style=flat-square)](https://packagist.org/packages/graze/config-validation)
 [![Software License](https://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat-square)](LICENSE.md)
-[![Build Status](https://img.shields.io/travis/graze/config-validation/master.svg?style=flat-square)](https://travis-ci.org/graze/config-validation)
+[![CI](https://github.com/graze/config-validation/actions/workflows/ci.yml/badge.svg)](https://github.com/graze/config-validation/actions/workflows/ci.yml)
 [![Coverage Status](https://img.shields.io/scrutinizer/coverage/g/graze/config-validation.svg?style=flat-square)](https://scrutinizer-ci.com/g/graze/config-validation/code-structure)
 [![Quality Score](https://img.shields.io/scrutinizer/g/graze/config-validation.svg?style=flat-square)](https://scrutinizer-ci.com/g/graze/config-validation)
 [![Total Downloads](https://img.shields.io/packagist/dt/graze/config-validation.svg?style=flat-square)](https://packagist.org/packages/graze/config-validation)

composer.json

@@ -9,7 +9,10 @@
   "license": "MIT",
   "config": {
     "platform": {
-      "php": "7.2"
+      "php": "7.4"
+    },
+    "allow-plugins": {
+      "dealerdirect/phpcodesniffer-composer-installer": true
     }
   },
   "authors": [
@@ -26,13 +29,13 @@
     }
   ],
   "require": {
-    "php": "^5.6 | ^7.0",
-    "respect/validation": "^1.1"
+    "php": "^7.4 | ^8.0",
+    "respect/validation": "^2.2"
   },
   "require-dev": {
-    "graze/standards": "^2.0",
-    "phpunit/phpunit": "^5.7.21 | ^6 | ^7",
-    "squizlabs/php_codesniffer": "^3.0"
+    "graze/standards": "^3.0",
+    "phpunit/phpunit": "^9.0",
+    "squizlabs/php_codesniffer": "^4.0"
   },
   "autoload": {
     "psr-4": {