Merge pull request #45 from jbroadway/github-actions

GitHub actions to replace travis-ci

Author: jbroadway

.github/workflows/ci.yml

@@ -0,0 +1,41 @@
+name: "Continuous Integration"
+
+on:
+  - push
+  - pull_request
+
+env:
+  COMPOSER_FLAGS: "--no-interaction --prefer-dist"
+
+jobs:
+  tests:
+    name: "CI"
+    
+    runs-on: ubuntu-latest
+    
+    strategy:
+      matrix:
+        php-version:
+          - "7.2"
+          - "7.3"
+          - "7.4"
+          - "8.0"
+        
+        dependencies: [highest]
+    
+    steps:
+      - name: "Checkout"
+        uses: "actions/checkout@v2"
+    
+      - name: "Setup PHP"
+        uses: "shivammathur/setup-php@v2"
+        with:
+          coverage: "none"
+          php-version: "${{ matrix.php-version }}"
+    
+      - name: "Install dependencies"
+        run: |
+          composer update ${{ env.COMPOSER_FLAGS }}
+    
+      - name: "Run tests"
+        run: "composer exec phpunit -- --verbose"

.travis.yml

@@ -13,11 +13,11 @@
 		}
 	],
 	"require": {
-		"psr/log": "1.*",
-		"php": ">=5.3.2"
+		"psr/log": "^1.0.1",
+		"php": ">=7.2"
 	},
 	"require-dev": {
-		"phpunit/phpunit": "^4.8.36 || ^5.7 || ^6.5"
+		"phpunit/phpunit": "^8.5"
 	},
 	"autoload": {
 		"psr-0": {