feat: add php 8 support (#32) (#35)

Co-authored-by: Zubair Mohsin <[email protected]>

.github/workflows/run-tests.yml

@@ -7,22 +7,28 @@ jobs:
     runs-on: ubuntu-latest
 
     strategy:
-      fail-fast: true
+      fail-fast: false
 
       matrix:
-        php: [7.2, 7.3, 7.4]
+        php: [7.2, 7.3, 7.4, 8.0]
         laravel: [6.*, 7.*, 8.*]
         dependency-version: [prefer-lowest, prefer-stable]
         include:
           - laravel: 8.*
-            testbench: 6.*
+            testbench: ^6.15
           - laravel: 7.*
             testbench: 5.*
           - laravel: 6.*
             testbench: 4.*
         exclude:
           - laravel: 8.*
             php: 7.2
+          - laravel: 6.*
+            php: 8.0
+            dependency-version: prefer-lowest
+          - laravel: 7.*
+            php: 8.0
+            dependency-version: prefer-lowest
 
     name: P${{ matrix.php }} - L${{ matrix.laravel }} - ${{ matrix.dependency-version }}
 
@@ -37,7 +43,8 @@ jobs:
           coverage: xdebug
       - name: Install dependencies
         run: |
-          composer require "laravel/framework:${{ matrix.laravel }}" "orchestra/testbench:${{ matrix.testbench }}" --no-interaction --no-update
-          composer update --${{ matrix.dependency-version }} --prefer-dist --no-interaction --no-suggest
+          composer require "laravel/framework:${{ matrix.laravel }}" --no-interaction --no-update
+          composer require "orchestra/testbench:${{ matrix.testbench }}" --dev --no-interaction --no-update
+          composer update --${{ matrix.dependency-version }} --prefer-dist --no-interaction
       - name: Execute tests
         run: vendor/bin/phpunit --coverage-text

composer.json

@@ -19,7 +19,7 @@
         }
     ],
     "require": {
-        "php": "^7.2.5",
+        "php": "^7.2.5|^8.0",
         "illuminate/support": "^6.0|^7.0|^8.0"
     },
     "require-dev": {