Merge pull request #32 from 0x46616c6b/support-php8

support php ^8.0

Author: 0x46616c6b

.github/workflows/continuous-integration.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-versions: ['7.2', '7.3', '7.4']
+        php-versions: ['7.3', '7.4', '8.0']
     steps:
       - uses: actions/checkout@v2
       - uses: shivammathur/setup-php@v2

composer.json

@@ -12,11 +12,11 @@
         "psr-4": { "": "src/" }
     },
     "require": {
-        "php": "^7.2.5|^7.3|^7.4",
-        "guzzlehttp/guzzle": "~7.1"
+        "php": "^7.3|^7.4|^8.0",
+        "guzzlehttp/guzzle": "~7.2"
     },
     "require-dev": {
         "phpunit/phpunit": "~8.5",
-        "behat/behat": "^3.3"
+        "behat/behat": "^3.8"
     }
 }