Tentative support for PHP 8.0

.travis.yml

@@ -1,25 +1,46 @@
 language: php
-dist: trusty
-sudo: false
 
-php:
-  - 5.4
-  - 5.5
-  - 5.5.9
-  - 5.6
-  - 7.0
-  - 7.1
-  - 7.2
-  - 7.3
-  - 7.4
-  - hhvm-3.18
-  - hhvm-3.30
-
-matrix:
+jobs:
   include:
-    - php: 5.3
+    - name: HHVM 3.18
+      php: hhvm-3.18
+      dist: trusty
+    - name: HHVM 3.30
+      php: hhvm-3.30
+      dist: trusty
+    - name: PHP 5.3
+      php: 5.3
       dist: precise
+    - name: PHP 5.4
+      php: 5.4
+      dist: trusty
+    - name: PHP 5.5
+      php: 5.5
+      dist: trusty
+    - name: PHP 5.6
+      php: 5.6
+      dist: xenial
+    - name: PHP 7.0
+      php: 7.0
+      dist: xenial
+    - name: PHP 7.1
+      php: 7.1
+      dist: bionic
+    - name: PHP 7.2
+      php: 7.2
+      dist: bionic
+    - name: PHP 7.3
+      php: 7.3
+      dist: bionic
+    - name: PHP 7.4
+      php: 7.4
+      dist: bionic
+    - name: PHP 8.0
+      php: nightly
+      dist: bionic
 
-install: travis_retry composer install --no-interaction --prefer-source
+install:
+  - if [ "$TRAVIS_PHP_VERSION" != "nightly" ]; then travis_retry composer update --no-interaction; fi
+  - if [ "$TRAVIS_PHP_VERSION" == "nightly" ]; then travis_retry composer update --no-interaction --ignore-platform-reqs; fi
 
 script: vendor/bin/phpunit

composer.json

@@ -2,16 +2,21 @@
     "name": "vlucas/phpdotenv",
     "description": "Loads environment variables from `.env` to `getenv()`, `$_ENV` and `$_SERVER` automagically.",
     "keywords": ["env", "dotenv", "environment"],
-    "license" : "BSD-3-Clause",
-    "authors" : [
+    "license": "BSD-3-Clause",
+    "authors": [
+        {
+            "name": "Graham Campbell",
+            "email": "[email protected]",
+            "homepage": "https://gjcampbell.co.uk/"
+        },
         {
             "name": "Vance Lucas",
             "email": "[email protected]",
-            "homepage": "http://www.vancelucas.com"
+            "homepage": "https://vancelucas.com/"
         }
     ],
     "require": {
-        "php": ">=5.3.9",
+        "php": "^5.3.9 || ^7.0 || ^8.0",
         "symfony/polyfill-ctype": "^1.9"
     },
     "require-dev": {
@@ -28,6 +33,10 @@
         "ext-filter": "Required to use the boolean validator.",
         "ext-pcre": "Required to use most of the library."
     },
+    "config": {
+        "preferred-install": "dist",
+        "platform-check": false
+    },
     "extra": {
         "branch-alias": {
             "dev-master": "2.6-dev"