add support of php8.0 (#76)

* update xparse libs

* fix roave/security-advisories main branch name

* up to php7.3

* update php versions in actions config

* code grooming

* code grooming

* code grooming

* change xparse libraries constraints

* remove composer.lock

* up phpunit version

* remove exception from phpDoc

* return minimum-stability definition

* remove exception annotations from tests

* announce changes

Co-authored-by: Andrei Semianovych <andrei.semianovych@linemedia.com>

Author: saintdron

.github/workflows/test.yaml

@@ -8,7 +8,6 @@ jobs:
     strategy:
       matrix:
         php-versions: ['7.3', '7.4', '8.0']
-        package-stability: ['stable', 'alpha']
     name: PHP ${{ matrix.php-versions }}
     steps:
       - name: Checkout
@@ -30,8 +29,6 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-composer-
 
-      - name: Configure stability
-        run: composer config minimum-stability ${{ matrix.package-stability }}
       - name: Install dependencies
         run: composer install --prefer-dist --dev
 

.gitignore

@@ -1,3 +1,4 @@
 .idea
 build
-vendor
+vendor
+composer.lock

CHANGELOG.md

@@ -1,6 +1,10 @@
 # Changelog
 All Notable changes to `Parser` will be documented in this file
 
+## Planned changes
+- Upgrade to php 7.3
+- Add php 8.0 support
+
 ## 0.4.1 [2019-05-14]
 - #41 accept LinkConverter now accept ElementFinderInterface
 - Update xparse/element-finder library

composer.json

@@ -15,21 +15,21 @@
       "role": "Developer"
     }
   ],
+  "minimum-stability": "alpha",
   "require": {
-    "php": ">=7.2",
+    "php": "^7.3 || ^8.0",
     "ext-dom": "*",
     "ext-mbstring": "*",
     "guzzlehttp/guzzle": "^6.3",
     "guzzlehttp/psr7": "^1.5",
     "psr/http-message": "^1.0",
-    "xparse/element-finder": "^0.4 || ^0.5",
+    "xparse/element-finder": "0.*",
     "xparse/expression-translator": "0.0.*"
   },
-  "minimum-stability": "alpha",
   "require-dev": {
-    "phpunit/phpunit": "^8.5",
-    "roave/security-advisories": "dev-master",
-    "ext-iconv": "*"
+    "ext-iconv": "*",
+    "phpunit/phpunit": "^9.3",
+    "roave/security-advisories": "dev-latest"
   },
   "autoload": {
     "psr-4": {