Add ranges support

.gitattributes

@@ -0,0 +1 @@
+/tests export-ignore

.github/workflows/tests.yml

@@ -0,0 +1,34 @@
+name: Tests
+on:
+    push:
+        branches:
+            - 'master'
+    pull_request: ~
+jobs:
+    tests:
+        name: PHP ${{ matrix.php }}
+        runs-on: ubuntu-latest
+        strategy:
+            fail-fast: false
+            matrix:
+                include:
+                    - php: '7.0'
+                    - php: '7.1'
+                    - php: '7.2'
+                    - php: '7.3'
+                    - php: '7.4'
+                    - php: '8.0'
+                    - php: '8.1'
+        steps:
+            - uses: actions/checkout@v2
+            - uses: shivammathur/setup-php@v2
+              with:
+                  php-version: ${{ matrix.php }}
+                  coverage: xdebug
+            # Read-only OAuth token to work around GitHub API rate limits
+            - run: composer config -g github-oauth.github.com "4b3b0a83ea27d9544d3608a384c7a14625a98804"
+            - run: composer --version
+            - run: composer validate --strict
+            - run: composer update --prefer-dist
+            - run: vendor/bin/phpunit -c phpunit.xml --colors=always --coverage-clover=coverage.xml
+            - run: bash <(curl -s https://codecov.io/bash) -F all

.gitignore

@@ -1,3 +1,4 @@
 composer.lock
 .php_cs.cache
+.phpunit.result.cache
 /vendor/

README.md

@@ -1,6 +1,6 @@
 # Query Translator
 
-[![Build Status](https://img.shields.io/travis/netgen/query-translator.svg?style=flat-square)](https://travis-ci.org/netgen/query-translator)
+[![Build Status](https://img.shields.io/github/workflow/status/netgen/query-translator/Tests?style=flat-square)](https://github.com/netgen/query-translator/actions?query=workflow%3ATests)
 [![Code Coverage](https://img.shields.io/codecov/c/github/netgen/query-translator.svg?style=flat-square)](https://codecov.io/gh/netgen/query-translator)
 [![Downloads](https://img.shields.io/packagist/dt/netgen/query-translator.svg?style=flat-square)](https://packagist.org/packages/netgen/query-translator)
 [![Latest stable](https://img.shields.io/packagist/v/netgen/query-translator.svg?style=flat-square)](https://packagist.org/packages/netgen/query-translator)
@@ -63,7 +63,11 @@ points to customize various parts of the translator to fit your needs. See
 
 ## Run the demo
 
-1. Clone the repository and position into it
-2. Generate autoloader using composer `composer dump-autoload -o`
-3. Start the web server with demo document root `php -S localhost:8005 -t demo`
-4. Open [http://localhost:8005](http://localhost:8005) in your browser ![Query Translator demo](demo/animation.gif)
+Demo is available as a separate repository at [netgen/query-translator-demo](https://github.com/netgen/query-translator-demo).
+
+Steps for running the demo:
+
+1. Create the demo project using composer `composer create-project netgen/query-translator-demo`
+2. Position into the demo project directory `cd query-translator-demo`
+3. Start the web server with `src` as the document root `php -S localhost:8005 -t src`
+4. Open [http://localhost:8005](http://localhost:8005) in your browser ![Query Translator demo](https://raw.githubusercontent.com/netgen/query-translator-demo/master/src/animation.gif)

composer.json

@@ -23,10 +23,11 @@
         }
     ],
     "require": {
-        "php": "^5.6||^7.0"
+        "php": "^7.0||^8.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^5.7||^6.0 ||^7.0",
+        "phpunit/phpunit": "*",
+        "symfony/phpunit-bridge": "*",
         "friendsofphp/php-cs-fixer": "^2.11"
     },
     "autoload": {