support for PHP 8.4

Author: dg

.github/workflows/tests.yml

@@ -7,7 +7,7 @@ jobs:
         runs-on: ubuntu-latest
         strategy:
             matrix:
-                php: ['7.1', '7.2', '7.3', '7.4', '8.0', '8.1']
+                php: ['7.1', '7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3', '8.4']
 
             fail-fast: false
 

composer.json

@@ -15,7 +15,7 @@
 		}
 	],
 	"require": {
-		"php": ">=7.1",
+		"php": "7.1 - 8.4",
 		"ext-json": "*"
 	},
 	"require-dev": {

readme.md

@@ -37,7 +37,7 @@ Install via Composer:
 composer require nette/neon
 ```
 
-It requires PHP version 7.1 and supports PHP up to 8.1. Documentation can be found on the [website](https://doc.nette.org/neon).
+It requires PHP version 7.1 up to 8.4. Documentation can be found on the [website](https://doc.nette.org/neon).
 
 `Neon::encode()` returns `$value` converted to NEON. As the second parameter `$blockMode` you can pass true, which will create multiline output. The third parameter `$indentation` specifies the characters used for indentation (default is tab).
 

src/Neon/Parser.php

@@ -236,7 +236,7 @@ private function checkArrayKey(Node $key, array &$arr): void
 	}
 
 
-	private function injectPos(Node $node, int $start = null, int $end = null): Node
+	private function injectPos(Node $node, ?int $start = null, ?int $end = null): Node
 	{
 		$node->startTokenPos = $start ?? $this->tokens->getPos();
 		$node->startLine = $this->posToLine[$node->startTokenPos];

tests/Neon/Parser.nodes.phpt

@@ -56,7 +56,7 @@ Assert::matchFile(
 
 $traverser = new Traverser;
 $traverser->traverse($node, function (Node $node) use ($stream) {
-	$node->code = '';
+	@$node->code = ''; // dynamic property is deprecated
 	foreach (array_slice($stream->getTokens(), $node->startTokenPos, $node->endTokenPos - $node->startTokenPos + 1) as $token) {
 		$node->code .= $token->value;
 	}