Update dependencies in sniffs package

Author: ernilambar

phpcs-sniffs/Tests/bootstrap.php

@@ -5,16 +5,25 @@
  * @package PluginCheck
  */
 
+$dir_separator = DIRECTORY_SEPARATOR;
+$vendor_dir    = dirname( __DIR__ ) . $dir_separator . 'vendor' . $dir_separator;
+
+// Load nikic/php-parser token compatibility before PHPCS so T_PUBLIC_SET etc are int.
+// Otherwise PHPCS defines them as strings and nikic/php-parser throws on PHP 8.2+.
+// This fix can be removed after minimum PHP and PHPCS/nikic packages are upgraded to versions that resolve the token-type conflict.
+$nikic_compat = $vendor_dir . 'nikic' . $dir_separator . 'php-parser' . $dir_separator . 'lib' . $dir_separator . 'PhpParser' . $dir_separator . 'compatibility_tokens.php';
+if ( file_exists( $nikic_compat ) ) {
+	require_once $nikic_compat;
+}
+
 use PHP_CodeSniffer\Util\Standards;
 
 if ( ! defined( 'PHP_CODESNIFFER_IN_TESTS' ) ) {
 	define( 'PHP_CODESNIFFER_IN_TESTS', true );
 }
 
-$dir_separator = DIRECTORY_SEPARATOR;
-
 // Define the path to the PHPCS directory.
-$phpcs_path            = dirname( __DIR__ ) . $dir_separator . 'vendor' . $dir_separator . 'squizlabs' . $dir_separator . 'php_codesniffer';
+$phpcs_path            = $vendor_dir . 'squizlabs' . $dir_separator . 'php_codesniffer';
 $autoload_script_path  = $phpcs_path . $dir_separator . 'autoload.php';
 $bootstrap_script_path = $phpcs_path . $dir_separator . 'tests' . $dir_separator . 'bootstrap.php';
 
@@ -47,4 +56,4 @@
 putenv( "PHPCS_IGNORE_TESTS={$ignore_standards_string}" );
 
 // Cleanup.
-unset( $dir_separator, $phpcs_path, $available_standards, $ignored_standards, $available_standard, $ignore_standards_string );
+unset( $dir_separator, $vendor_dir, $nikic_compat, $phpcs_path, $available_standards, $ignored_standards, $available_standard, $ignore_standards_string );

phpcs-sniffs/composer.json

@@ -20,16 +20,17 @@
     "ext-libxml": "*",
     "ext-tokenizer": "*",
     "ext-xmlreader": "*",
+    "dealerdirect/phpcodesniffer-composer-installer": "^1.0.0",
     "phpcsstandards/phpcsutils": "^1.0.8",
     "squizlabs/php_codesniffer": "^3.7.2"
   },
   "require-dev": {
     "php-parallel-lint/php-console-highlighter": "^1.0.0",
     "php-parallel-lint/php-parallel-lint": "^1.3.2",
-    "phpcompatibility/php-compatibility": "^9.0",
-    "phpunit/phpunit": "^7.0 || ^8.0 || ^9.0",
-    "wp-coding-standards/wpcs": "^3.0",
-    "slevomat/coding-standard": "^8"
+    "phpcompatibility/php-compatibility": "^10.0",
+    "phpunit/phpunit": "^9.0",
+    "wp-coding-standards/wpcs": "^3.2.0",
+    "slevomat/coding-standard": "^8.18"
   },
   "suggest": {
     "ext-mbstring": "For improved results"
@@ -42,6 +43,7 @@
       "php": "7.4"
     }
   },
+  "minimum-stability": "alpha",
   "scripts": {
     "check-all": [
       "@lint",