From 50490d51ea8999839e4b3fbde7bda54f206c708e Mon Sep 17 00:00:00 2001
From: Michal Niewrzal <michal.n@zend.com>
Date: Fri, 18 Nov 2016 14:25:05 +0100
Subject: [PATCH] Fix formatting makes LS non-responsive (#153)

---
 composer.json     |  2 +-
 src/Formatter.php | 31 +++++++++++++++++++++++++------
 2 files changed, 26 insertions(+), 7 deletions(-)

diff --git a/composer.json b/composer.json
index f44409e..9c78d3e 100644
--- a/composer.json
+++ b/composer.json
@@ -28,7 +28,7 @@
         "phpdocumentor/reflection-docblock": "^3.0",
         "sabre/event": "^5.0",
         "felixfbecker/advanced-json-rpc": "^2.0",
-        "squizlabs/php_codesniffer" : "^2.7",
+        "squizlabs/php_codesniffer" : "3.0.0RC1",
         "netresearch/jsonmapper": "^1.0",
         "webmozart/path-util": "^2.3",
         "webmozart/glob": "^4.1",
diff --git a/src/Formatter.php b/src/Formatter.php
index 37e3f4c..2787cb7 100644
--- a/src/Formatter.php
+++ b/src/Formatter.php
@@ -3,16 +3,22 @@ declare(strict_types = 1);
 
 namespace LanguageServer;
 
-use LanguageServer\Protocol\ {
+use LanguageServer\Protocol\{
     TextEdit,
     Range,
     Position
 };
-use PHP_CodeSniffer;
 use Exception;
+use PHP_CodeSniffer\{
+    Config,
+    Ruleset
+};
+use PHP_CodeSniffer\Files\DummyFile;
+use PHP_CodeSniffer\Util\Tokens;
 
 abstract class Formatter
 {
+
     /**
      * Generate array of TextEdit changes for content formatting.
      *
@@ -24,10 +30,23 @@ abstract class Formatter
      */
     public static function format(string $content, string $uri)
     {
+        if (!defined('PHP_CODESNIFFER_CBF')) {
+            define('PHP_CODESNIFFER_CBF', true);
+        }
+
+        if (!defined('PHP_CODESNIFFER_VERBOSITY')) {
+            define('PHP_CODESNIFFER_VERBOSITY', false);
+        }
+
         $path = uriToPath($uri);
-        $cs = new PHP_CodeSniffer();
-        $cs->initStandard(self::findConfiguration($path));
-        $file = $cs->processFile(null, $content);
+        $config = new Config(['dummy'], false);
+        $config->standards = self::findConfiguration($path);
+
+        // Autoload class to set up a bunch of PHP_CodeSniffer-specific token type constants
+        spl_autoload_call(Tokens::class);
+
+        $file = new DummyFile($content, new Ruleset($config), $config);
+        $file->process();
         $fixed = $file->fixer->fixFile();
         if (!$fixed && $file->getErrorCount() > 0) {
             throw new Exception('Unable to format file');
@@ -82,7 +101,7 @@ abstract class Formatter
             $currentDir = dirname($currentDir);
         } while ($currentDir !== '.' && $currentDir !== $lastDir);
 
-        $standard = PHP_CodeSniffer::getConfigData('default_standard') ?? 'PSR2';
+        $standard = Config::getConfigData('default_standard') ?? 'PSR2';
         return explode(',', $standard);
     }
 }