Removed parser instance

src/SignatureHelpProvider.php

@@ -26,16 +26,6 @@ class SignatureHelpProvider
      */
     private $index;
 
-    /**
-     * @var Parser
-     */
-    private $parser;
-
-    /**
-     * @var Parser
-     */
-    private $parserErrorHandler;
-
     /**
      * @param DefinitionResolver $definitionResolver
      * @param ReadableIndex      $index
@@ -44,8 +34,6 @@ class SignatureHelpProvider
     {
         $this->definitionResolver = $definitionResolver;
         $this->index = $index;
-        $this->parser = new Parser;
-        $this->parserErrorHandler = new Collecting;
     }
 
     /**
@@ -175,7 +163,7 @@ class SignatureHelpProvider
             if (strlen(trim($params))) {
                 try {
                     $lex = new \PhpParser\Lexer();
-                    $lex->startLexing('<?php $a = [ ' . $params, $this->parserErrorHandler);
+                    $lex->startLexing('<?php $a = [ ' . $params, new Collecting);
                     $value = null;
                     $lex->getNextToken($value);
                     $lex->getNextToken($value);