From e5997fa97e8790cdae03a9cbd5e78e45e3c7bda7 Mon Sep 17 00:00:00 2001
From: Nicolas Grekas <nicolas.grekas@gmail.com>
Date: Thu, 1 Jun 2023 09:04:22 +0200
Subject: [PATCH] Work around deprecations from doctrine/lexer (#367)

---
 src/EmailLexer.php                           | 10 ++-
 src/Parser.php                               |  6 +-
 src/Parser/Comment.php                       | 18 +++---
 src/Parser/CommentStrategy/DomainComment.php |  2 +-
 src/Parser/CommentStrategy/LocalComment.php  |  2 +-
 src/Parser/DomainLiteral.php                 | 22 +++----
 src/Parser/DomainPart.php                    | 68 ++++++++++----------
 src/Parser/DoubleQuote.php                   | 20 +++---
 src/Parser/FoldingWhiteSpace.php             | 20 +++---
 src/Parser/IDLeftPart.php                    |  2 +-
 src/Parser/IDRightPart.php                   |  6 +-
 src/Parser/LocalPart.php                     | 30 ++++-----
 src/Parser/PartParser.php                    |  6 +-
 13 files changed, 105 insertions(+), 107 deletions(-)

diff --git a/src/EmailLexer.php b/src/EmailLexer.php
index 6add6bd..4099758 100644
--- a/src/EmailLexer.php
+++ b/src/EmailLexer.php
@@ -213,13 +213,11 @@ public function find($type) : bool
     public function moveNext() : bool
     {
         if ($this->hasToRecord && $this->previous === self::$nullToken) {
-            $this->accumulator .= $this->token['value'];
+            $this->accumulator .= ((array) $this->token)['value'];
         }
 
-        $this->previous = $this->token instanceof Token
-            ? ['value' => $this->token->value, 'type' => $this->token->type, 'position' => $this->token->position]
-            : $this->token;
-        
+        $this->previous = (array) $this->token;
+
         if($this->lookahead === null) {
             $this->lookahead = self::$nullToken;
         }
@@ -227,7 +225,7 @@ public function moveNext() : bool
         $hasNext = parent::moveNext();
 
         if ($this->hasToRecord) {
-            $this->accumulator .= $this->token['value'];
+            $this->accumulator .= ((array) $this->token)['value'];
         }
 
         return $hasNext;
diff --git a/src/Parser.php b/src/Parser.php
index b1905f9..4e5ac7d 100644
--- a/src/Parser.php
+++ b/src/Parser.php
@@ -29,7 +29,7 @@ abstract protected function preLeftParsing() : Result;
 
     public function __construct(EmailLexer $lexer)
     {
-        $this->lexer = $lexer;   
+        $this->lexer = $lexer;
     }
 
     public function parse(string $str) : Result
@@ -51,7 +51,7 @@ public function parse(string $str) : Result
             return $localPartResult;
         }
 
-        $domainPartResult = $this->parseRightFromAt(); 
+        $domainPartResult = $this->parseRightFromAt();
 
         if ($domainPartResult->isInvalid()) {
             return $domainPartResult;
@@ -73,6 +73,6 @@ protected function hasAtToken() : bool
         $this->lexer->moveNext();
         $this->lexer->moveNext();
 
-        return $this->lexer->token['type'] !== EmailLexer::S_AT;
+        return ((array) $this->lexer->token)['type'] !== EmailLexer::S_AT;
     }
 }
diff --git a/src/Parser/Comment.php b/src/Parser/Comment.php
index d6f3032..34ef972 100644
--- a/src/Parser/Comment.php
+++ b/src/Parser/Comment.php
@@ -31,15 +31,15 @@ public function __construct(EmailLexer $lexer, CommentStrategy $commentStrategy)
 
     public function parse() : Result
     {
-        if ($this->lexer->token['type'] === EmailLexer::S_OPENPARENTHESIS) {
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_OPENPARENTHESIS) {
             $this->openedParenthesis++;
             if($this->noClosingParenthesis()) {
-                return new InvalidEmail(new UnclosedComment(), $this->lexer->token['value']);
+                return new InvalidEmail(new UnclosedComment(), ((array) $this->lexer->token)['value']);
             }
         }
 
-        if ($this->lexer->token['type'] === EmailLexer::S_CLOSEPARENTHESIS) {
-            return new InvalidEmail(new UnOpenedComment(), $this->lexer->token['value']);
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_CLOSEPARENTHESIS) {
+            return new InvalidEmail(new UnOpenedComment(), ((array) $this->lexer->token)['value']);
         }
 
         $this->warnings[WarningComment::CODE] = new WarningComment();
@@ -58,10 +58,10 @@ public function parse() : Result
         }
 
         if($this->openedParenthesis >= 1) {
-            return new InvalidEmail(new UnclosedComment(), $this->lexer->token['value']);
+            return new InvalidEmail(new UnclosedComment(), ((array) $this->lexer->token)['value']);
         }
         if ($this->openedParenthesis < 0) {
-            return new InvalidEmail(new UnOpenedComment(), $this->lexer->token['value']);
+            return new InvalidEmail(new UnOpenedComment(), ((array) $this->lexer->token)['value']);
         }
 
         $finalValidations = $this->commentStrategy->endOfLoopValidations($this->lexer);
@@ -78,7 +78,7 @@ public function parse() : Result
     private function warnEscaping() : bool
     {
         //Backslash found
-        if ($this->lexer->token['type'] !== EmailLexer::S_BACKSLASH) {
+        if (((array) $this->lexer->token)['type'] !== EmailLexer::S_BACKSLASH) {
             return false;
         }
 
@@ -87,12 +87,12 @@ private function warnEscaping() : bool
         }
 
         $this->warnings[QuotedPart::CODE] =
-            new QuotedPart($this->lexer->getPrevious()['type'], $this->lexer->token['type']);
+            new QuotedPart($this->lexer->getPrevious()['type'], ((array) $this->lexer->token)['type']);
         return true;
 
     }
 
-    private function noClosingParenthesis() : bool 
+    private function noClosingParenthesis() : bool
     {
         try {
             $this->lexer->find(EmailLexer::S_CLOSEPARENTHESIS);
diff --git a/src/Parser/CommentStrategy/DomainComment.php b/src/Parser/CommentStrategy/DomainComment.php
index cbbe3f2..17b686b 100644
--- a/src/Parser/CommentStrategy/DomainComment.php
+++ b/src/Parser/CommentStrategy/DomainComment.php
@@ -23,7 +23,7 @@ public function endOfLoopValidations(EmailLexer $lexer) : Result
     {
         //test for end of string
         if (!$lexer->isNextToken(EmailLexer::S_DOT)) {
-            return new InvalidEmail(new ExpectingATEXT('DOT not found near CLOSEPARENTHESIS'), $lexer->token['value']);
+            return new InvalidEmail(new ExpectingATEXT('DOT not found near CLOSEPARENTHESIS'), ((array) $lexer->token)['value']);
         }
         //add warning
         //Address is valid within the message but cannot be used unmodified for the envelope
diff --git a/src/Parser/CommentStrategy/LocalComment.php b/src/Parser/CommentStrategy/LocalComment.php
index e72319a..179802b 100644
--- a/src/Parser/CommentStrategy/LocalComment.php
+++ b/src/Parser/CommentStrategy/LocalComment.php
@@ -24,7 +24,7 @@ public function exitCondition(EmailLexer $lexer, int $openedParenthesis) : bool
     public function endOfLoopValidations(EmailLexer $lexer) : Result
     {
         if (!$lexer->isNextToken(EmailLexer::S_AT)) {
-            return new InvalidEmail(new ExpectingATEXT('ATEX is not expected after closing comments'), $lexer->token['value']);
+            return new InvalidEmail(new ExpectingATEXT('ATEX is not expected after closing comments'), ((array) $lexer->token)['value']);
         }
         $this->warnings[CFWSNearAt::CODE] = new CFWSNearAt();
         return new ValidEmail();
diff --git a/src/Parser/DomainLiteral.php b/src/Parser/DomainLiteral.php
index e6d66d0..1048634 100644
--- a/src/Parser/DomainLiteral.php
+++ b/src/Parser/DomainLiteral.php
@@ -39,14 +39,14 @@ public function parse() : Result
         $addressLiteral = '';
 
         do {
-            if ($this->lexer->token['type'] === EmailLexer::C_NUL) {
-                return new InvalidEmail(new ExpectingDTEXT(), $this->lexer->token['value']);
+            if (((array) $this->lexer->token)['type'] === EmailLexer::C_NUL) {
+                return new InvalidEmail(new ExpectingDTEXT(), ((array) $this->lexer->token)['value']);
             }
 
             $this->addObsoleteWarnings();
 
             if ($this->lexer->isNextTokenAny(array(EmailLexer::S_OPENBRACKET, EmailLexer::S_OPENBRACKET))) {
-                return new InvalidEmail(new ExpectingDTEXT(), $this->lexer->token['value']);
+                return new InvalidEmail(new ExpectingDTEXT(), ((array) $this->lexer->token)['value']);
             }
 
             if ($this->lexer->isNextTokenAny(
@@ -57,21 +57,21 @@ public function parse() : Result
             }
 
             if ($this->lexer->isNextToken(EmailLexer::S_CR)) {
-                return new InvalidEmail(new CRNoLF(), $this->lexer->token['value']);
+                return new InvalidEmail(new CRNoLF(), ((array) $this->lexer->token)['value']);
             }
 
-            if ($this->lexer->token['type'] === EmailLexer::S_BACKSLASH) {
-                return new InvalidEmail(new UnusualElements($this->lexer->token['value']), $this->lexer->token['value']);
+            if (((array) $this->lexer->token)['type'] === EmailLexer::S_BACKSLASH) {
+                return new InvalidEmail(new UnusualElements(((array) $this->lexer->token)['value']), ((array) $this->lexer->token)['value']);
             }
-            if ($this->lexer->token['type'] === EmailLexer::S_IPV6TAG) {
+            if (((array) $this->lexer->token)['type'] === EmailLexer::S_IPV6TAG) {
                 $IPv6TAG = true;
             }
 
-            if ($this->lexer->token['type'] === EmailLexer::S_CLOSEBRACKET) {
+            if (((array) $this->lexer->token)['type'] === EmailLexer::S_CLOSEBRACKET) {
                 break;
             }
 
-            $addressLiteral .= $this->lexer->token['value'];
+            $addressLiteral .= ((array) $this->lexer->token)['value'];
 
         } while ($this->lexer->moveNext());
 
@@ -144,7 +144,7 @@ public function checkIPV6Tag($addressLiteral, $maxGroups = 8) : void
             $this->warnings[IPV6Deprecated::CODE] = new IPV6Deprecated();
         }
     }
-    
+
     public function convertIPv4ToIPv6(string $addressLiteralIPv4) : string
     {
         $matchesIP  = [];
@@ -189,7 +189,7 @@ protected function checkIPV4Tag($addressLiteral) : bool
 
     private function addObsoleteWarnings() : void
     {
-        if(in_array($this->lexer->token['type'], self::OBSOLETE_WARNINGS)) {
+        if(in_array(((array) $this->lexer->token)['type'], self::OBSOLETE_WARNINGS)) {
             $this->warnings[ObsoleteDTEXT::CODE] = new ObsoleteDTEXT();
         }
     }
diff --git a/src/Parser/DomainPart.php b/src/Parser/DomainPart.php
index e1f5b3b..84a4180 100644
--- a/src/Parser/DomainPart.php
+++ b/src/Parser/DomainPart.php
@@ -50,8 +50,8 @@ public function parse() : Result
             return $domainChecks;
         }
 
-        if ($this->lexer->token['type'] === EmailLexer::S_AT) {
-            return new InvalidEmail(new ConsecutiveAt(), $this->lexer->token['value']);
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_AT) {
+            return new InvalidEmail(new ConsecutiveAt(), ((array) $this->lexer->token)['value']);
         }
 
         $result = $this->doParseDomainPart();
@@ -69,7 +69,7 @@ public function parse() : Result
 
         $length = strlen($this->domainPart);
         if ($length > self::DOMAIN_MAX_LENGTH) {
-            return new InvalidEmail(new DomainTooLong(), $this->lexer->token['value']);
+            return new InvalidEmail(new DomainTooLong(), ((array) $this->lexer->token)['value']);
         }
 
         return new ValidEmail();
@@ -79,13 +79,13 @@ private function checkEndOfDomain() : Result
     {
         $prev = $this->lexer->getPrevious();
         if ($prev['type'] === EmailLexer::S_DOT) {
-            return new InvalidEmail(new DotAtEnd(), $this->lexer->token['value']);
+            return new InvalidEmail(new DotAtEnd(), ((array) $this->lexer->token)['value']);
         }
         if ($prev['type'] === EmailLexer::S_HYPHEN) {
             return new InvalidEmail(new DomainHyphened('Hypen found at the end of the domain'), $prev['value']);
         }
 
-        if ($this->lexer->token['type'] === EmailLexer::S_SP) {
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_SP) {
             return new InvalidEmail(new CRLFAtTheEnd(), $prev['value']);
         }
         return new ValidEmail();
@@ -98,13 +98,13 @@ private function performDomainStartChecks() : Result
         if ($invalidTokens->isInvalid()) {
             return $invalidTokens;
         }
-        
+
         $missingDomain = $this->checkEmptyDomain();
         if ($missingDomain->isInvalid()) {
             return $missingDomain;
         }
 
-        if ($this->lexer->token['type'] === EmailLexer::S_OPENPARENTHESIS) {
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_OPENPARENTHESIS) {
             $this->warnings[DeprecatedComment::CODE] = new DeprecatedComment();
         }
         return new ValidEmail();
@@ -112,12 +112,12 @@ private function performDomainStartChecks() : Result
 
     private function checkEmptyDomain() : Result
     {
-        $thereIsNoDomain = $this->lexer->token['type'] === EmailLexer::S_EMPTY ||
-            ($this->lexer->token['type'] === EmailLexer::S_SP &&
+        $thereIsNoDomain = ((array) $this->lexer->token)['type'] === EmailLexer::S_EMPTY ||
+            (((array) $this->lexer->token)['type'] === EmailLexer::S_SP &&
             !$this->lexer->isNextToken(EmailLexer::GENERIC));
 
         if ($thereIsNoDomain) {
-            return new InvalidEmail(new NoDomainPart(), $this->lexer->token['value']);
+            return new InvalidEmail(new NoDomainPart(), ((array) $this->lexer->token)['value']);
         }
 
         return new ValidEmail();
@@ -125,11 +125,11 @@ private function checkEmptyDomain() : Result
 
     private function checkInvalidTokensAfterAT() : Result
     {
-        if ($this->lexer->token['type'] === EmailLexer::S_DOT) {
-            return new InvalidEmail(new DotAtStart(), $this->lexer->token['value']);
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_DOT) {
+            return new InvalidEmail(new DotAtStart(), ((array) $this->lexer->token)['value']);
         }
-        if ($this->lexer->token['type'] === EmailLexer::S_HYPHEN) {
-            return new InvalidEmail(new DomainHyphened('After AT'), $this->lexer->token['value']);
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_HYPHEN) {
+            return new InvalidEmail(new DomainHyphened('After AT'), ((array) $this->lexer->token)['value']);
         }
         return new ValidEmail();
     }
@@ -156,8 +156,8 @@ protected function doParseDomainPart() : Result
                 return $notAllowedChars;
             }
 
-            if ($this->lexer->token['type'] === EmailLexer::S_OPENPARENTHESIS || 
-                $this->lexer->token['type'] === EmailLexer::S_CLOSEPARENTHESIS ) {
+            if (((array) $this->lexer->token)['type'] === EmailLexer::S_OPENPARENTHESIS ||
+                ((array) $this->lexer->token)['type'] === EmailLexer::S_CLOSEPARENTHESIS ) {
                 $hasComments = true;
                 $commentsResult = $this->parseComments();
 
@@ -172,7 +172,7 @@ protected function doParseDomainPart() : Result
                 return $dotsResult;
             }
 
-            if ($this->lexer->token['type'] === EmailLexer::S_OPENBRACKET) {
+            if (((array) $this->lexer->token)['type'] === EmailLexer::S_OPENBRACKET) {
                 $literalResult = $this->parseDomainLiteral();
 
                 $this->addTLDWarnings($tldMissing);
@@ -189,9 +189,9 @@ protected function doParseDomainPart() : Result
                 return $FwsResult;
             }
 
-            $domain .= $this->lexer->token['value'];
+            $domain .= ((array) $this->lexer->token)['value'];
 
-            if ($this->lexer->token['type'] === EmailLexer::S_DOT && $this->lexer->isNextToken(EmailLexer::GENERIC)) {
+            if (((array) $this->lexer->token)['type'] === EmailLexer::S_DOT && $this->lexer->isNextToken(EmailLexer::GENERIC)) {
                 $tldMissing = false;
             }
 
@@ -201,7 +201,7 @@ protected function doParseDomainPart() : Result
             }
             $this->lexer->moveNext();
 
-        } while (null !== $this->lexer->token['type']);
+        } while (null !== ((array) $this->lexer->token)['type']);
 
         $labelCheck = $this->checkLabelLength(true);
         if ($labelCheck->isInvalid()) {
@@ -219,8 +219,8 @@ protected function doParseDomainPart() : Result
     private function checkNotAllowedChars($token) : Result
     {
         $notAllowed = [EmailLexer::S_BACKSLASH => true, EmailLexer::S_SLASH=> true];
-        if (isset($notAllowed[$token['type']])) {
-            return new InvalidEmail(new CharNotAllowed(), $token['value']);
+        if (isset($notAllowed[((array) $token)['type']])) {
+            return new InvalidEmail(new CharNotAllowed(), ((array) $token)['value']);
         }
         return new ValidEmail();
     }
@@ -233,7 +233,7 @@ protected function parseDomainLiteral() : Result
         try {
             $this->lexer->find(EmailLexer::S_CLOSEBRACKET);
         } catch (\RuntimeException $e) {
-            return new InvalidEmail(new ExpectingDomainLiteralClose(), $this->lexer->token['value']);
+            return new InvalidEmail(new ExpectingDomainLiteralClose(), ((array) $this->lexer->token)['value']);
         }
 
         $domainLiteralParser = new DomainLiteralParser($this->lexer);
@@ -244,17 +244,17 @@ protected function parseDomainLiteral() : Result
 
     protected function checkDomainPartExceptions(array $prev, bool $hasComments) : Result
     {
-        if ($this->lexer->token['type'] === EmailLexer::S_OPENBRACKET && $prev['type'] !== EmailLexer::S_AT) {
-            return new InvalidEmail(new ExpectingATEXT('OPENBRACKET not after AT'), $this->lexer->token['value']);
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_OPENBRACKET && $prev['type'] !== EmailLexer::S_AT) {
+            return new InvalidEmail(new ExpectingATEXT('OPENBRACKET not after AT'), ((array) $this->lexer->token)['value']);
         }
 
-        if ($this->lexer->token['type'] === EmailLexer::S_HYPHEN && $this->lexer->isNextToken(EmailLexer::S_DOT)) {
-            return new InvalidEmail(new DomainHyphened('Hypen found near DOT'), $this->lexer->token['value']);
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_HYPHEN && $this->lexer->isNextToken(EmailLexer::S_DOT)) {
+            return new InvalidEmail(new DomainHyphened('Hypen found near DOT'), ((array) $this->lexer->token)['value']);
         }
 
-        if ($this->lexer->token['type'] === EmailLexer::S_BACKSLASH
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_BACKSLASH
             && $this->lexer->isNextToken(EmailLexer::GENERIC)) {
-            return new InvalidEmail(new ExpectingATEXT('Escaping following "ATOM"'), $this->lexer->token['value']);
+            return new InvalidEmail(new ExpectingATEXT('Escaping following "ATOM"'), ((array) $this->lexer->token)['value']);
         }
 
         return $this->validateTokens($hasComments);
@@ -273,8 +273,8 @@ protected function validateTokens(bool $hasComments) : Result
             $validDomainTokens[EmailLexer::S_CLOSEPARENTHESIS] = true;
         }
 
-        if (!isset($validDomainTokens[$this->lexer->token['type']])) {
-            return new InvalidEmail(new ExpectingATEXT('Invalid token in domain: ' . $this->lexer->token['value']), $this->lexer->token['value']);
+        if (!isset($validDomainTokens[((array) $this->lexer->token)['type']])) {
+            return new InvalidEmail(new ExpectingATEXT('Invalid token in domain: ' . ((array) $this->lexer->token)['value']), ((array) $this->lexer->token)['value']);
         }
 
         return new ValidEmail();
@@ -282,13 +282,13 @@ protected function validateTokens(bool $hasComments) : Result
 
     private function checkLabelLength(bool $isEndOfDomain = false) : Result
     {
-        if ($this->lexer->token['type'] === EmailLexer::S_DOT || $isEndOfDomain) {
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_DOT || $isEndOfDomain) {
             if ($this->isLabelTooLong($this->label)) {
-                return new InvalidEmail(new LabelTooLong(), $this->lexer->token['value']);
+                return new InvalidEmail(new LabelTooLong(), ((array) $this->lexer->token)['value']);
             }
             $this->label = '';
         }
-        $this->label .= $this->lexer->token['value'];
+        $this->label .= ((array) $this->lexer->token)['value'];
         return new ValidEmail();
     }
 
diff --git a/src/Parser/DoubleQuote.php b/src/Parser/DoubleQuote.php
index b32e2b6..d722292 100644
--- a/src/Parser/DoubleQuote.php
+++ b/src/Parser/DoubleQuote.php
@@ -30,24 +30,24 @@ public function parse() : Result
             EmailLexer::S_CR => true,
             EmailLexer::S_LF => true
         ];
-        
+
         $setSpecialsWarning = true;
 
         $this->lexer->moveNext();
 
-        while ($this->lexer->token['type'] !== EmailLexer::S_DQUOTE && null !== $this->lexer->token['type']) {
-            if (isset($special[$this->lexer->token['type']]) && $setSpecialsWarning) {
+        while (((array) $this->lexer->token)['type'] !== EmailLexer::S_DQUOTE && null !== ((array) $this->lexer->token)['type']) {
+            if (isset($special[((array) $this->lexer->token)['type']]) && $setSpecialsWarning) {
                 $this->warnings[CFWSWithFWS::CODE] = new CFWSWithFWS();
                 $setSpecialsWarning = false;
             }
-            if ($this->lexer->token['type'] === EmailLexer::S_BACKSLASH && $this->lexer->isNextToken(EmailLexer::S_DQUOTE)) {
+            if (((array) $this->lexer->token)['type'] === EmailLexer::S_BACKSLASH && $this->lexer->isNextToken(EmailLexer::S_DQUOTE)) {
                 $this->lexer->moveNext();
             }
 
             $this->lexer->moveNext();
 
-            if (!$this->escaped() && isset($invalid[$this->lexer->token['type']])) {
-                return new InvalidEmail(new ExpectingATEXT("Expecting ATEXT between DQUOTE"), $this->lexer->token['value']);
+            if (!$this->escaped() && isset($invalid[((array) $this->lexer->token)['type']])) {
+                return new InvalidEmail(new ExpectingATEXT("Expecting ATEXT between DQUOTE"), ((array) $this->lexer->token)['value']);
             }
         }
 
@@ -59,7 +59,7 @@ public function parse() : Result
         }
 
         if (!$this->lexer->isNextToken(EmailLexer::S_AT) && $prev['type'] !== EmailLexer::S_BACKSLASH) {
-            return new InvalidEmail(new ExpectingATEXT("Expecting ATEXT between DQUOTE"), $this->lexer->token['value']);
+            return new InvalidEmail(new ExpectingATEXT("Expecting ATEXT between DQUOTE"), ((array) $this->lexer->token)['value']);
         }
 
         return new ValidEmail();
@@ -71,15 +71,15 @@ protected function checkDQUOTE() : Result
 
         if ($this->lexer->isNextToken(EmailLexer::GENERIC) && $previous['type'] === EmailLexer::GENERIC) {
             $description = 'https://tools.ietf.org/html/rfc5322#section-3.2.4 - quoted string should be a unit';
-            return new InvalidEmail(new ExpectingATEXT($description), $this->lexer->token['value']);
+            return new InvalidEmail(new ExpectingATEXT($description), ((array) $this->lexer->token)['value']);
         }
 
         try {
             $this->lexer->find(EmailLexer::S_DQUOTE);
         } catch (\Exception $e) {
-            return new InvalidEmail(new UnclosedQuotedString(), $this->lexer->token['value']);
+            return new InvalidEmail(new UnclosedQuotedString(), ((array) $this->lexer->token)['value']);
         }
-        $this->warnings[QuotedString::CODE] = new QuotedString($previous['value'], $this->lexer->token['value']);
+        $this->warnings[QuotedString::CODE] = new QuotedString($previous['value'], ((array) $this->lexer->token)['value']);
 
         return new ValidEmail();
     }
diff --git a/src/Parser/FoldingWhiteSpace.php b/src/Parser/FoldingWhiteSpace.php
index fff6ec3..be4b05b 100644
--- a/src/Parser/FoldingWhiteSpace.php
+++ b/src/Parser/FoldingWhiteSpace.php
@@ -36,16 +36,16 @@ public function parse() : Result
             return $resultCRLF;
         }
 
-        if ($this->lexer->token['type'] === EmailLexer::S_CR) {
-            return new InvalidEmail(new CRNoLF(), $this->lexer->token['value']);
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_CR) {
+            return new InvalidEmail(new CRNoLF(), ((array) $this->lexer->token)['value']);
         }
 
         if ($this->lexer->isNextToken(EmailLexer::GENERIC) && $previous['type']  !== EmailLexer::S_AT) {
-            return new InvalidEmail(new AtextAfterCFWS(), $this->lexer->token['value']);
+            return new InvalidEmail(new AtextAfterCFWS(), ((array) $this->lexer->token)['value']);
         }
 
-        if ($this->lexer->token['type'] === EmailLexer::S_LF || $this->lexer->token['type'] === EmailLexer::C_NUL) {
-            return new InvalidEmail(new ExpectingCTEXT(), $this->lexer->token['value']);
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_LF || ((array) $this->lexer->token)['type'] === EmailLexer::C_NUL) {
+            return new InvalidEmail(new ExpectingCTEXT(), ((array) $this->lexer->token)['value']);
         }
 
         if ($this->lexer->isNextToken(EmailLexer::S_AT) || $previous['type']  === EmailLexer::S_AT) {
@@ -59,28 +59,28 @@ public function parse() : Result
 
     protected function checkCRLFInFWS() : Result
     {
-        if ($this->lexer->token['type'] !== EmailLexer::CRLF) {
+        if (((array) $this->lexer->token)['type'] !== EmailLexer::CRLF) {
             return new ValidEmail();
         }
 
         if (!$this->lexer->isNextTokenAny(array(EmailLexer::S_SP, EmailLexer::S_HTAB))) {
-            return new InvalidEmail(new CRLFX2(), $this->lexer->token['value']);
+            return new InvalidEmail(new CRLFX2(), ((array) $this->lexer->token)['value']);
         }
 
         //this has no coverage. Condition is repeated from above one
         if (!$this->lexer->isNextTokenAny(array(EmailLexer::S_SP, EmailLexer::S_HTAB))) {
-            return new InvalidEmail(new CRLFAtTheEnd(), $this->lexer->token['value']);
+            return new InvalidEmail(new CRLFAtTheEnd(), ((array) $this->lexer->token)['value']);
         }
 
         return new ValidEmail();
     }
-     
+
     protected function isFWS() : bool
     {
         if ($this->escaped()) {
             return false;
         }
 
-        return in_array($this->lexer->token['type'], self::FWS_TYPES);
+        return in_array(((array) $this->lexer->token)['type'], self::FWS_TYPES);
     }
 }
diff --git a/src/Parser/IDLeftPart.php b/src/Parser/IDLeftPart.php
index 5fd9cdf..3b01ae2 100644
--- a/src/Parser/IDLeftPart.php
+++ b/src/Parser/IDLeftPart.php
@@ -10,6 +10,6 @@ class IDLeftPart extends LocalPart
 {
     protected function parseComments(): Result
     {
-       return new InvalidEmail(new CommentsInIDRight(), $this->lexer->token['value']);
+       return new InvalidEmail(new CommentsInIDRight(), ((array) $this->lexer->token)['value']);
     }
 }
diff --git a/src/Parser/IDRightPart.php b/src/Parser/IDRightPart.php
index 1a1268f..d19e05a 100644
--- a/src/Parser/IDRightPart.php
+++ b/src/Parser/IDRightPart.php
@@ -20,9 +20,9 @@ protected function validateTokens(bool $hasComments) : Result
             EmailLexer::S_GREATERTHAN => true,
             EmailLexer::S_LOWERTHAN => true,
         ];
-    
-        if (isset($invalidDomainTokens[$this->lexer->token['type']])) {
-            return new InvalidEmail(new ExpectingATEXT('Invalid token in domain: ' . $this->lexer->token['value']), $this->lexer->token['value']);
+
+        if (isset($invalidDomainTokens[((array) $this->lexer->token)['type']])) {
+            return new InvalidEmail(new ExpectingATEXT('Invalid token in domain: ' . ((array) $this->lexer->token)['value']), ((array) $this->lexer->token)['value']);
         }
         return new ValidEmail();
     }
diff --git a/src/Parser/LocalPart.php b/src/Parser/LocalPart.php
index 154521b..3f2ef7d 100644
--- a/src/Parser/LocalPart.php
+++ b/src/Parser/LocalPart.php
@@ -36,12 +36,12 @@ public function parse() : Result
     {
         $this->lexer->startRecording();
 
-        while ($this->lexer->token['type'] !== EmailLexer::S_AT && null !== $this->lexer->token['type']) {
+        while (((array) $this->lexer->token)['type'] !== EmailLexer::S_AT && null !== ((array) $this->lexer->token)['type']) {
             if ($this->hasDotAtStart()) {
-                return new InvalidEmail(new DotAtStart(), $this->lexer->token['value']);
+                return new InvalidEmail(new DotAtStart(), ((array) $this->lexer->token)['value']);
             }
 
-            if ($this->lexer->token['type'] === EmailLexer::S_DQUOTE) {
+            if (((array) $this->lexer->token)['type'] === EmailLexer::S_DQUOTE) {
                 $dquoteParsingResult = $this->parseDoubleQuote();
 
                 //Invalid double quote parsing
@@ -50,8 +50,8 @@ public function parse() : Result
                 }
             }
 
-            if ($this->lexer->token['type'] === EmailLexer::S_OPENPARENTHESIS || 
-                $this->lexer->token['type'] === EmailLexer::S_CLOSEPARENTHESIS ) {
+            if (((array) $this->lexer->token)['type'] === EmailLexer::S_OPENPARENTHESIS ||
+                ((array) $this->lexer->token)['type'] === EmailLexer::S_CLOSEPARENTHESIS ) {
                 $commentsResult = $this->parseComments();
 
                 //Invalid comment parsing
@@ -60,14 +60,14 @@ public function parse() : Result
                 }
             }
 
-            if ($this->lexer->token['type'] === EmailLexer::S_DOT && $this->lexer->isNextToken(EmailLexer::S_DOT)) {
-                return new InvalidEmail(new ConsecutiveDot(), $this->lexer->token['value']);
+            if (((array) $this->lexer->token)['type'] === EmailLexer::S_DOT && $this->lexer->isNextToken(EmailLexer::S_DOT)) {
+                return new InvalidEmail(new ConsecutiveDot(), ((array) $this->lexer->token)['value']);
             }
 
-            if ($this->lexer->token['type'] === EmailLexer::S_DOT &&
+            if (((array) $this->lexer->token)['type'] === EmailLexer::S_DOT &&
                 $this->lexer->isNextToken(EmailLexer::S_AT)
             ) {
-                return new InvalidEmail(new DotAtEnd(), $this->lexer->token['value']);
+                return new InvalidEmail(new DotAtEnd(), ((array) $this->lexer->token)['value']);
             }
 
             $resultEscaping = $this->validateEscaping();
@@ -99,8 +99,8 @@ public function parse() : Result
 
     protected function validateTokens(bool $hasComments) : Result
     {
-        if (isset(self::INVALID_TOKENS[$this->lexer->token['type']])) {
-            return new InvalidEmail(new ExpectingATEXT('Invalid token found'), $this->lexer->token['value']);
+        if (isset(self::INVALID_TOKENS[((array) $this->lexer->token)['type']])) {
+            return new InvalidEmail(new ExpectingATEXT('Invalid token found'), ((array) $this->lexer->token)['value']);
         }
         return new ValidEmail();
     }
@@ -110,7 +110,7 @@ public function localPart() : string
         return $this->localPart;
     }
 
-    private function parseLocalFWS() : Result 
+    private function parseLocalFWS() : Result
     {
         $foldingWS = new FoldingWhiteSpace($this->lexer);
         $resultFWS = $foldingWS->parse();
@@ -122,7 +122,7 @@ private function parseLocalFWS() : Result
 
     private function hasDotAtStart() : bool
     {
-            return $this->lexer->token['type'] === EmailLexer::S_DOT && null === $this->lexer->getPrevious()['type'];
+            return ((array) $this->lexer->token)['type'] === EmailLexer::S_DOT && null === $this->lexer->getPrevious()['type'];
     }
 
     private function parseDoubleQuote() : Result
@@ -148,12 +148,12 @@ protected function parseComments(): Result
     private function validateEscaping() : Result
     {
         //Backslash found
-        if ($this->lexer->token['type'] !== EmailLexer::S_BACKSLASH) {
+        if (((array) $this->lexer->token)['type'] !== EmailLexer::S_BACKSLASH) {
             return new ValidEmail();
         }
 
         if ($this->lexer->isNextToken(EmailLexer::GENERIC)) {
-            return new InvalidEmail(new ExpectingATEXT('Found ATOM after escaping'), $this->lexer->token['value']);
+            return new InvalidEmail(new ExpectingATEXT('Found ATOM after escaping'), ((array) $this->lexer->token)['value']);
         }
 
         if (!$this->lexer->isNextTokenAny(array(EmailLexer::S_SP, EmailLexer::S_HTAB, EmailLexer::C_DEL))) {
diff --git a/src/Parser/PartParser.php b/src/Parser/PartParser.php
index a75a172..7fc6d7b 100644
--- a/src/Parser/PartParser.php
+++ b/src/Parser/PartParser.php
@@ -45,8 +45,8 @@ protected function parseFWS() : Result
 
     protected function checkConsecutiveDots() : Result
     {
-        if ($this->lexer->token['type'] === EmailLexer::S_DOT && $this->lexer->isNextToken(EmailLexer::S_DOT)) {
-            return new InvalidEmail(new ConsecutiveDot(), $this->lexer->token['value']);
+        if (((array) $this->lexer->token)['type'] === EmailLexer::S_DOT && $this->lexer->isNextToken(EmailLexer::S_DOT)) {
+            return new InvalidEmail(new ConsecutiveDot(), ((array) $this->lexer->token)['value']);
         }
 
         return new ValidEmail();
@@ -58,6 +58,6 @@ protected function escaped() : bool
 
         return $previous && $previous['type'] === EmailLexer::S_BACKSLASH
             &&
-            $this->lexer->token['type'] !== EmailLexer::GENERIC;
+            ((array) $this->lexer->token)['type'] !== EmailLexer::GENERIC;
     }
 }