Move all composer files inside the common directory

- 2022년 3월 개발팀 결정사항 적용
- 모듈 등 서드파티 자료 개발시 composer를 사용하면 상위 경로에 있는 코어의
  composer.json을 수정하고, 코어의 vendor 디렉토리를 건드리는 것이 기본값임
- 이를 방지하기 위해 코어의 composer.json과 vendor를 common 디렉토리 안으로
  이동하여, 모듈 경로에서 상위 폴더로 인식하지 않도록 함

common/vendor/egulias/email-validator/src/Parser/Comment.php

@@ -0,0 +1,103 @@
+<?php
+
+namespace Egulias\EmailValidator\Parser;
+
+use Egulias\EmailValidator\EmailLexer;
+use Egulias\EmailValidator\Result\Result;
+use Egulias\EmailValidator\Warning\QuotedPart;
+use Egulias\EmailValidator\Result\InvalidEmail;
+use Egulias\EmailValidator\Parser\CommentStrategy\CommentStrategy;
+use Egulias\EmailValidator\Result\Reason\UnclosedComment;
+use Egulias\EmailValidator\Result\Reason\UnOpenedComment;
+use Egulias\EmailValidator\Warning\Comment as WarningComment;
+
+class Comment extends PartParser
+{
+    /**
+     * @var int
+     */
+    private $openedParenthesis = 0;
+
+    /**
+     * @var CommentStrategy
+     */
+    private $commentStrategy;
+
+    public function __construct(EmailLexer $lexer, CommentStrategy $commentStrategy)
+    {
+        $this->lexer = $lexer;
+        $this->commentStrategy = $commentStrategy;
+    }
+
+    public function parse() : Result
+    {
+        if ($this->lexer->token['type'] === EmailLexer::S_OPENPARENTHESIS) {
+            $this->openedParenthesis++;
+            if($this->noClosingParenthesis()) {
+                return new InvalidEmail(new UnclosedComment(), $this->lexer->token['value']);
+            }
+        }
+
+        if ($this->lexer->token['type'] === EmailLexer::S_CLOSEPARENTHESIS) {
+            return new InvalidEmail(new UnOpenedComment(), $this->lexer->token['value']);
+        }
+
+        $this->warnings[WarningComment::CODE] = new WarningComment();
+
+        $moreTokens = true;
+        while ($this->commentStrategy->exitCondition($this->lexer, $this->openedParenthesis) && $moreTokens){
+
+            if ($this->lexer->isNextToken(EmailLexer::S_OPENPARENTHESIS)) {
+                $this->openedParenthesis++;
+            }
+            $this->warnEscaping();
+            if($this->lexer->isNextToken(EmailLexer::S_CLOSEPARENTHESIS)) {
+                $this->openedParenthesis--;
+            }
+            $moreTokens = $this->lexer->moveNext();
+        }
+
+        if($this->openedParenthesis >= 1) {
+            return new InvalidEmail(new UnclosedComment(), $this->lexer->token['value']);
+        } else if ($this->openedParenthesis < 0) {
+            return new InvalidEmail(new UnOpenedComment(), $this->lexer->token['value']);
+        }
+
+        $finalValidations = $this->commentStrategy->endOfLoopValidations($this->lexer);
+
+        $this->warnings = array_merge($this->warnings, $this->commentStrategy->getWarnings());
+
+        return $finalValidations;
+    }
+
+
+    /**
+     * @return bool
+     */
+    private function warnEscaping() : bool
+    {
+        //Backslash found
+        if ($this->lexer->token['type'] !== EmailLexer::S_BACKSLASH) {
+            return false;
+        }
+
+        if (!$this->lexer->isNextTokenAny(array(EmailLexer::S_SP, EmailLexer::S_HTAB, EmailLexer::C_DEL))) {
+            return false;
+        }
+
+        $this->warnings[QuotedPart::CODE] =
+            new QuotedPart($this->lexer->getPrevious()['type'], $this->lexer->token['type']);
+        return true;
+
+    }
+
+    private function noClosingParenthesis() : bool 
+    {
+        try {
+            $this->lexer->find(EmailLexer::S_CLOSEPARENTHESIS);
+            return false;
+        } catch (\RuntimeException $e) {
+            return true;
+        }
+    }
+}