Subiendo proyecto completo sin restricciones de git ignore

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

@@ -0,0 +1,78 @@
+<?php
+
+namespace Egulias\EmailValidator;
+
+use Egulias\EmailValidator\Result\Result;
+use Egulias\EmailValidator\Result\ValidEmail;
+use Egulias\EmailValidator\Result\InvalidEmail;
+use Egulias\EmailValidator\Result\Reason\ExpectingATEXT;
+
+abstract class Parser
+{
+    /**
+     * @var Warning\Warning[]
+     */
+    protected $warnings = [];
+
+    /**
+     * @var EmailLexer
+     */
+    protected $lexer;
+
+    /**
+     * id-left "@" id-right
+     */
+    abstract protected function parseRightFromAt(): Result;
+    abstract protected function parseLeftFromAt(): Result;
+    abstract protected function preLeftParsing(): Result;
+
+
+    public function __construct(EmailLexer $lexer)
+    {
+        $this->lexer = $lexer;
+    }
+
+    public function parse(string $str): Result
+    {
+        $this->lexer->setInput($str);
+
+        if ($this->lexer->hasInvalidTokens()) {
+            return new InvalidEmail(new ExpectingATEXT("Invalid tokens found"), $this->lexer->current->value);
+        }
+
+        $preParsingResult = $this->preLeftParsing();
+        if ($preParsingResult->isInvalid()) {
+            return $preParsingResult;
+        }
+
+        $localPartResult = $this->parseLeftFromAt();
+
+        if ($localPartResult->isInvalid()) {
+            return $localPartResult;
+        }
+
+        $domainPartResult = $this->parseRightFromAt();
+
+        if ($domainPartResult->isInvalid()) {
+            return $domainPartResult;
+        }
+
+        return new ValidEmail();
+    }
+
+    /**
+     * @return Warning\Warning[]
+     */
+    public function getWarnings(): array
+    {
+        return $this->warnings;
+    }
+
+    protected function hasAtToken(): bool
+    {
+        $this->lexer->moveNext();
+        $this->lexer->moveNext();
+
+        return !$this->lexer->current->isA(EmailLexer::S_AT);
+    }
+}