Egulias\EmailValidator\Parser\DoubleQuote

Complexity

Total Complexity

18

Size/Duplication

Total Lines	72
Duplicated Lines	0 %

Test Coverage

Coverage

92.86%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	checkDQUOTE()	0	17	4
C	parse()	0	51	14

<?php

namespace Egulias\EmailValidator\Parser;

use Egulias\EmailValidator\EmailLexer;
use Egulias\EmailValidator\Result\ValidEmail;
use Egulias\EmailValidator\Result\InvalidEmail;
use Egulias\EmailValidator\Warning\CFWSWithFWS;
use Egulias\EmailValidator\Warning\QuotedString;
use Egulias\EmailValidator\Result\Reason\ExpectingATEXT;
use Egulias\EmailValidator\Result\Reason\UnclosedQuotedString;
use Egulias\EmailValidator\Result\Result;

class DoubleQuote extends PartParser
{
    public function parse(): Result
    {

        $validQuotedString = $this->checkDQUOTE();
        if ($validQuotedString->isInvalid()) return $validQuotedString;

        $special = [
            EmailLexer::S_CR => true,
            EmailLexer::S_HTAB => true,
            EmailLexer::S_LF => true
        ];

        $invalid = [
            EmailLexer::C_NUL => true,
            EmailLexer::S_HTAB => true,
            EmailLexer::S_CR => true,
            EmailLexer::S_LF => true
        ];

        $setSpecialsWarning = true;

        $this->lexer->moveNext();

        while (!$this->lexer->token->isA(EmailLexer::S_DQUOTE) && null !== $this->lexer->token->type) {

Egulias\EmailValidator\EmailLexer::S_DQUOTE of type integer is incompatible with the type Doctrine\Common\Lexer\T expected by parameter $types of Doctrine\Common\Lexer\Token::isA().

            if (isset($special[$this->lexer->token->type]) && $setSpecialsWarning) {
                $this->warnings[CFWSWithFWS::CODE] = new CFWSWithFWS();
                $setSpecialsWarning = false;
            }
            if ($this->lexer->token->isA(EmailLexer::S_BACKSLASH) && $this->lexer->isNextToken(EmailLexer::S_DQUOTE)) {

Egulias\EmailValidator\EmailLexer::S_DQUOTE of type integer is incompatible with the type Doctrine\Common\Lexer\T expected by parameter $type of Doctrine\Common\Lexer\AbstractLexer::isNextToken().

                $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);
            }
        }

        $prev = $this->lexer->getPrevious();

        if ($prev->isA(EmailLexer::S_BACKSLASH)) {
            $validQuotedString = $this->checkDQUOTE();
            if ($validQuotedString->isInvalid()) return $validQuotedString;
        }

        if (!$this->lexer->isNextToken(EmailLexer::S_AT) && !$prev->isA(EmailLexer::S_BACKSLASH)) {
            return new InvalidEmail(new ExpectingATEXT("Expecting ATEXT between DQUOTE"), $this->lexer->token->value);
        }

        return new ValidEmail();
    }

    protected function checkDQUOTE(): Result
    {
        $previous = $this->lexer->getPrevious();

        if ($this->lexer->isNextToken(EmailLexer::GENERIC) && $previous->isA(EmailLexer::GENERIC)) {

Egulias\EmailValidator\EmailLexer::GENERIC of type integer is incompatible with the type Doctrine\Common\Lexer\T expected by parameter $type of Doctrine\Common\Lexer\AbstractLexer::isNextToken().

Egulias\EmailValidator\EmailLexer::GENERIC of type integer is incompatible with the type Doctrine\Common\Lexer\T expected by parameter $types of Doctrine\Common\Lexer\Token::isA().

            $description = 'https://tools.ietf.org/html/rfc5322#section-3.2.4 - quoted string should be a unit';
            return new InvalidEmail(new ExpectingATEXT($description), $this->lexer->token->value);
        }

        try {
            $this->lexer->find(EmailLexer::S_DQUOTE);
        } catch (\Exception $e) {
            return new InvalidEmail(new UnclosedQuotedString(), $this->lexer->token->value);
        }
        $this->warnings[QuotedString::CODE] = new QuotedString($previous->value, $this->lexer->token->value);

        return new ValidEmail();
    }
}