function DoubleQuote::parse

Overrides PartParser::parse

File

vendor/egulias/email-validator/src/Parser/DoubleQuote.php, line 16

Class

DoubleQuote

Namespace

Egulias\EmailValidator\Parser

Code

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->current
        ->isA(EmailLexer::S_DQUOTE) && !$this->lexer->current
        ->isA(EmailLexer::S_EMPTY)) {
        if (isset($special[$this->lexer->current->type]) && $setSpecialsWarning) {
            $this->warnings[CFWSWithFWS::CODE] = new CFWSWithFWS();
            $setSpecialsWarning = false;
        }
        if ($this->lexer->current
            ->isA(EmailLexer::S_BACKSLASH) && $this->lexer
            ->isNextToken(EmailLexer::S_DQUOTE)) {
            $this->lexer
                ->moveNext();
        }
        $this->lexer
            ->moveNext();
        if (!$this->escaped() && isset($invalid[$this->lexer->current->type])) {
            return new InvalidEmail(new ExpectingATEXT("Expecting ATEXT between DQUOTE"), $this->lexer->current->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->current->value);
    }
    return new ValidEmail();
}