TryParseDisplayName()

static bool System.Net.Mail.MailAddressParser.TryParseDisplayName ( string data, ref int index, bool expectMultipleAddresses, [NotNullWhen(true)] out string displayName, bool throwExceptionIfFail )

inlinestaticprivate

Definition at line 193 of file MailAddressParser.cs.

    {
        if (!WhitespaceReader.TryReadCfwsReverse(data, index, out var outIndex, throwExceptionIfFail))
        {
            displayName = null;
            return false;
        }
        if (outIndex >= 0 && data[outIndex] == '"')
        {
            if (!QuotedStringFormatReader.TryReadReverseQuoted(data, outIndex, permitUnicode: true, out index, throwExceptionIfFail))
            {
                displayName = null;
                return false;
            }
            int num = index + 2;
            displayName = data.Substring(num, outIndex - num);
            if (!WhitespaceReader.TryReadCfwsReverse(data, index, out index, throwExceptionIfFail))
            {
                return false;
            }
            if (index >= 0 && (!expectMultipleAddresses || data[index] != ','))
            {
                if (throwExceptionIfFail)
                {
                    throw new FormatException(System.SR.Format(System.SR.MailHeaderFieldInvalidCharacter, data[index]));
                }
                return false;
            }
        }
        else
        {
            int num2 = index;
            if (!QuotedStringFormatReader.TryReadReverseUnQuoted(data, index, permitUnicode: true, expectMultipleAddresses, out index, throwExceptionIfFail))
            {
                displayName = null;
                return false;
            }
            displayName = data.SubstringTrim(index + 1, num2 - index);
        }
        if (!TryNormalizeOrThrow(displayName, out displayName, throwExceptionIfFail))
        {
            return false;
        }
        return true;
    }

References System.SR.Format(), System.index, System.SR.MailHeaderFieldInvalidCharacter, System.Net.Mail.MailAddressParser.TryNormalizeOrThrow(), System.Net.Mail.WhitespaceReader.TryReadCfwsReverse(), System.Net.Mail.QuotedStringFormatReader.TryReadReverseQuoted(), and System.Net.Mail.QuotedStringFormatReader.TryReadReverseUnQuoted().

Referenced by System.Net.Mail.MailAddressParser.TryParseAddress().