ConsumeSignMultiSegment()

ConsumeNumberResult System.Text.Json.Utf8JsonReader.ConsumeSignMultiSegment ( ref ReadOnlySpan< byte > data, ref int i, in PartialStateForRollback rollBackState )

inlineprivate

Definition at line 3107 of file Utf8JsonReader.cs.

    {
        if (i >= data.Length)
        {
            if (IsLastSpan)
            {
                RollBackState(in rollBackState, isError: true);
                ThrowHelper.ThrowJsonReaderException(ref this, ExceptionResource.RequiredDigitNotFoundEndOfData, 0);
            }
            if (!GetNextSpan())
            {
                if (IsLastSpan)
                {
                    RollBackState(in rollBackState, isError: true);
                    ThrowHelper.ThrowJsonReaderException(ref this, ExceptionResource.RequiredDigitNotFoundEndOfData, 0);
                }
                return ConsumeNumberResult.NeedMoreData;
            }
            _totalConsumed += i;
            HasValueSequence = true;
            i = 0;
            data = _buffer;
        }
        byte b = data[i];
        if (b == 43 || b == 45)
        {
            i++;
            _bytePositionInLine++;
            if (i >= data.Length)
            {
                if (IsLastSpan)
                {
                    RollBackState(in rollBackState, isError: true);
                    ThrowHelper.ThrowJsonReaderException(ref this, ExceptionResource.RequiredDigitNotFoundEndOfData, 0);
                }
                if (!GetNextSpan())
                {
                    if (IsLastSpan)
                    {
                        RollBackState(in rollBackState, isError: true);
                        ThrowHelper.ThrowJsonReaderException(ref this, ExceptionResource.RequiredDigitNotFoundEndOfData, 0);
                    }
                    return ConsumeNumberResult.NeedMoreData;
                }
                _totalConsumed += i;
                HasValueSequence = true;
                i = 0;
                data = _buffer;
            }
            b = data[i];
        }
        if (!JsonHelpers.IsDigit(b))
        {
            RollBackState(in rollBackState, isError: true);
            ThrowHelper.ThrowJsonReaderException(ref this, ExceptionResource.RequiredDigitNotFoundAfterSign, b);
        }
        return ConsumeNumberResult.OperationIncomplete;
    }

References System.Text.Json.Utf8JsonReader._buffer, System.Text.Json.Utf8JsonReader._bytePositionInLine, System.Text.Json.Utf8JsonReader._totalConsumed, System.Text.Json.Dictionary, System.Text.Json.Utf8JsonReader.GetNextSpan(), System.Text.Json.Utf8JsonReader.HasValueSequence, System.Text.Json.JsonHelpers.IsDigit(), System.Text.Json.Utf8JsonReader.IsLastSpan, System.Text.Json.Utf8JsonReader.RollBackState(), and System.Text.Json.ThrowHelper.ThrowJsonReaderException().

Referenced by System.Text.Json.Utf8JsonReader.TryGetNumberMultiSegment().