ValueTextEquals() [2/3]

unsafe bool System.Text.Json.Utf8JsonReader.ValueTextEquals ( ReadOnlySpan< char > text )

inline

Definition at line 324 of file Utf8JsonReader.cs.

    {
        if (!IsTokenTypeString(TokenType))
        {
            throw ThrowHelper.GetInvalidOperationException_ExpectedStringComparison(TokenType);
        }
        if (MatchNotPossible(text.Length))
        {
            return false;
        }
        byte[] array = null;
        int num = checked(text.Length * 3);
        Span<byte> utf8Destination;
        if (num > 256)
        {
            array = ArrayPool<byte>.Shared.Rent(num);
            utf8Destination = array;
        }
        else
        {
            byte* pointer = stackalloc byte[256];
            utf8Destination = new Span<byte>(pointer, 256);
        }
        ReadOnlySpan<byte> utf16Source = MemoryMarshal.AsBytes(text);
        int bytesConsumed;
        int bytesWritten;
        OperationStatus operationStatus = JsonWriterHelper.ToUtf8(utf16Source, utf8Destination, out bytesConsumed, out bytesWritten);
        bool result = operationStatus <= OperationStatus.DestinationTooSmall && TextEqualsHelper(utf8Destination.Slice(0, bytesWritten));
        if (array != null)
        {
            utf8Destination.Slice(0, bytesWritten).Clear();
            ArrayPool<byte>.Shared.Return(array);
        }
        return result;
    }

References System.array, System.Text.Json.Dictionary, System.Text.Json.ThrowHelper.GetInvalidOperationException_ExpectedStringComparison(), System.Text.Json.Utf8JsonReader.IsTokenTypeString(), System.Text.Json.Utf8JsonReader.MatchNotPossible(), System.pointer, System.Buffers.ArrayPool< T >.Shared, System.text, System.Text.Json.Utf8JsonReader.TextEqualsHelper(), and System.Text.Json.JsonWriterHelper.ToUtf8().