public static Writer Make(int index, NameWriter name)
{
return((reader, buffer) =>
{
if (reader.IsDBNull(index))
{
return buffer;
}
Comma.Write(ref buffer);
name.Write(ref buffer);
if (reader.GetBoolean(index))
{
TrueString.CopyTo(buffer);
buffer = buffer.Slice(4);
}
else
{
FalseString.CopyTo(buffer);
buffer = buffer.Slice(5);
}
return buffer;
});
}
public static Writer Make(int index, NameWriter name)
{
return((reader, buffer, pos) =>
{
if (reader.IsDBNull(index))
{
return pos;
}
Comma.Write(buffer, ref pos);
name.Write(buffer, ref pos);
if (reader.GetBoolean(index))
{
TrueString.CopyTo(buffer.Slice(pos, 4));
pos += 4;
}
else
{
FalseString.CopyTo(buffer.Slice(pos, 5));
pos += 5;
}
return pos;
});
}
public static Writer Make(int index, NameWriter name)
{
return((reader, buffer) =>
{
if (reader.IsDBNull(index))
{
return buffer;
}
Comma.Write(ref buffer);
name.Write(ref buffer);
Utf8Formatter.TryFormat(reader.GetByte(index), buffer, out var n);
return buffer.Slice(n);
});
}
public static Writer Make(int index, NameWriter name)
{
return((reader, buffer, pos) =>
{
if (reader.IsDBNull(index))
{
return pos;
}
Comma.Write(buffer, ref pos);
name.Write(buffer, ref pos);
Utf8Formatter.TryFormat(reader.GetByte(index), buffer.Slice(pos, 32), out var n);
return pos + n;
});
}
public static Writer Make(int index, NameWriter name)
{
return((reader, buffer, pos) =>
{
if (reader.IsDBNull(index))
{
return pos;
}
Comma.Write(buffer, ref pos);
name.Write(buffer, ref pos);
buffer[pos++] = QuotationMark;
Utf8Formatter.TryFormat(reader.GetFieldValue <TimeSpan>(index), buffer.Slice(pos, 32), out var n, new StandardFormat('g'));
pos = pos + n;
buffer[pos] = QuotationMark;
return pos + 1;
});
}
public static Writer Make(int index, NameWriter name)
{
return((reader, buffer) =>
{
if (reader.IsDBNull(index))
{
return buffer;
}
Comma.Write(ref buffer);
name.Write(ref buffer);
buffer[0] = QuotationMark;
buffer = buffer.Slice(1);
Utf8Formatter.TryFormat(reader.GetFieldValue <Guid>(index), buffer, out var n, new StandardFormat('O'));
buffer[n] = QuotationMark;
return buffer.Slice(n + 1);
});
}
public static Writer Make(int index, NameWriter name)
{
return((reader, buffer, pos) =>
{
if (reader.IsDBNull(index))
{
return pos;
}
Comma.Write(buffer, ref pos);
name.Write(buffer, ref pos);
var chars = ArrayPool <char> .Shared.Rent(1024);
try
{
int charCount = (int)reader.GetChars(index, 0, chars, 1, 1000);
if (charCount == 0)
{
EmptyString.CopyTo(buffer.Slice(pos, 2));
return pos + 2;
}
chars[0] = '"';
chars[charCount + 1] = '"';
charCount += 2;
var source = new ReadOnlySpan <char>(chars, 0, charCount);
var target = buffer.Slice(pos);
var byteCount = Encoding.UTF8.GetBytes(source, target);
return pos + byteCount;
}
finally
{
ArrayPool <char> .Shared.Return(chars);
}
});
}
