/// <summary>
/// Writes the source <see cref="Span{Byte}"/> to the <see cref="WritableBuffer"/>.
/// </summary>
/// <param name="buffer">The <see cref="WritableBuffer"/></param>
/// <param name="source">The <see cref="Span{Byte}"/> to write</param>
public static void Write(this WritableBuffer buffer, ReadOnlySpan <byte> source)
{
if (buffer.Buffer.IsEmpty)
{
buffer.Ensure();
}
// Fast path, try copying to the available memory directly
if (source.Length <= buffer.Buffer.Length)
{
source.CopyTo(buffer.Buffer.Span);
buffer.Advance(source.Length);
return;
}
var remaining = source.Length;
var offset = 0;
while (remaining > 0)
{
var writable = Math.Min(remaining, buffer.Buffer.Length);
buffer.Ensure(writable);
if (writable == 0)
{
continue;
}
source.Slice(offset, writable).CopyTo(buffer.Buffer.Span);
remaining -= writable;
offset += writable;
buffer.Advance(writable);
}
}
public void Advance(int count)
{
_span = _span.Slice(count);
_writableBuffer.Advance(count);
}