public Span(T[]?array)
{
if (array == null)
{
this = default;
return; // returns default
}
if (default(T) ! == null && array.GetType() != typeof(T[])) // TODO-NULLABLE: default(T) == null warning (https://github.com/dotnet/roslyn/issues/34757)
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
_pointer = new ByReference <T>(ref MemoryMarshal.GetArrayDataReference(array));
_length = array.Length;
}
public Span(T[]?array)
{
if (array == null)
{
this = default;
return; // returns default
}
if (default(T) ! == null && array.GetType() != typeof(T[])) // TODO-NULLABLE: https://github.com/dotnet/roslyn/issues/34757
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
_pointer = new ByReference <T>(ref Unsafe.As <byte, T>(ref array.GetRawSzArrayData()));
_length = array.Length;
}
public Span(T[] array)
{
if (array == null)
{
this = default;
return; // returns default
}
if (default(T) == null && array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
_pointer = new ByReference <T>(ref Unsafe.As <byte, T>(ref array.GetRawSzArrayData()));
_length = array.Length;
}
public Span(T[]?array)
{
if (array == null)
{
this = default;
return; // returns default
}
if (!typeof(T).IsValueType && array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
_pointer = new ByReference <T>(ref MemoryMarshal.GetArrayDataReference(array));
_length = array.Length;
}
public Memory(T[] array)
{
if (array == null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
}
if (default(T) == null && array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
_arrayOrOwnedMemory = array;
_index = 0;
_length = array.Length;
}
public Span(T[] array)
{
if (array == null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
}
if (default(T) == null && array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
_length = array.Length;
_pinnable = Unsafe.As <Pinnable <T> >(array);
_byteOffset = SpanHelpers.PerTypeValues <T> .ArrayAdjustment;
}
public Memory(T[] array)
{
if (array == null)
{
this = default;
return; // returns default
}
if (default(T) == null && array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
_object = array;
_index = 0;
_length = array.Length;
}
public Memory(T[]?array)
{
if (array == null)
{
this = default;
return; // returns default
}
if (default(T) ! == null && array.GetType() != typeof(T[])) // TODO-NULLABLE: https://github.com/dotnet/roslyn/issues/34757
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
_object = array;
_index = 0;
_length = array.Length;
}
/// <summary>
/// Creates a new span over the entirety of the target array.
/// </summary>
/// <param name="array">The target array.</param>
/// <exception cref="System.ArgumentNullException">Thrown when <paramref name="array"/> is a null
/// reference (Nothing in Visual Basic).</exception>
/// <exception cref="System.ArrayTypeMismatchException">Thrown when <paramref name="array"/> is covariant and array's type is not exactly T[].</exception>
public Span(T[] array)
{
if (array == null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
}
if (default(T) == null) // Arrays of valuetypes are never covariant
{
if (array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
}
_pointer = new ByReference <T>(ref JitHelpers.GetArrayData(array));
_length = array.Length;
}
public Span(T[] array, int start, int length)
{
if (array == null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
}
if (default(T) == null && array.GetInternalTypeID() != RuntimeHelpers.GetInternalTypeID <T[]>())
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
if ((uint)start > (uint)array.Length || (uint)length > (uint)(array.Length - start))
{
ThrowHelper.ThrowArgumentOutOfRangeException();
}
_pointer = new ByReference <T>(ref Unsafe.Add(ref Unsafe.As <byte, T>(ref array.GetRawSzArrayData()), start));
_length = length;
}
public Span(T[] array, int start)
{
if (array == null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
}
if (default(T) == null && array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
if ((uint)start > (uint)array.Length)
{
ThrowHelper.ThrowArgumentOutOfRangeException();
}
_pointer = new ByReference <T>(ref Unsafe.Add(ref JitHelpers.GetArrayData(array), start));
_length = array.Length - start;
}
/// <summary>
/// Creates a new span over the entirety of the target array.
/// </summary>
/// <param name="array">The target array.</param>
/// <exception cref="System.ArgumentNullException">Thrown when <paramref name="array"/> is a null
/// reference (Nothing in Visual Basic).</exception>
/// <exception cref="System.ArrayTypeMismatchException">Thrown when <paramref name="array"/> is covariant.</exception>
public Span(T[] array)
{
if (array == null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
}
if (default(T) == null) // Arrays of valuetypes are never covariant
{
if (array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
}
// TODO-SPAN: This has GC hole. It needs to be JIT intrinsic instead
_rawPointer = (IntPtr)Unsafe.AsPointer(ref JitHelpers.GetArrayData(array));
_length = array.Length;
}
public Span(T[] array, int start, int length)
{
if (array == null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
}
if (default(T) == null && array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
if ((uint)start > (uint)array.Length || (uint)length > (uint)(array.Length - start))
{
ThrowHelper.ThrowArgumentOutOfRangeException(ExceptionArgument.start);
}
_length = length;
_pinnable = Unsafe.As <Pinnable <T> >(array);
_byteOffset = SpanHelpers.PerTypeValues <T> .ArrayAdjustment.Add <T>(start);
}
public Memory(T[] array, int start, int length)
{
if (array == null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
}
if (default(T) == null && array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
if ((uint)start > (uint)array.Length || (uint)length > (uint)(array.Length - start))
{
ThrowHelper.ThrowArgumentOutOfRangeException();
}
_object = array;
_index = start;
_length = length;
}
/// <summary>
/// Creates a new span over the portion of the target array beginning
/// at 'start' index and ending at 'end' index (exclusive).
/// </summary>
/// <param name="array">The target array.</param>
/// <param name="start">The index at which to begin the span.</param>
/// <param name="length">The number of items in the span.</param>
/// <exception cref="System.ArgumentNullException">Thrown when <paramref name="array"/> is a null
/// reference (Nothing in Visual Basic).</exception>
/// <exception cref="System.ArrayTypeMismatchException">Thrown when <paramref name="array"/> is covariant and array's type is not exactly T[].</exception>
/// <exception cref="System.ArgumentOutOfRangeException">
/// Thrown when the specified <paramref name="start"/> or end index is not in the range (<0 or >=Length).
/// </exception>
public Span(T[] array, int start, int length)
{
if (array == null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
}
if (default(T) == null) // Arrays of valuetypes are never covariant
{
if (array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
}
if ((uint)start > (uint)array.Length || (uint)length > (uint)(array.Length - start))
{
ThrowHelper.ThrowArgumentOutOfRangeException();
}
_pointer = new ByReference <T>(ref Unsafe.Add(ref JitHelpers.GetArrayData(array), start));
_length = length;
}
/// <summary>
/// Creates a new span over the portion of the target array beginning
/// at 'start' index and ending at 'end' index (exclusive).
/// </summary>
/// <param name="array">The target array.</param>
/// <param name="start">The index at which to begin the span.</param>
/// <param name="length">The number of items in the span.</param>
/// <exception cref="System.ArgumentNullException">Thrown when <paramref name="array"/> is a null
/// reference (Nothing in Visual Basic).</exception>
/// <exception cref="System.ArrayTypeMismatchException">Thrown when <paramref name="array"/> is covariant.</exception>
/// <exception cref="System.ArgumentOutOfRangeException">
/// Thrown when the specified <paramref name="start"/> or end index is not in range (<0 or >&eq;Length).
/// </exception>
public Span(T[] array, int start, int length)
{
if (array == null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
}
if (default(T) == null) // Arrays of valuetypes are never covariant
{
if (array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
}
if ((uint)start > (uint)array.Length || (uint)length > (uint)(array.Length - start))
{
ThrowHelper.ThrowArgumentOutOfRangeException();
}
// TODO-SPAN: This has GC hole. It needs to be JIT intrinsic instead
_rawPointer = (IntPtr)Unsafe.AsPointer(ref Unsafe.Add(ref JitHelpers.GetArrayData(array), start));
_length = length;
}
public Span(T[] array, int start, int length)
{
if (array == null)
{
if (start != 0 || length != 0)
{
ThrowHelper.ThrowArgumentOutOfRangeException();
}
this = default;
return; // returns default
}
if (default(T) == null && array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
if ((uint)start > (uint)array.Length || (uint)length > (uint)(array.Length - start))
{
ThrowHelper.ThrowArgumentOutOfRangeException();
}
_pointer = new ByReference <T>(ref Unsafe.Add(ref Unsafe.As <byte, T>(ref array.GetRawSzArrayData()), start));
_length = length;
}
internal Memory(T[] array, int start)
{
if (array == null)
{
if (start != 0)
{
ThrowHelper.ThrowArgumentOutOfRangeException();
}
this = default;
return; // returns default
}
if (default(T) == null && array.GetType() != typeof(T[]))
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
if ((uint)start > (uint)array.Length)
{
ThrowHelper.ThrowArgumentOutOfRangeException();
}
_object = array;
_index = start;
_length = array.Length - start;
}
internal Memory(T[]?array, int start)
{
if (array == null)
{
if (start != 0)
{
ThrowHelper.ThrowArgumentOutOfRangeException();
}
this = default;
return; // returns default
}
if (default(T) ! == null && array.GetType() != typeof(T[])) // TODO-NULLABLE: https://github.com/dotnet/roslyn/issues/34757
{
ThrowHelper.ThrowArrayTypeMismatchException();
}
if ((uint)start > (uint)array.Length)
{
ThrowHelper.ThrowArgumentOutOfRangeException();
}
_object = array;
_index = start;
_length = array.Length - start;
}
