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Added additional Span length asserts. Added Reversed to List

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This commit is contained in:
Brian Fiete 2023-10-15 07:56:44 -07:00
parent 078727c4a7
commit f0a31a0f55
3 changed files with 8 additions and 1 deletions
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4
BeefLibs/corlib/src/Collections/List.bf
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@ -318,6 +318,8 @@ namespace System.Collections
} }
} }
public Span<T>.ReverseEnumerator Reversed => Span<T>(mItems, mSize).Reversed;
protected virtual T* Alloc(int size) protected virtual T* Alloc(int size)
{ {
return Internal.AllocRawArrayUnmarked<T>(size); return Internal.AllocRawArrayUnmarked<T>(size);
@ -418,7 +420,7 @@ namespace System.Collections
Add(item); Add(item);
} }
public Span<T> GetRange(int offset) public Span<T> GetRange(int offset = 0)
{ {
Debug.Assert((uint)offset <= (uint)mSize); Debug.Assert((uint)offset <= (uint)mSize);
return .(mItems + offset, mSize - offset); return .(mItems + offset, mSize - offset);

1
BeefLibs/corlib/src/Range.bf
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@ -444,6 +444,7 @@ namespace System
[Inline] [Inline]
public this(int start, int end, bool isClosed=true) public this(int start, int end, bool isClosed=true)
{ {
Debug.Assert(end >= start);
mStart = .FromFront(start); mStart = .FromFront(start);
mEnd = .FromFront(end); mEnd = .FromFront(end);
mIsClosed = isClosed; mIsClosed = isClosed;

4
BeefLibs/corlib/src/Span.bf
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@ -23,6 +23,7 @@ namespace System
} }
mPtr = &array.[Friend]GetRef(0); mPtr = &array.[Friend]GetRef(0);
mLength = array.[Friend]mLength; mLength = array.[Friend]mLength;
Debug.Assert(mLength >= 0);
} }
public this(T[] array, int index) public this(T[] array, int index)
@ -35,10 +36,12 @@ namespace System
} }
mPtr = &array[index]; mPtr = &array[index];
mLength = array.[Friend]mLength - index; mLength = array.[Friend]mLength - index;
Debug.Assert(mLength >= 0);
} }
public this(T[] array, int index, int length) public this(T[] array, int index, int length)
{ {
Debug.Assert(length >= 0);
if (array == null) if (array == null)
{ {
Debug.Assert(index == 0 && length == 0); Debug.Assert(index == 0 && length == 0);
@ -54,6 +57,7 @@ namespace System
public this(T* memory, int length) public this(T* memory, int length)
{ {
Debug.Assert(length >= 0);
mPtr = memory; mPtr = memory;
mLength = length; mLength = length;
} }