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AK: Delete Vector::resize() from Nonnull{Own,Ref}PtrVector.

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It's not possible to grow one of these vectors beyond what's already in them
since it's not possible to default-construct Nonnull{Own,Ref}Ptr.

Add Vector::shrink() which can be used when you want to shrink the Vector
and delete resize() from the specialized Vectors.
This commit is contained in:
Andreas Kling 2019-07-24 09:33:26 +02:00
parent 394168c0ca
commit 1686c4906b
3 changed files with 27 additions and 9 deletions
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24
AK/Vector.h
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@ -407,8 +407,9 @@ public:
m_capacity = new_capacity;
}
void resize(int new_size)
void shrink(int new_size)
{
ASSERT(new_size <= size());
if (new_size == size())
return;
@ -417,14 +418,19 @@ public:
return;
}
if (new_size > size()) {
ensure_capacity(new_size);
for (int i = size(); i < new_size; ++i)
new (slot(i)) T;
} else {
for (int i = new_size; i < size(); ++i)
at(i).~T();
}
for (int i = new_size; i < size(); ++i)
at(i).~T();
m_size = new_size;
}
void resize(int new_size)
{
if (new_size <= size())
return shrink(new_size);
ensure_capacity(new_size);
for (int i = size(); i < new_size; ++i)
new (slot(i)) T;
m_size = new_size;
}