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[vector] Add further copy implementation

This commit is contained in:
Behdad Esfahbod 2022-05-19 15:28:09 -06:00
parent c19f116952
commit 6544fc284f
1 changed files with 16 additions and 0 deletions
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16
src/hb-vector.hh
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@ -275,6 +275,22 @@ struct hb_vector_t : std::conditional<sorted, hb_vector_t<Type, false>, hb_empty
new (std::addressof (arrayZ[length - 1])) Type (other.arrayZ[length - 1]); new (std::addressof (arrayZ[length - 1])) Type (other.arrayZ[length - 1]);
} }
} }
template <typename T = Type,
hb_enable_if (!hb_is_trivially_copyable (T) &&
!std::is_copy_constructible<T>::value &&
std::is_default_constructible<T>::value &&
std::is_copy_assignable<T>::value)>
void
copy_vector (const hb_vector_t &other)
{
length = 0;
while (length < other.length)
{
length++;
new (std::addressof (arrayZ[length - 1])) Type ();
arrayZ[length - 1] = other.arrayZ[length - 1];
}
}
template <typename T = Type, template <typename T = Type,
hb_enable_if (hb_is_trivially_destructible(T))> hb_enable_if (hb_is_trivially_destructible(T))>