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[meta] Return reference from reference-wrapper

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This commit is contained in:
Behdad Esfahbod 2023-06-03 15:48:54 -06:00
parent c7493efeaf
commit de729ec105
2 changed files with 7 additions and 7 deletions
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6
src/hb-iter.hh
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@ -393,7 +393,7 @@ struct hb_map_iter_t :
private:
Iter it;
hb_reference_wrapper<Proj> f;
mutable hb_reference_wrapper<Proj> f;
};
template <typename Proj, hb_function_sortedness_t Sorted>
@ -456,8 +456,8 @@ struct hb_filter_iter_t :
private:
Iter it;
hb_reference_wrapper<Pred> p;
hb_reference_wrapper<Proj> f;
mutable hb_reference_wrapper<Pred> p;
mutable hb_reference_wrapper<Proj> f;
};
template <typename Pred, typename Proj>
struct hb_filter_iter_factory_t

8
src/hb-meta.hh
View file

@ -153,8 +153,8 @@ struct hb_reference_wrapper
hb_reference_wrapper (T v) : v (v) {}
bool operator == (const hb_reference_wrapper& o) const { return v == o.v; }
bool operator != (const hb_reference_wrapper& o) const { return v != o.v; }
operator T () const { return v; }
T get () const { return v; }
operator T& () { return v; }
T& get () { return v; }
T v;
};
template <typename T>
@ -163,8 +163,8 @@ struct hb_reference_wrapper<T&>
hb_reference_wrapper (T& v) : v (std::addressof (v)) {}
bool operator == (const hb_reference_wrapper& o) const { return v == o.v; }
bool operator != (const hb_reference_wrapper& o) const { return v != o.v; }
operator T& () const { return *v; }
T& get () const { return *v; }
operator T& () { return *v; }
T& get () { return *v; }
T* v;
};