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[map] Fix has()

This commit is contained in:
Behdad Esfahbod 2022-06-02 11:18:38 -06:00
parent 97ea10a63a
commit b9230c5425
1 changed files with 17 additions and 4 deletions
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21
src/hb-map.hh
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@ -213,11 +213,24 @@ struct hb_hashmap_t
/* Has interface. */ /* Has interface. */
typedef V value_t; typedef V value_t;
value_t operator [] (K k) const { return get (k); } value_t operator [] (K k) const { return get (k); }
bool has (K k, V *vp = nullptr) const bool has (K key, V *vp = nullptr) const
{ {
const V &v = (*this)[k]; if (unlikely (!items))
if (vp) *vp = v; {
return v != item_t::default_value (); // TODO if (vp) *vp = item_t::default_value ();
return false;
}
unsigned int i = bucket_for (key);
if (items[i].is_real () && items[i] == key)
{
if (vp) *vp = items[i].value;
return true;
}
else
{
if (vp) *vp = item_t::default_value ();
return false;
}
} }
/* Projection. */ /* Projection. */
V operator () (K k) const { return get (k); } V operator () (K k) const { return get (k); }