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[algs] Rename hb_bind to hb_partial 

Since our API is the invers of what std::bind is, and closer to Python
functools.partial().
This commit is contained in:
Behdad Esfahbod 2019-05-15 21:41:12 -07:00
parent 0888e7bc86
commit 6f51e55524
2 changed files with 9 additions and 9 deletions
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12
src/hb-algs.hh
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@ -120,9 +120,9 @@ struct
HB_FUNCOBJ (hb_invoke);
template <unsigned Pos, typename Appl, typename V>
struct hb_binder_t
struct hb_partial_t
{
hb_binder_t (Appl a, V v) : a (a), v (v) {}
hb_partial_t (Appl a, V v) : a (a), v (v) {}
static_assert (Pos > 0, "");
@ -155,13 +155,13 @@ struct hb_binder_t
hb_reference_wrapper<Appl> a;
V v;
};
template <unsigned Pos, typename Appl, typename V>
auto hb_bind (Appl&& a, V&& v) HB_AUTO_RETURN
(( hb_binder_t<Pos, Appl, V> (a, v) ))
template <unsigned Pos=1, typename Appl, typename V>
auto hb_partial (Appl&& a, V&& v) HB_AUTO_RETURN
(( hb_partial_t<Pos, Appl, V> (a, v) ))
#define HB_PARTIALIZE(Pos) \
template <typename _T> \
auto operator () (_T&& _v) const HB_AUTO_RETURN (hb_bind<Pos> (this, hb_forward<_T> (_v))) \
auto operator () (_T&& _v) const HB_AUTO_RETURN (hb_partial<Pos> (this, hb_forward<_T> (_v))) \
static_assert (true, "")

6
src/test-algs.cc
View File

@ -77,10 +77,10 @@ main (int argc, char **argv)
xp = hb_pair_t<int *, double> (nullptr, 1);
xp = hb_pair_t<const int*, int> (nullptr, 1);
assert (3 == hb_bind<1> (hb_min, 3) (4));
assert (3 == hb_bind<2> (hb_min, 4) (3));
assert (3 == hb_partial (hb_min, 3) (4));
assert (3 == hb_partial<1> (hb_min, 4) (3));
auto M0 = hb_bind<2> (hb_max, 0);
auto M0 = hb_partial<2> (hb_max, 0);
assert (M0 (-2) == 0);
assert (M0 (+2) == 2);