replace nihil::generator

the new implementation is much simpler and PD-licensed.  the only
downside is it doesn't support elements_of.

while here, move it to nihil.core.

1 files changed, 7 insertions, 0 deletions

diff --git a/nihil.std/nihil.std.ccm b/nihil.std/nihil.std.ccm
index 349ab95..cb6a46d 100644
--- a/nihil.std/nihil.std.ccm
+++ b/nihil.std/nihil.std.ccm
@@ -421,6 +421,7 @@ using std::system_error;
 
 // <type_traits>
 using std::add_pointer_t;
+using std::conditional_t;
 using std::false_type;
 using std::invoke_result;
 using std::is_convertible;
@@ -437,10 +438,14 @@ using std::is_move_assignable;
 using std::is_move_assignable_v;
 using std::is_nothrow_constructible;
 using std::is_nothrow_constructible_v;
+using std::is_nothrow_copy_constructible;
+using std::is_nothrow_copy_constructible_v;
 using std::is_nothrow_destructible;
 using std::is_nothrow_destructible_v;
 using std::is_nothrow_move_constructible;
 using std::is_nothrow_move_constructible_v;
+using std::is_pointer;
+using std::is_pointer_v;
 using std::is_reference;
 using std::is_reference_v;
 using std::is_same;
@@ -448,6 +453,7 @@ using std::is_same_v;
 using std::remove_const_t;
 using std::remove_cv_t;
 using std::remove_cvref_t;
+using std::remove_reference_t;
 using std::true_type;
 
 // <unordered_set>
@@ -463,6 +469,7 @@ using std::move;
 using std::pair;
 
 // <variant>
+using std::get;
 using std::get_if;
 using std::monostate;
 using std::variant;