tuples*: new function.

* eval.c (eval_init): Register tuples* intrinsic.

* lib.c (tuples_star_func): New static function.
(tuples_star): New function.

* lib.h (tuples_star): Declared.

* tests/012/seq.tl: New test cases.

* txr.1: Documented.

* stdlib/doc-syms.tl: Updated.

1 files changed, 1 insertions, 0 deletions

diff --git a/eval.c b/eval.c
index af663ee6..6d2fd11c 100644
--- a/eval.c
+++ b/eval.c
@@ -6936,6 +6936,7 @@ void eval_init(void)
   reg_fun(intern(lit("flatcar"), user_package), func_n1(flatcar));
   reg_fun(intern(lit("flatcar*"), user_package), func_n1(lazy_flatcar));
   reg_fun(intern(lit("tuples"), user_package), func_n3o(tuples, 2));
+  reg_fun(intern(lit("tuples*"), user_package), func_n3o(tuples_star, 2));
   reg_fun(intern(lit("partition-by"), user_package), func_n2(partition_by));
   reg_fun(intern(lit("partition"), user_package), func_n2(partition));
   reg_fun(intern(lit("split"), user_package), func_n2(split));