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authorpolwex <polwex@sortug.com>2025-10-05 21:56:51 +0700
committerpolwex <polwex@sortug.com>2025-10-05 21:56:51 +0700
commitfcedfddf00b3f994e4f4e40332ac7fc192c63244 (patch)
tree51d38e62c7bdfcc5f9a5e9435fe820c93cfc9a3d /vere/pkg/noun/jets/c/swp.c
claude is gud
Diffstat (limited to 'vere/pkg/noun/jets/c/swp.c')
-rw-r--r--vere/pkg/noun/jets/c/swp.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/vere/pkg/noun/jets/c/swp.c b/vere/pkg/noun/jets/c/swp.c
new file mode 100644
index 0000000..4f503e7
--- /dev/null
+++ b/vere/pkg/noun/jets/c/swp.c
@@ -0,0 +1,50 @@
+/// @file
+
+#include "jets/k.h"
+#include "jets/q.h"
+#include "jets/w.h"
+
+#include "noun.h"
+
+u3_noun
+u3qc_swp(u3_atom a,
+ u3_atom b)
+{
+ if ( !_(u3a_is_cat(a)) || (a >= 32) ) {
+ return u3m_bail(c3__fail);
+ }
+ c3_g a_g = a;
+ c3_w len_w = u3r_met(a_g, b);
+ u3i_slab sab_u;
+ u3i_slab_init(&sab_u, a_g, len_w);
+
+ for (c3_w i = 0; i < len_w; i++) {
+ u3r_chop(a_g, i, 1, len_w - i - 1, sab_u.buf_w, b);
+ }
+
+ return u3i_slab_mint(&sab_u);
+}
+
+u3_noun
+u3wc_swp(u3_noun cor)
+{
+ u3_noun a, b;
+ u3x_mean(cor, u3x_sam_2, &a, u3x_sam_3, &b, 0);
+
+ if ( (c3n == u3ud(a))
+ || (c3n == u3ud(b)) )
+ {
+ return u3m_bail(c3__exit);
+ }
+
+ return u3qc_swp(a, b);
+ }
+
+u3_noun
+u3kc_swp(u3_atom a,
+ u3_atom b)
+{
+ u3_noun pro = u3qc_swp(a, b);
+ u3z(a); u3z(b);
+ return pro;
+}