Add debug statements

nwellnhof · Aug 13, 2024 · 044ff1f · 044ff1f
1 parent 8d42f0f
commit 044ff1f
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/CommonMark.xs b/CommonMark.xs
@@ -510,13 +510,19 @@ PREINIT:
     cmark_node *new_parent;
 INIT:
     old_parent = cmark_node_parent(other);
+    fprintf(stderr, "### move %s\n", GvNAME(CvGV(cv)));
+    fflush(stderr);
 INTERFACE:
     cmark_node_insert_before
     cmark_node_insert_after
     cmark_node_prepend_child
     cmark_node_append_child
 POSTCALL:
+    fprintf(stderr, "### retval %d\n", RETVAL);
+    fflush(stderr);
     if (!RETVAL) {
+        fprintf(stderr, "### gvname %s\n", GvNAME(CvGV(cv)));
+        fflush(stderr);
         croak("%s: invalid operation", GvNAME(CvGV(cv)));
     }
     new_parent = cmark_node_parent(other);