Move `ruby_node_name` to node.c and rename prefix of the function

1 files changed, 1 insertions, 1 deletions

diff --git a/debug.c b/debug.c
index d3f41f1a3a..bb42652335 100644
--- a/debug.c
+++ b/debug.c
@@ -148,7 +148,7 @@ ruby_debug_print_node(int level, int debug_level, const char *header, const NODE
 {
     if (level < debug_level) {
         fprintf(stderr, "DBG> %s: %s (%u)\n", header,
-                ruby_node_name(nd_type(node)), nd_line(node));
+                rb_node_name(nd_type(node)), nd_line(node));
     }
     return (NODE *)node;
 }