include/ruby/internal/module.h: add doxygen

Must not be a bad idea to improve documents. [ci skip]

In fact many functions declared in the header file are already
documented more or less.  They were just copy & pasted, with applying
some style updates.

1 files changed, 0 insertions, 6 deletions

diff --git a/eval.c b/eval.c
index 885e1ae782..ef98d7192e 100644
--- a/eval.c
+++ b/eval.c
@@ -1713,12 +1713,6 @@ rb_obj_call_init_kw(VALUE obj, int argc, const VALUE *argv, int kw_splat)
     rb_funcallv_kw(obj, idInitialize, argc, argv, kw_splat);
 }
 
-/*!
- * Extend the object with the module.
- *
- * Same as \c Module\#extend_object.
- * \ingroup class
- */
 void
 rb_extend_object(VALUE obj, VALUE module)
 {