End of Life Ruby 3.1 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
instance method
Object#private_methods
obj.private_methods(all=true) → array
object.c
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VALUE
rb_obj_private_methods(int argc, const VALUE *argv, VALUE obj)
{
return class_instance_method_list(argc, argv, CLASS_OF(obj), 1, ins_methods_priv_i);
}
Returns the list of private methods accessible to obj. If the all parameter is set to false, only those methods in the receiver will be listed.
See also
#object_id
#protected_methods
#nil?
#public_method
also in
4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.0