diff options
| -rw-r--r-- | src/class.c | 10 | ||||
| -rw-r--r-- | test/t/class.rb | 5 |
2 files changed, 15 insertions, 0 deletions
diff --git a/src/class.c b/src/class.c index 544f36527..748996e62 100644 --- a/src/class.c +++ b/src/class.c @@ -819,6 +819,15 @@ mrb_class_new_class(mrb_state *mrb, mrb_value cv) return mrb_obj_value(new_class); } +mrb_value +mrb_class_superclass(mrb_state *mrb, mrb_value klass) +{ + struct RClass *c, *s; + c = mrb_class_ptr(klass); + s = c->super; + return mrb_obj_value(s); +} + static mrb_value mrb_bob_init(mrb_state *mrb, mrb_value cv) { @@ -1240,6 +1249,7 @@ mrb_init_class(mrb_state *mrb) mrb_define_method(mrb, bob, "!", mrb_bob_not, ARGS_NONE()); mrb_define_method(mrb, bob, "method_missing", mrb_bob_missing, ARGS_ANY()); /* 15.3.1.3.30 */ mrb_define_class_method(mrb, cls, "new", mrb_class_new_class, ARGS_ANY()); + mrb_define_method(mrb, cls, "superclass", mrb_class_superclass, ARGS_NONE()); mrb_define_method(mrb, cls, "new", mrb_instance_new, ARGS_ANY()); mrb_define_method(mrb, cls, "inherited", mrb_bob_init, ARGS_REQ(1)); mrb_define_method(mrb, mod, "include", mrb_mod_include, ARGS_REQ(1)); diff --git a/test/t/class.rb b/test/t/class.rb index 92f3df51d..cb056feff 100644 --- a/test/t/class.rb +++ b/test/t/class.rb @@ -5,6 +5,11 @@ assert('Class', '15.2.3') do Class.class == Class end +assert('Class#superclass', '15.2.3.3.4') do + class SubClass < String; end + SubClass.superclass == String +end + # Not ISO specified assert('Class 1') do |