Add `Kernel#itself`; CRuby2.2
@@ -222,6 +222,22 @@ mrb_f_hash(mrb_state *mrb, mrb_value self)
return tmp;
}
+/*
+ * call-seq:
+ * obj.itself -> an_object
+ *
+ * Returns <i>obj</i>.
+ *
+ * string = 'my string' #=> "my string"
+ * string.itself.object_id == string.object_id #=> true
+ *
+ */
+static mrb_value
+mrb_f_itself(mrb_state *mrb, mrb_value self)
+{
+ return self;
+}
+
void
mrb_mruby_kernel_ext_gem_init(mrb_state *mrb)
{
@@ -235,6 +251,7 @@ mrb_mruby_kernel_ext_gem_init(mrb_state *mrb)
mrb_define_module_function(mrb, krn, "String", mrb_f_string, MRB_ARGS_REQ(1));
mrb_define_module_function(mrb, krn, "Array", mrb_f_array, MRB_ARGS_REQ(1));
mrb_define_module_function(mrb, krn, "Hash", mrb_f_hash, MRB_ARGS_REQ(1));
+ mrb_define_module_function(mrb, krn, "itself", mrb_f_itself, MRB_ARGS_NONE());
}
void
