Bug #11063 ยป special_singletons.patch
| object.c | ||
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static VALUE
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rb_mod_singleton_p(VALUE klass)
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{
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if (RB_TYPE_P(klass, T_CLASS) && FL_TEST(klass, FL_SINGLETON))
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if (RB_TYPE_P(klass, T_CLASS) && (FL_TEST(klass, FL_SINGLETON) || klass == rb_cNilClass || klass == rb_cTrueClass || klass == rb_cFalseClass))
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return Qtrue;
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return Qfalse;
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}
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| test/ruby/test_class.rb | ||
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feature7609 = '[ruby-core:51087] [Feature #7609]'
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assert_predicate(self.singleton_class, :singleton_class?, feature7609)
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assert_not_predicate(self.class, :singleton_class?, feature7609)
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assert NilClass.singleton_class?
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end
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def test_freeze_to_s
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