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enumerator.c: undef new and allocate of ArithmeticSequence

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Undefine new and allocate methods of Enumerator::ArithmeticSequence.

[ruby-core:82816] [Feature #13904]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64256 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
mrkn 2018-08-09 13:18:08 +00:00
parent ed4e38c4b0
commit 25a5227ab1
2 changed files with 10 additions and 0 deletions
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2
enumerator.c
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@ -2844,6 +2844,8 @@ InitVM_Enumerator(void)
/* ArithmeticSequence */
rb_cArithSeq = rb_define_class_under(rb_cEnumerator, "ArithmeticSequence", rb_cEnumerator);
rb_undef_alloc_func(rb_cArithSeq);
rb_undef_method(CLASS_OF(rb_cArithSeq), "new");
rb_define_method(rb_cArithSeq, "begin", arith_seq_begin, 0);
rb_define_method(rb_cArithSeq, "end", arith_seq_end, 0);
rb_define_method(rb_cArithSeq, "exclude_end?", arith_seq_exclude_end, 0);

8
test/ruby/test_arithmetic_sequence.rb
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@ -2,6 +2,14 @@
require 'test/unit'
class TestArithmeticSequence < Test::Unit::TestCase
def test_new
assert_raise(NoMethodError) { Enumerator::ArithmeticSequence.new }
end
def test_allocate
assert_raise(TypeError) { Enumerator::ArithmeticSequence.allocate }
end
def test_begin
assert_equal(1, 1.step.begin)
assert_equal(1, 1.step(10).begin)