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range.c: reject ArithmeticSequence in rb_range_values

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Reject ArithmeticSequence in rb_range_values so that methods like
Array#[] raises TypeError for ArithmeticSequence as an index.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66478 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
mrkn 2018-12-21 13:05:16 +00:00
parent fa5601e7b9
commit 7bef465e9b
4 changed files with 6 additions and 1 deletions
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3
range.c
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@ -1141,6 +1141,9 @@ rb_range_values(VALUE range, VALUE *begp, VALUE *endp, int *exclp)
e = RANGE_END(range);
excl = EXCL(range);
}
else if (RTEST(rb_obj_is_kind_of(range, rb_cArithSeq))) {
return (int)Qfalse;
}
else {
VALUE x;
b = rb_check_funcall(range, id_beg, 0, 0);