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dup String#rpartition return value

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* string.c (rb_str_rpartition): return duplicated receiver, when
  no splits.  [ruby-core:82911] [Bug#13925]

Author:    Seiei Miyagi <hanachin@gmail.com>

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60001 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-09-23 07:09:06 +00:00
parent b0326bce01
commit e1be1d0c38
2 changed files with 6 additions and 1 deletions
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2
string.c
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@ -9177,7 +9177,7 @@ rb_str_rpartition(VALUE str, VALUE sep)
pos = rb_str_rindex(str, sep, pos);
}
if (pos < 0) {
return rb_ary_new3(3, str_new_empty(str), str_new_empty(str), str);
return rb_ary_new3(3, str_new_empty(str), str_new_empty(str), rb_str_dup(str));
}
if (regex) {
sep = rb_reg_nth_match(0, rb_backref_get());

5
test/ruby/test_string.rb
View file

@ -2445,6 +2445,11 @@ CODE
bug8138 = '[ruby-dev:47183]'
assert_equal(["\u30E6\u30FC\u30B6@\u30C9\u30E1", ".", "\u30A4\u30F3"],
"\u30E6\u30FC\u30B6@\u30C9\u30E1.\u30A4\u30F3".rpartition(/[@.]/), bug8138)
bug = '[ruby-core:82911]'
hello = "hello"
hello.rpartition("hi").map(&:upcase!)
assert_equal("hello", hello, bug)
end
def test_setter