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dup String#partition return value

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* string.c (rb_str_partition): 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@60000 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-09-23 07:09:05 +00:00
parent 80aa804a33
commit b0326bce01
2 changed files with 7 additions and 2 deletions
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2
string.c
View File

@ -9124,7 +9124,7 @@ rb_str_partition(VALUE str, VALUE sep)
pos = rb_reg_search(sep, str, 0, 0);
if (pos < 0) {
failed:
return rb_ary_new3(3, str, str_new_empty(str), str_new_empty(str));
return rb_ary_new3(3, rb_str_dup(str), str_new_empty(str), str_new_empty(str));
}
sep = rb_str_subpat(str, sep, INT2FIX(0));
if (pos == 0 && RSTRING_LEN(sep) == 0) goto failed;

7
test/ruby/test_string.rb
View File

@ -2420,7 +2420,12 @@ CODE
end
assert_equal(["\u30E6\u30FC\u30B6", "@", "\u30C9\u30E1.\u30A4\u30F3"],
"\u30E6\u30FC\u30B6@\u30C9\u30E1.\u30A4\u30F3".partition(/[@.]/))
"\u30E6\u30FC\u30B6@\u30C9\u30E1.\u30A4\u30F3".partition(/[@.]/))
bug = '[ruby-core:82911]'
hello = "hello"
hello.partition("hi").map(&:upcase!)
assert_equal("hello", hello, bug)
end
def test_rpartition