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merge revision(s) 59002: [Backport #13621]

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string.c: docs for String#split

	* string.c: [DOC] clarify docs for String#split when called
	  with limit and capture groups.
	  Reported by Cichol Tsai.  [ruby-core:81505] [Bug #13621]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_4@59403 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nagachika 2017-07-23 07:48:31 +00:00
parent b1b4772f0b
commit 873c37ce4f
2 changed files with 9 additions and 5 deletions
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12
string.c
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@ -7188,7 +7188,7 @@ static const char isspacetable[256] = {
/*
* call-seq:
* str.split(pattern=nil, [limit]) -> anArray
* str.split(pattern=nil, [limit]) -> an_array
*
* Divides <i>str</i> into substrings based on a delimiter, returning an array
* of these substrings.
@ -7208,9 +7208,11 @@ static const char isspacetable[256] = {
* split on whitespace as if ' ' were specified.
*
* If the <i>limit</i> parameter is omitted, trailing null fields are
* suppressed. If <i>limit</i> is a positive number, at most that number of
* fields will be returned (if <i>limit</i> is <code>1</code>, the entire
* string is returned as the only entry in an array). If negative, there is no
* suppressed. If <i>limit</i> is a positive number, at most that number
* of split substrings will be returned (captured groups will be returned
* as well, but are not counted towards the limit).
* If <i>limit</i> is <code>1</code>, the entire
* string is returned as the only entry in an array. If negative, there is no
* limit to the number of fields returned, and trailing null fields are not
* suppressed.
*
@ -7230,6 +7232,8 @@ static const char isspacetable[256] = {
* "1,2,,3,4,,".split(',', 4) #=> ["1", "2", "", "3,4,,"]
* "1,2,,3,4,,".split(',', -4) #=> ["1", "2", "", "3", "4", "", ""]
*
* "1:2:3".split(/(:)()()/, 2) #=> ["1", ":", "", "", "2:3"]
*
* "".split(',', -1) #=> []
*/

2
version.h
View file

@ -1,6 +1,6 @@
#define RUBY_VERSION "2.4.2"
#define RUBY_RELEASE_DATE "2017-07-23"
#define RUBY_PATCHLEVEL 154
#define RUBY_PATCHLEVEL 155
#define RUBY_RELEASE_YEAR 2017
#define RUBY_RELEASE_MONTH 7