From f4c08d14995ba9d5caf0f209d3a95308f93bec6a Mon Sep 17 00:00:00 2001 From: Ryuta Kamizono Date: Wed, 29 Nov 2017 17:18:39 +0900 Subject: Mention about Ruby 2.4 Unicode case mappings in `mb_chars` example [ci skip] (#31275) https://www.ruby-lang.org/en/news/2016/09/08/ruby-2-4-0-preview2-released/ --- activesupport/lib/active_support/core_ext/string/multibyte.rb | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'activesupport/lib/active_support') diff --git a/activesupport/lib/active_support/core_ext/string/multibyte.rb b/activesupport/lib/active_support/core_ext/string/multibyte.rb index 075b206d04..07c0d16398 100644 --- a/activesupport/lib/active_support/core_ext/string/multibyte.rb +++ b/activesupport/lib/active_support/core_ext/string/multibyte.rb @@ -12,10 +12,12 @@ class String # class. If the proxy class doesn't respond to a certain method, it's forwarded to the encapsulated string. # # >> "lj".upcase - # => "LJ" + # => "lj" # >> "lj".mb_chars.upcase.to_s # => "LJ" # + # NOTE: An above example is useful for pre Ruby 2.4. Ruby 2.4 supports Unicode case mappings. + # # == Method chaining # # All the methods on the Chars proxy which normally return a string will return a Chars object. This allows -- cgit v1.2.3