From c5ea060ef8cd6c0de9987d1a3546b79e99ebb35c Mon Sep 17 00:00:00 2001 From: Soutaro Matsumoto Date: Fri, 25 Sep 2020 17:08:39 +0900 Subject: Update NEWS about RBS (#3579) --- NEWS.md | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/NEWS.md b/NEWS.md index 73ba4948fb..fb8602a97e 100644 --- a/NEWS.md +++ b/NEWS.md @@ -83,6 +83,8 @@ sufficient information, see the ChangeLog file or Redmine * Interpolated String literals are no longer frozen when `# frozen-string-literal: true` is used. [[Feature #17104]] +* RBS is introduced. It is a type definition languaged for Ruby programs. + ## Command line options ### `--help` option @@ -390,6 +392,17 @@ Excluding feature bug fixes. * Optimize C method call a little +## RBS + +* RBS is a new language for type definition of Ruby programs. + It allows writing types of classes and modules with advanced + types including union types, overloading, generics, and + _interface types_ for duck typing. + +* Ruby ships with type definitions for core/stdlib classes. + +* `rbs` gem is bundled to load and process RBS files. + ## Miscellaneous changes * Methods using `ruby2_keywords` will no longer keep empty keyword -- cgit v1.2.3