Project

General

Profile

Roadmap

3.0

open

Due in about 3 months (12/25/2020)

Next major release of Ruby: 3.0

62%

139 issues   (87 closed — 52 open)

ReleaseEngineering30

see also version independent topics.

Ruby 3.0

Schedule

  • bump version.h
    • done at xxx, 2020-12-25

ToDo

Notable changes

Checklist for Releasing

  • without baseruby
  • ruby-build
  • cross compile

FAQ

Related issues
Feature #1586: Including a module already present in ancestors should not be ignored Actions
Feature #1644: recv on inherited socket wrapped in TCPSocket does not read data, on Windows Actions
Feature #2013: [PATCH] a = *b calls b.*@ Actions
Feature #2043: incompatible character encodings Actions
Feature #2709: $VERBOSE, $DEBUG and Kernel#sprintf Actions
Feature #3289: Division of negative numbers Actions
Feature #3627: catchのブロックを再実行するメソッド Actions
Feature #3688: redef keyword for method redefinition in Ruby 2.0 Actions
Feature #4007: numeric literal syntax sugar Actions
Feature #4288: Allow invoking arbitrary method names with foo."something" syntax Actions
Feature #4963: Refine and Document the Issue Tracking Process Actions
Feature #5009: Bang method (!) consistency in Ruby 2 API Actions
Feature #5120: String#split needs to be logical Actions
Feature #5352: How about using <> to represent Here Document? Actions
Feature #5400: Remove flip-flops in 2.0 Actions
Feature #5422: File.fnmatch != Dir.glob # {no,sets} Actions
Feature #5455: $SAFE should be removed Actions
Feature #5456: kernel#syscall() should be removed. Actions
Feature #5479: import StringIO into core, add String#to_io Actions
Feature #5482: Rubinius as basis for Ruby 2.0 Actions
Feature #5494: Proposal: Improved Finalizer Semantics Actions
Feature #5512: Integer#/ の改訂 Actions
Feature #5513: Numeric へ述語語の追加 Actions
Feature #5514: Numeric への quotient と quotrem の追加 Actions
Feature #5520: Numeric#exact?、Numeric#inexact? の追加 Actions
Feature #5521: Numeric#rational?、Numeric#complex?、Numeric#float? の追加 Actions
Feature #5522: Numeric#finite?、Numeric#infinite?、Numeric#nan? の追加 Actions
Feature #5523: Numeric#sign の追加 Actions
Feature #5632: Attempt to open included class shades it instead. Actions
Feature #5653: "I strongly discourage the use of autoload in any standard libraries" (Re: autoload will be dead) Actions
Feature #5695: CoffeeScript "is" and "isnt" keywords Actions
Feature #5825: Sweet instance var assignment in the object initializer Actions
Feature #6083: Hide a Bignum definition Actions
Feature #6201: do_something then return :special_case (include "then" operator) Actions
Feature #6219: Return value of Hash#store Actions
Feature #6270: add "??a" support for "not defined?(a) or a.nil?" Actions
Feature #6287: nested method should only be visible by nesting/enclosing method Actions
Feature #6452: Allow extend to override class methods Actions
Feature #6586: debugger belongs to core Actions
Feature #6594: Integrated Functor Actions
Feature #6670: str.chars.last should be possible Actions
Feature #6678: Precedence of ^ operator Actions
Feature #6688: Object#replace Actions
Feature #6711: Optional typing and method overloading Actions
Feature #6733: New inspect framework Actions
Feature #6806: Support functional programming: forbid instance/class variables for ModuleName::method_name, allow for ModuleName.method_name Actions
Feature #6810: `module A::B; end` is not equivalent to `module A; module B; end; end` with respect to constant lookup (scope) Actions
Feature #6828: Constancy of Constants Actions
Feature #6841: Shorthand for Assigning Return Value of Method to Self Actions
Feature #6868: Make `do` in block syntax optional when the block is the last argument of a method and is not an optional argument Actions
Feature #6869: Do not treat `_` parameter exceptionally Actions
Feature #7019: allow `private` and `protected` keywords to take blocks Actions
Feature #7220: Separate IO#dup, StringIO#initialize_copy from dup(2) Actions
Feature #7346: object(...) as syntax sugar for object.call(...) Actions
Feature #7359: #eql? and #equal? naming Actions
Feature #7432: Explicit way to define local variable in scope Actions
Feature #7487: Cutting through the issues with Refinements Actions
Feature #7511: short-circuiting logical implication operator Actions
Feature #7519: Module Single Inheritance Actions
Feature #7545: Make Range act as a "lazy ordered set" Actions
Feature #7546: Change behavior of `Array#slice` for an argument of `Range` class Actions
Feature #7639: More freedom for location of comments Actions
Feature #7644: In refinements, change "using" keyword to a less generic word. Actions
Feature #7711: RubyGems uses autoload Actions
Feature #7738: Deprecate Set#+ as an alias of Set#|, use it for symmetric difference. Introduce Hash#| for Hash#reverse_merge in Rails. Actions
Feature #7748: Contextual send Actions
Feature #7792: Make symbols and strings the same thing Actions
Feature #7796: Hash#keys should return a set Actions
Feature #7797: Hash should be renamed to StrictHash and a new Hash should be created to behave like AS HashWithIndifferentAccess Actions
Feature #7907: Give meaning to staby word Actions
Feature #7986: Custom case statement comparison method Actions
Feature #8038: Keyword `object` to be used instead of `class <<` Actions
Feature #8164: Public/Private Actions
Feature #8229: extend Hash.include? Actions
Feature #8270: Ruby should build without thread support (aka minix) Actions
Feature #8377: Deprecate :: for method calls in 2.1 Actions
Feature #8807: Custom literals Actions
Feature #9001: Please package better standard library Actions
Feature #9076: New one-argument block syntax: &. Actions
Feature #9713: __FILE__ return unexpected encoding - breaks Dir.glob Actions
Feature #10042: Deprecate postfix rescue syntax for removal in 3.0 Actions
Feature #10119: [PATCH] [net/imap] Add CHANGEDSINCE FETCH modifier + complementary add MODSEQ Message Data Item in FETCH Command Actions
Feature #10238: todo: remove dependency on malloc_usable_size Actions
Feature #10318: [PATCH 0/n] Let underscore be positionally matched arg to omit binding obvious variable. Actions
Feature #10406: Method starting with a capital is not detected when parentheses and receiver are omitted Actions
Feature #10489: Add inherit method for clearer and multiple inheritance Actions
Feature #10499: Eliminate implicit magic in Proc.new and Kernel#proc Actions
Feature #10506: Imprve Enumerator.any? behavior Actions
Feature #10652: Automatic detection of user and password from env Actions
Feature #12650: Use UTF-8 encoding for ENV on Windows Actions
Feature #12654: On Windows use UTF-8 as filesystem encoding Actions
Feature #13847: Gem activated problem for default gems Actions
Feature #13849: Show --dump options in help Actions
Feature #14183: "Real" keyword argument Actions
Feature #14240: warn four special variables: $; $, $/ $\ Actions
Feature #14383: Making prime_division in prime.rb Ruby 3 ready. Actions
Feature #14492: iseq loading + caching should be in core Actions
Feature #14982: Improve namespace system in ruby to avoiding top-level names chaos Actions
Feature #15741: Ordinal parameters Actions
Feature #15743: RubyVM should be renamed to CRuby Actions
Feature #15973: Let Kernel#lambda always return a lambda Actions
Feature #16233: winruby UTF8 Fallback for no CodePage Actions
Feature #16260: Symbol#to_proc behaves like lambda, but doesn't aknowledge it Actions
Feature #16274: Transform hash keys by a hash Actions
Feature #16291: Introduce support for resize in rb_ary_freeze and prefer internal use of rb_ary_freeze and rb_str_freeze for String and Array types Actions
Feature #16375: Right size regular expression compile buffers for literal regexes and on Regexp#freeze Actions
Feature #16377: Regexp literals should be frozen Actions
Feature #16378: Support leading arguments together with ... Actions
Feature #16461: Proc#using Actions
Feature #16476: Socket.getaddrinfo cannot be interrupted by Timeout.timeout Actions
Feature #16614: New method cache mechanism for Guild Actions
Feature #16655: Each test on test-all should run `srand(seed)` at setup Actions
Feature #16937: Add DNS over HTTP to Resolv Actions
Feature #17018: Show cfunc frames in rb_profile_frames() Actions
Feature #17104: Do not freeze interpolated strings when using frozen-string-literal Actions
Feature #17134: Add resolv_timeout to TCPSocket Actions
Feature #17187: Add connect_timeout to TCPSocket Actions
Feature #17188: Freeze Encoding objects for Ractor Actions