Portable Ruby 4.0.1

Author: p-linnane

.github/workflows/docs.yml

@@ -53,7 +53,7 @@ jobs:
         run: vale docs/
 
       - name: Install Ruby
-        uses: ruby/setup-ruby@f8d7259c7a66155a7c4a157a1a10ca601f186594 # v1.271.0
+        uses: ruby/setup-ruby@90be1154f987f4dc0fe0dd0feedac9e473aa4ba8 # v1.286.0
         with:
           bundler-cache: true
           working-directory: docs

Library/.rubocop.yml

@@ -20,7 +20,7 @@ inherit_mode:
     - Exclude
 
 AllCops:
-  TargetRubyVersion: 3.4
+  TargetRubyVersion: 4.0
   NewCops: enable
   Include:
     - "**/*.rbi"

Library/Homebrew/.ruby-version

@@ -1 +1 @@
-3.4.8
+4.0.1

Library/Homebrew/Gemfile

@@ -5,9 +5,9 @@ source "https://rubygems.org"
 # The default case (no envs), should always be a restrictive bound on the lowest supported minor version.
 # This is the branch that Dependabot will use.
 if ENV.fetch("HOMEBREW_USE_RUBY_FROM_PATH", "").empty?
-  ruby "~> 3.4.0"
+  ruby "~> 4.0.0"
 else
-  ruby ">= 3.4.0"
+  ruby ">= 4.0.0"
 end
 
 # disallowed gems (should not be used)
@@ -26,6 +26,9 @@ end
 group :formula_test, optional: true do
   gem "minitest", require: false
 end
+group :irb, optional: true do
+  gem "irb", require: false
+end
 group :livecheck, optional: true do
   gem "ruby-progressbar", require: false
 end
@@ -54,6 +57,7 @@ group :style, :tests, optional: true do
   gem "test-prof", require: false
 end
 group :tests, optional: true do
+  gem "ostruct", require: false
   gem "parallel_tests", require: false
   gem "rspec", require: false
   gem "rspec-core", require: false

Library/Homebrew/Gemfile.lock

@@ -11,13 +11,19 @@ GEM
     coderay (1.1.3)
     concurrent-ruby (1.3.6)
     csv (3.3.5)
+    date (3.5.1)
     diff-lcs (1.6.2)
     docile (1.4.1)
     elftools (1.3.1)
       bindata (~> 2)
+    erb (6.0.1)
     erubi (1.13.1)
     hana (1.3.7)
     io-console (0.8.2)
+    irb (1.16.0)
+      pp (>= 0.6.0)
+      rdoc (>= 4.0.0)
+      reline (>= 0.4.2)
     json (2.18.0)
     json_schemer (2.5.0)
       bigdecimal
@@ -33,6 +39,7 @@ GEM
     minitest (6.0.1)
       prism (~> 1.5)
     netrc (0.11.0)
+    ostruct (0.6.3)
     parallel (1.27.0)
     parallel_tests (5.5.0)
       parallel
@@ -43,11 +50,17 @@ GEM
       elftools (>= 1.3)
       logger (~> 1)
     plist (3.7.2)
+    pp (0.6.3)
+      prettyprint
+    prettyprint (0.2.0)
     prism (1.8.0)
     pry (0.16.0)
       coderay (~> 1.1)
       method_source (~> 1.0)
       reline (>= 0.6.0)
+    psych (5.3.1)
+      date
+      stringio
     public_suffix (7.0.2)
     pycall (1.5.2)
     racc (1.8.1)
@@ -59,6 +72,10 @@ GEM
       logger
       prism (>= 1.3.0)
       tsort
+    rdoc (7.1.0)
+      erb
+      psych (>= 4.0.0)
+      tsort
     redcarpet (3.6.1)
     regexp_parser (2.11.3)
     reline (0.6.3)
@@ -149,6 +166,7 @@ GEM
       sorbet-static-and-runtime (>= 0.5.10187)
       thor (>= 0.19.2)
     stackprof (0.2.27)
+    stringio (3.2.0)
     tapioca (0.17.10)
       benchmark
       bundler (>= 2.2.25)
@@ -184,10 +202,12 @@ DEPENDENCIES
   base64
   concurrent-ruby
   csv
+  irb
   json_schemer
   kramdown
   method_source
   minitest
+  ostruct
   parallel_tests
   patchelf
   plist
@@ -226,7 +246,7 @@ DEPENDENCIES
   yard-sorbet
 
 RUBY VERSION
-   ruby 3.4.8p72
+  ruby 4.0.1
 
 BUNDLED WITH
-   2.6.9
+  4.0.3

Library/Homebrew/bundle/dumper.rb

@@ -2,7 +2,6 @@
 # frozen_string_literal: true
 
 require "fileutils"
-require "pathname"
 
 module Homebrew
   module Bundle

Library/Homebrew/dev-cmd/irb.rb

@@ -73,6 +73,7 @@ def run
           Homebrew.install_bundler_gems!(groups: ["pry"])
           require "pry"
         else
+          Homebrew.install_bundler_gems!(groups: ["irb"])
           require "irb"
         end
 

Library/Homebrew/extend/os/mac/linkage_checker.rb

@@ -11,6 +11,22 @@ def system_libraries_exist_in_cache?
         # In macOS Big Sur and later, system libraries do not exist on-disk and instead exist in a cache.
         MacOS.version >= :big_sur
       end
+
+      sig { params(dylib: String).returns(T::Boolean) }
+      def dylib_found_in_shared_cache?(dylib)
+        Kernel.require "fiddle"
+        @dyld_shared_cache_contains_path ||= T.let(begin
+          libc = Fiddle.dlopen("/usr/lib/libSystem.B.dylib")
+
+          Fiddle::Function.new(
+            libc["_dyld_shared_cache_contains_path"],
+            [Fiddle::TYPE_CONST_STRING],
+            Fiddle::TYPE_BOOL,
+          )
+        end, T.nilable(Fiddle::Function))
+
+        @dyld_shared_cache_contains_path.call(dylib)
+      end
     end
   end
 end

Library/Homebrew/linkage_checker.rb

@@ -232,20 +232,9 @@ def system_libraries_exist_in_cache?
     false
   end
 
-  sig { params(dylib: String).returns(T::Boolean) }
-  def dylib_found_in_shared_cache?(dylib)
-    require "fiddle"
-    @dyld_shared_cache_contains_path ||= T.let(begin
-      libc = Fiddle.dlopen("/usr/lib/libSystem.B.dylib")
-
-      Fiddle::Function.new(
-        libc["_dyld_shared_cache_contains_path"],
-        [Fiddle::TYPE_CONST_STRING],
-        Fiddle::TYPE_BOOL,
-      )
-    end, T.nilable(Fiddle::Function))
-
-    @dyld_shared_cache_contains_path.call(dylib)
+  sig { params(_dylib: String).returns(T::Boolean) }
+  def dylib_found_in_shared_cache?(_dylib)
+    false
   end
 
   sig {

Library/Homebrew/sorbet/tapioca/require.rb

@@ -23,6 +23,9 @@
   next if name == "sorbet-static"
   next if name == "sorbet-static-and-runtime"
 
+  # We don't generate RBIs for pycall
+  next if name == "pycall"
+
   name = dependency_require_map[name] if dependency_require_map.key?(name)
   require name
   additional_requires_map[name]&.each { require(it) }