Remove non-Portable Ruby bootsnap support

Library/Homebrew/Gemfile

@@ -23,9 +23,6 @@ end
 group :ast, optional: true do
   gem "rubocop-ast", require: false
 end
-group :bootsnap, optional: true do
-  gem "bootsnap", require: false
-end
 group :formula_test, optional: true do
   gem "minitest", require: false
 end

Library/Homebrew/Gemfile.lock

@@ -6,8 +6,6 @@ GEM
     ast (2.4.2)
     bigdecimal (3.1.8)
     bindata (2.5.0)
-    bootsnap (1.18.3)
-      msgpack (~> 1.2)
     coderay (1.1.3)
     commander (5.0.0)
       highline (~> 3.0.0)
@@ -29,7 +27,6 @@ GEM
     language_server-protocol (3.17.0.3)
     method_source (1.1.0)
     minitest (5.23.1)
-    msgpack (1.7.2)
     netrc (0.11.0)
     parallel (1.25.1)
     parallel_tests (4.7.1)
@@ -158,7 +155,6 @@ PLATFORMS
 
 DEPENDENCIES
   addressable
-  bootsnap
   json_schemer
   kramdown
   method_source

Library/Homebrew/env_config.rb

@@ -69,7 +69,7 @@ module EnvConfig
       },
       HOMEBREW_BOOTSNAP:                         {
         description: "If set, use Bootsnap to speed up repeated `brew` calls. " \
-                     "A no-op when using Homebrew's vendored, relocatable Ruby on macOS (as it doesn't work).",
+                     "A no-op on Linux when not using Homebrew's vendored, relocatable Ruby.",
         boolean:     true,
       },
       HOMEBREW_BOTTLE_DOMAIN:                    {

Library/Homebrew/sorbet/tapioca/config.yml

@@ -4,7 +4,6 @@ gem:
   exclude:
     # These conflict with the rbi files provided by sorbet:
     - json
-    - msgpack
     # These aren't needed:
     - coderay
     - commander

Library/Homebrew/startup/bootsnap.rb

@@ -1,49 +1,29 @@
 # typed: strict
 # frozen_string_literal: true
 
-homebrew_bootsnap_enabled = ENV["HOMEBREW_NO_BOOTSNAP"].nil? && !ENV["HOMEBREW_BOOTSNAP"].nil?
-
-# we need some development tools to build bootsnap native code
-homebrew_bootsnap_enabled &&= if ENV["HOMEBREW_MACOS_VERSION"]
-  File.directory?("/Applications/Xcode.app") || File.directory?("/Library/Developer/CommandLineTools")
-else
-  File.executable?("/usr/bin/clang") || File.executable?("/usr/bin/gcc")
-end
+homebrew_bootsnap_enabled = HOMEBREW_USING_PORTABLE_RUBY &&
+                            ENV["HOMEBREW_NO_BOOTSNAP"].nil? &&
+                            !ENV["HOMEBREW_BOOTSNAP"].nil?
 
 if homebrew_bootsnap_enabled
-  begin
-    require "bootsnap"
-  rescue LoadError
-    raise if ENV["HOMEBREW_BOOTSNAP_RETRY"] || HOMEBREW_USING_PORTABLE_RUBY
-
-    Homebrew.install_bundler_gems!(groups: ["bootsnap"], only_warn_on_failure: true)
-
-    ENV["HOMEBREW_BOOTSNAP_RETRY"] = "1"
-    exec ENV.fetch("HOMEBREW_BREW_FILE"), *ARGV
-  end
-
-  ENV.delete("HOMEBREW_BOOTSNAP_RETRY")
-
-  if defined?(Bootsnap)
-    cache = ENV.fetch("HOMEBREW_CACHE", nil) || ENV.fetch("HOMEBREW_DEFAULT_CACHE", nil)
-    raise "Needs HOMEBREW_CACHE or HOMEBREW_DEFAULT_CACHE!" if cache.nil? || cache.empty?
-
-    # We never do `require "vendor/bundle/ruby/..."` or `require "vendor/portable-ruby/..."`,
-    # so let's slim the cache a bit by excluding them.
-    # Note that gems within `bundle/ruby` will still be cached - these are when directory walking down from above.
-    ignore_directories = [
-      (HOMEBREW_LIBRARY_PATH/"vendor/bundle/ruby").to_s,
-      (HOMEBREW_LIBRARY_PATH/"vendor/portable-ruby").to_s,
-    ]
-
-    Bootsnap.setup(
-      cache_dir:          cache,
-      ignore_directories:,
-      load_path_cache:    true,
-      compile_cache_iseq: true,
-      compile_cache_yaml: true,
-    )
-  else
-    $stderr.puts "Error: HOMEBREW_BOOTSNAP could not `require \"bootsnap\"`!\n\n"
-  end
+  require "bootsnap"
+
+  cache = ENV.fetch("HOMEBREW_CACHE", nil) || ENV.fetch("HOMEBREW_DEFAULT_CACHE", nil)
+  raise "Needs HOMEBREW_CACHE or HOMEBREW_DEFAULT_CACHE!" if cache.nil? || cache.empty?
+
+  # We never do `require "vendor/bundle/ruby/..."` or `require "vendor/portable-ruby/..."`,
+  # so let's slim the cache a bit by excluding them.
+  # Note that gems within `bundle/ruby` will still be cached - these are when directory walking down from above.
+  ignore_directories = [
+    (HOMEBREW_LIBRARY_PATH/"vendor/bundle/ruby").to_s,
+    (HOMEBREW_LIBRARY_PATH/"vendor/portable-ruby").to_s,
+  ]
+
+  Bootsnap.setup(
+    cache_dir:          cache,
+    ignore_directories:,
+    load_path_cache:    true,
+    compile_cache_iseq: true,
+    compile_cache_yaml: true,
+  )
 end

Library/Homebrew/utils/gems.rb

@@ -241,7 +241,6 @@ def install_bundler_gems!(only_warn_on_failure: false, setup_path: true, groups:
 
     # Combine the passed groups with the ones stored in settings.
     groups |= (user_gem_groups & valid_gem_groups)
-    groups.delete("bootsnap") if HOMEBREW_USING_PORTABLE_RUBY
     groups.sort!
 
     if (homebrew_bundle_user_cache = ENV.fetch("HOMEBREW_BUNDLE_USER_CACHE", nil))

docs/Manpage.md

@@ -3563,8 +3563,8 @@ command execution e.g. `$(cat file)`.
 
 `HOMEBREW_BOOTSNAP`
 
-: If set, use Bootsnap to speed up repeated `brew` calls. A no-op when using
-  Homebrew's vendored, relocatable Ruby on macOS (as it doesn't work).
+: If set, use Bootsnap to speed up repeated `brew` calls. A no-op on Linux when
+  not using Homebrew's vendored, relocatable Ruby.
 
 `HOMEBREW_BOTTLE_DOMAIN`
 

manpages/brew.1

@@ -2285,7 +2285,7 @@ Use this as the \fBbat\fP theme for syntax highlighting\.
 .RE
 .TP
 \fBHOMEBREW_BOOTSNAP\fP
-If set, use Bootsnap to speed up repeated \fBbrew\fP calls\. A no\-op when using Homebrew\[u2019]s vendored, relocatable Ruby on macOS (as it doesn\[u2019]t work)\.
+If set, use Bootsnap to speed up repeated \fBbrew\fP calls\. A no\-op on Linux when not using Homebrew\[u2019]s vendored, relocatable Ruby\.
 .TP
 \fBHOMEBREW_BOTTLE_DOMAIN\fP
 Use this URL as the download mirror for bottles\. If bottles at that URL are temporarily unavailable, the default bottle domain will be used as a fallback mirror\. For example, \fBHOMEBREW_BOTTLE_DOMAIN=http://localhost:8080\fP will cause all bottles to download from the prefix \fBhttp://localhost:8080/\fP\&\. If bottles are not available at \fBHOMEBREW_BOTTLE_DOMAIN\fP they will be downloaded from the default bottle domain\.