Merge pull request #14411 from hyuraku/move_default_prefix_to-extend-os

separate default_prefix to `extend/os` files

Library/Homebrew/default_prefix.rb

@@ -1,15 +1,9 @@
 # typed: true
 # frozen_string_literal: true
 
-require "simulate_system"
-
 module Homebrew
-  # TODO: Refactor and move to extend/os
+  DEFAULT_PREFIX = HOMEBREW_DEFAULT_PREFIX
-  DEFAULT_PREFIX, DEFAULT_REPOSITORY = if OS.mac? && Hardware::CPU.arm? # rubocop:disable Homebrew/MoveToExtendOS
+  DEFAULT_REPOSITORY = HOMEBREW_DEFAULT_REPOSITORY
-    [HOMEBREW_MACOS_ARM_DEFAULT_PREFIX, HOMEBREW_MACOS_ARM_DEFAULT_REPOSITORY]
-  elsif Homebrew::SimulateSystem.simulating_or_running_on_linux?
-    [HOMEBREW_LINUX_DEFAULT_PREFIX, HOMEBREW_LINUX_DEFAULT_REPOSITORY]
-  else
-    [HOMEBREW_DEFAULT_PREFIX, HOMEBREW_DEFAULT_REPOSITORY]
-  end.freeze
 end
+
+require "extend/os/default_prefix"

Library/Homebrew/extend/os/default_prefix.rb

@@ -0,0 +1,8 @@
+# typed: true
+# frozen_string_literal: true
+
+if OS.mac?
+  require "extend/os/mac/default_prefix"
+elsif OS.linux?
+  require "extend/os/linux/default_prefix"
+end

Library/Homebrew/extend/os/linux/default_prefix.rb

@@ -0,0 +1,10 @@
+# typed: true
+# frozen_string_literal: true
+
+module Homebrew
+  remove_const(:DEFAULT_PREFIX)
+  DEFAULT_PREFIX = HOMEBREW_LINUX_DEFAULT_PREFIX
+
+  remove_const(:DEFAULT_REPOSITORY)
+  DEFAULT_REPOSITORY = HOMEBREW_LINUX_DEFAULT_REPOSITORY
+end

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

@@ -0,0 +1,17 @@
+# typed: true
+# frozen_string_literal: true
+
+require "simulate_system"
+
+module Homebrew
+  if Hardware::CPU.arm? || Homebrew::SimulateSystem.simulating_or_running_on_linux?
+    remove_const(:DEFAULT_PREFIX)
+    remove_const(:DEFAULT_REPOSITORY)
+
+    DEFAULT_PREFIX, DEFAULT_REPOSITORY = if Hardware::CPU.arm?
+      [HOMEBREW_MACOS_ARM_DEFAULT_PREFIX, HOMEBREW_MACOS_ARM_DEFAULT_REPOSITORY]
+    elsif Homebrew::SimulateSystem.simulating_or_running_on_linux?
+      [HOMEBREW_LINUX_DEFAULT_PREFIX, HOMEBREW_LINUX_DEFAULT_REPOSITORY]
+    end
+  end
+end