Extends Formula class with mac os #uses_from_macos

Library/Homebrew/extend/os/formula.rb

@@ -0,0 +1,3 @@
+# frozen_string_literal: true
+
+require "extend/os/mac/formula" if OS.mac?

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

@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class Formula
+  class << self
+    def uses_from_macos(dep, **args)
+      depends_on(dep) if add_mac_dependency?(args)
+    end
+
+    private
+
+    def add_mac_dependency?(args)
+      args.each { |key, version| args[key] = OS::Mac::Version.from_symbol(version) }
+
+      args.blank? ||
+        args[:before] && OS::Mac.version < args[:before] ||
+        args[:after] && OS::Mac.version >= args[:after]
+    end
+  end
+end

Library/Homebrew/formula.rb

@@ -2566,3 +2566,5 @@ class Formula
     end
   end
 end
+
+require "extend/os/formula"