git grep -lE '\(\&[A-Za-z._]+method\(:' | xargs gsed -i -E 's|\(\&([A-Za-z._]+)public_method\(:([a-z?_]+)\)\)| { \1\2(_1) }|g'

Library/Homebrew/cask/pkg.rb

@@ -90,7 +90,7 @@ module Cask
                                    .stdout
                                    .split("\n")
                                    .map { |path| root.join(path) }
-                                   .reject(&MacOS.public_method(:undeletable?))
+                                   .reject { MacOS.undeletable?(_1) }
     end
 
     sig { returns(Pathname) }

Library/Homebrew/cli/parser.rb

@@ -679,7 +679,7 @@ module Homebrew
 
     class OptionConflictError < UsageError
       def initialize(args)
-        args_list = args.map(&Formatter.public_method(:option))
+        args_list = args.map { Formatter.option(_1) }
                         .join(" and ")
         super "Options #{args_list} are mutually exclusive."
       end