Merge pull request #11977 from Moisan/bump_revision_write

bump-revision: add --write switch

Library/Homebrew/cli/args.rbi

@@ -290,6 +290,9 @@ module Homebrew
 
       sig { returns(T.nilable(T::Array[String])) }
       def groups; end
+
+      sig { returns(T::Boolean) }
+      def write_only?; end
     end
   end
 end

Library/Homebrew/dev-cmd/bump-revision.rb

@@ -18,9 +18,13 @@ module Homebrew
       EOS
       switch "-n", "--dry-run",
              description: "Print what would be done rather than doing it."
+      switch "--write-only",
+             description: "Make the expected file modifications without taking any Git actions."
       flag   "--message=",
              description: "Append <message> to the default commit message."
 
+      conflicts "--dry-run", "--write-only"
+
       named_args :formula, min: 1
     end
   end
@@ -62,7 +66,7 @@ module Homebrew
       message = "#{formula.name}: revision bump #{args.message}"
       if args.dry_run?
         ohai "git commit --no-edit --verbose --message=#{message} -- #{formula.path}"
-      else
+      elsif !args.write_only?
         formula.path.parent.cd do
           safe_system "git", "commit", "--no-edit", "--verbose",
                       "--message=#{message}", "--", formula.path