refactor assign variables
For readability. Requested by ko1.
See: https://github.com/ruby/ruby/commit/356e203a3acd4d3d20ba12f956fd22e17b6363e9#r35661401
refactor assign variables
For readability. Requested by ko1.
See: https://github.com/ruby/ruby/commit/356e203a3acd4d3d20ba12f956fd22e17b6363e9#r35661401