Every big company has (and if they don't, they should) style guides. In Ruby people tend to use something like Rubocop (which is a static code analyzer/linter)

Every big company has (and if they don't, they should) style guides. In Ruby people tend to use something like Rubocop (which is a static code analyzer/linter) to agree on a style. That will even be added as a default in Rails 8.