method

group

group(*groups)
public

:category: Gem Dependencies DSL

Block form for placing a dependency in the given groups.

group :development do
  gem 'debugger'
end

group :development, :test do
  gem 'minitest'
end

Groups can be excluded at install time using `gem install -g –without development`. See `gem help install` and `gem help gem_dependencies` for further details.