options: A hash containing :only and/or
:except keys
# File lib/bundler/vendor/thor/lib/thor.rb, line 250
def check_unknown_options!(options = {})
@check_unknown_options ||= {}
options.each do |key, value|
if value
@check_unknown_options[key] = Array(value)
else
@check_unknown_options.delete(key)
end
end
@check_unknown_options
end