Validator for configuration options.
Validate a configuration option.
@example Validate a configuraiton option.
@param [ String ] option The name of the option.
@since 3.0.0
# File lib/mongoid/config/validators/option.rb, line 16 def validate(option) unless Config.settings.keys.include?(option.to_sym) raise Errors::InvalidConfigOption.new(option) end end