lib/natives/catalog/validator.rb
module Natives
class Catalog
class Validator
def ensure_valid_catalog_groups(hash)
unless hash.kind_of? Hash
raise ArgumentError, 'catalog should be a Hash'
end
invalid_groups = hash.select {|key, value| !value.kind_of?(Hash) }
unless invalid_groups.empty?
group_names = invalid_groups.keys
raise ArgumentError,
"The following catalog group(s) should be a Hash: #{group_names.join(', ')}"
end
end
end
end
end