diff options
-rw-r--r-- | empty.rb | 10 |
1 files changed, 6 insertions, 4 deletions
@@ -12,13 +12,15 @@ module Puppet::Parser::Functions raise(Puppet::ParseError, "empty(): Wrong number of arguments " + "given (#{arguments.size} for 1)") if arguments.size < 1 - array = arguments[0] + value = arguments[0] + klass = value.class - if not array.is_a?(Array) - raise(Puppet::ParseError, 'empty(): Requires an array to work with') + if not [Array, Hash, String].include?(klass) + raise(Puppet::ParseError, 'empty(): Requires either an ' + + 'array, hash or string to work with') end - result = array.empty? + result = value.empty? return result end |