diff options
Diffstat (limited to 'lib/puppet/parser')
-rw-r--r-- | lib/puppet/parser/functions/delete_undef_values.rb | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/puppet/parser/functions/delete_undef_values.rb b/lib/puppet/parser/functions/delete_undef_values.rb index 4eecab2..532639e 100644 --- a/lib/puppet/parser/functions/delete_undef_values.rb +++ b/lib/puppet/parser/functions/delete_undef_values.rb @@ -18,16 +18,16 @@ Would return: ['A','',false] raise(Puppet::ParseError, "delete_undef_values(): Wrong number of arguments given " + "(#{args.size})") if args.size < 1 - - result = args[0] + + unless args[0].is_a? Array or args[0].is_a? Hash + raise(Puppet::ParseError, + "delete_undef_values(): expected an array or hash, got #{args[0]} type #{args[0].class} ") + end + result = args[0].dup if result.is_a?(Hash) result.delete_if {|key, val| val.equal? :undef} elsif result.is_a?(Array) result.delete :undef - else - raise(Puppet::ParseError, - "delete_undef_values(): Wrong argument type #{args[0].class} " + - "for first argument") end result end |