Merge pull request #1161 from sanfrancrisko/IAC-1414/main/fix_range_invalid_step_arg

(IAC-1414) Throw error in range() function when step size invalid

Author: michaeltlombardi

lib/puppet/parser/functions/range.rb

@@ -51,6 +51,8 @@ module Puppet::Parser::Functions
       stop  = arguments[1]
       step  = arguments[2].nil? ? 1 : arguments[2].to_i.abs
 
+      raise(ArgumentError, 'range(): 3rd arg (step size) must be a non zero integer (e.g. 1 or -1)') if step.zero?
+
       type = '..' # Use the simplest type of Range available in Ruby
 
     else # arguments.size == 1