#
# zip.rb
#
-
module Puppet::Parser::Functions
- newfunction(:zip, :type => :rvalue, :doc => <<-EOS
-Takes one element from first array and merges corresponding elements from second array. This generates a sequence of n-element arrays, where n is one more than the count of arguments.
+ newfunction(:zip, :type => :rvalue, :doc => <<-DOC
+ Takes one element from first array and merges corresponding elements from second array. This generates a sequence of n-element arrays, where n is one more than the count of arguments.
-*Example:*
+ *Example:*
- zip(['1','2','3'],['4','5','6'])
+ zip(['1','2','3'],['4','5','6'])
-Would result in:
+ Would result in:
- ["1", "4"], ["2", "5"], ["3", "6"]
- EOS
- ) do |arguments|
+ ["1", "4"], ["2", "5"], ["3", "6"]
+ DOC
+ ) do |arguments|
# Technically we support three arguments but only first is mandatory ...
- raise(Puppet::ParseError, "zip(): Wrong number of arguments " +
- "given (#{arguments.size} for 2)") if arguments.size < 2
+ raise(Puppet::ParseError, "zip(): Wrong number of arguments given (#{arguments.size} for 2)") if arguments.size < 2
a = arguments[0]
b = arguments[1]
- unless a.is_a?(Array) and b.is_a?(Array)
+ unless a.is_a?(Array) && b.is_a?(Array)
raise(Puppet::ParseError, 'zip(): Requires array to work with')
end