+++ /dev/null
-#
-# prefix.rb
-#
-
-module Puppet::Parser::Functions
- newfunction(:prefix, :type => :rvalue, :doc => <<-EOS
-This function applies a prefix to all elements in an array.
-
-*Examles:*
-
- prefix(['a','b','c'], 'p')
-
-Will return: ['pa','pb','pc']
- EOS
- ) do |arguments|
-
- # Technically we support two arguments but only first is mandatory ...
- raise(Puppet::ParseError, "prefix(): Wrong number of arguments " +
- "given (#{arguments.size} for 1)") if arguments.size < 1
-
- array = arguments[0]
-
- unless array.is_a?(Array)
- raise(Puppet::ParseError, 'prefix(): Requires array to work with')
- end
-
- prefix = arguments[1] if arguments[1]
-
- if prefix
- unless prefix.is_a?(String)
- raise(Puppet::ParseError, 'prefix(): Requires string to work with')
- end
- end
-
- # Turn everything into string same as join would do ...
- result = array.collect do |i|
- i = i.to_s
- prefix ? prefix + i : i
- end
-
- return result
- end
-end
-
-# vim: set ts=2 sw=2 et :