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|
#
# prefix.rb
#
module Puppet::Parser::Functions
newfunction(:prefix, :type => :rvalue, :doc => <<-EOS
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 :
|
