puppetlabs-stdlib/lib/puppet/parser/functions/is_mac_address.rb
Ken Barber 681a1c7971 Prep for stdlib merge
* Renamed load_yaml & load_json to parseyaml & parsejson
* Renamed is_valid_* functions and remove the 'valid_'
2011-08-05 08:25:03 +01:00

27 lines
634 B
Ruby

#
# is_mac_address.rb
#
module Puppet::Parser::Functions
newfunction(:is_mac_address, :type => :rvalue, :doc => <<-EOS
Returns true if the string passed to this function is a valid mac address.
EOS
) do |arguments|
if (arguments.size != 1) then
raise(Puppet::ParseError, "is_mac_address(): Wrong number of arguments "+
"given #{arguments.size} for 1")
end
mac = arguments[0]
if /^[a-fA-F0-9]{1,2}:[a-fA-F0-9]{1,2}:[a-fA-F0-9]{1,2}:[a-fA-F0-9]{1,2}:[a-fA-F0-9]{1,2}:[a-fA-F0-9]{1,2}$/.match(mac) then
return true
else
return false
end
end
end
# vim: set ts=2 sw=2 et :