5 # TODO(Krzysztof Wilczynski): We probably need to approach numeric values differently ...
7 module Puppet::Parser::Functions
8 newfunction(:num2bool, :type => :rvalue, :doc => <<-EOS
9 This function converts a number into a true boolean. Zero becomes false. Numbers
10 higher then 0 become true.
14 raise(Puppet::ParseError, "num2bool(): Wrong number of arguments " +
15 "given (#{arguments.size} for 1)") if arguments.size < 1
19 # Only numbers allowed ...
20 unless number.match(/^\-?\d+$/)
21 raise(Puppet::ParseError, 'num2bool(): Requires integer to work with')
28 # Numbers in Puppet are often string-encoded which is troublesome ...
30 # We yield true for any positive number and false otherwise ...
31 number > 0 ? true : false
33 raise(Puppet::ParseError, 'num2bool(): Unknown numeric format given')
40 # vim: set ts=2 sw=2 et :