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|
#
# bool2num.rb
#
module Puppet::Parser::Functions
newfunction(:bool2num, :type => :rvalue, :doc => <<-EOS
EOS
) do |arguments|
raise(Puppet::ParseError, "bool2num(): Wrong number of arguments " +
"given (#{arguments.size} for 1)") if arguments.size < 1
boolean = arguments[0]
result = case boolean
#
# This is how undef looks like in Puppet ...
# We yield 0 (or false if you wish) in this case.
#
when /^$/, '' then '0'
when /^(1|t|true)$/ then '1'
when /^(0|f|false)$/ then '0'
# This is not likely to happen ...
when /^(undef|undefined)$/ then '0'
# We may get real boolean values as well ...
when true then '1'
when false then '0'
else
raise(Puppet::ParseError, 'bool2num(): Unknown type of boolean given')
end
return result
end
end
# vim: set ts=2 sw=2 et :
|
