puppetlabs-stdlib/downcase.rb
Krzysztof Wilczynski 4da6d8222e Changed wording of the note in the comment.
Signed-off-by: Krzysztof Wilczynski <krzysztof.wilczynski@linux.com>
2011-04-30 02:54:47 +01:00

32 lines
758 B
Ruby

#
# downcase.rb
#
module Puppet::Parser::Functions
newfunction(:downcase, :type => :rvalue, :doc => <<-EOS
EOS
) do |arguments|
raise(Puppet::ParseError, "downcase(): Wrong number of arguments " +
"given (#{arguments.size} for 1)") if arguments.size < 1
value = arguments[0]
klass = value.class
unless [Array, String].include?(klass)
raise(Puppet::ParseError, 'downcase(): Requires either ' +
'array or string to work with')
end
if value.is_a?(Array)
# Numbers in Puppet are often string-encoded which is troublesome ...
result = value.collect { |i| i.is_a?(String) ? i.downcase : i }
else
result = value.downcase
end
return result
end
end
# vim: set ts=2 sw=2 et :