Sha256: 3ad295e318f14a2d486bed78fe8862a1fafdfe8988fe909084ee7d2d0ea105c4
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Contents
#
# empty.rb
#
module Puppet::Parser::Functions
newfunction(:empty, :type => :rvalue, :doc => <<-EOS
Returns true if the variable is empty.
EOS
) do |arguments|
raise(Puppet::ParseError, "empty(): Wrong number of arguments " +
"given (#{arguments.size} for 1)") if arguments.size < 1
value = arguments[0]
unless value.is_a?(Array) || value.is_a?(Hash) || value.is_a?(String)
raise(Puppet::ParseError, 'empty(): Requires either ' +
'array, hash or string to work with')
end
result = value.empty?
return result
end
end
# vim: set ts=2 sw=2 et :
Version data entries
20 entries across 20 versions & 1 rubygems