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#
# is_string.rb
#
module Puppet::Parser::Functions
newfunction(:is_string, :type => :rvalue, :doc => <<-EOS
Returns true if the variable passed to this function is a string.
EOS
) do |arguments|
function_deprecation([:is_string, 'This method is deprecated, please use the stdlib validate_legacy function, with Stdlib::Compat::String. There is further documentation for validate_legacy function in the README.'])
raise(Puppet::ParseError, "is_string(): Wrong number of arguments " +
"given (#{arguments.size} for 1)") if arguments.size < 1
type = arguments[0]
# when called through the v4 API shim, undef gets translated to nil
result = type.is_a?(String) || type.nil?
if result and (type == type.to_f.to_s or type == type.to_i.to_s) then
return false
end
return result
end
end
# vim: set ts=2 sw=2 et :
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