- raise(Puppet::ParseError, "is_bool(): Wrong number of arguments " +
- "given (#{arguments.size} for 1)") if arguments.size != 1
+ function_deprecation([:is_bool, 'This method is deprecated, please use the stdlib validate_legacy function, with Stdlib::Compat::Bool. There is further documentation for validate_legacy function in the README.'])
+
+ raise(Puppet::ParseError, "is_bool(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.size != 1