Function validateRoutineOptions

server/ast/create_function.go:258–268

validateRoutineOptions ensures that each option is defined only once. Returns a map containing all options, or an error if an option is invalid or is defined multiple times.

(ctx *Context, options []tree.RoutineOption)

// validateRoutineOptions ensures that each option is defined only once. Returns a map containing all options, or an
// error if an option is invalid or is defined multiple times.
func validateRoutineOptions(ctx *Context, options []tree.RoutineOption) (map[tree.FunctionOption]tree.RoutineOption, error) {
	var optDefined = make(map[tree.FunctionOption]tree.RoutineOption)
	for _, opt := range options {
		if _, ok := optDefined[opt.OptionType]; ok {
			return nil, errors.Errorf("ERROR:  conflicting or redundant options")
		} else {
			optDefined[opt.OptionType] = opt
		}
	}
	return optDefined, nil
}