class Sequent::Core::Helpers::MessageHandler::OnArgumentsValidator
Public Class Methods
Source
# File lib/sequent/core/helpers/message_handler.rb, line 76 def validate_arguments!(*args) fail ArgumentError, "Must provide at least one argument to 'on'" if args.empty? duplicates = args .select { |arg| args.count(arg) > 1 } .uniq if duplicates.any? humanized_duplicates = duplicates .map { |x| MessageMatchers::ArgumentSerializer.serialize_value(x) } .join(', ') fail ArgumentError, "Arguments to 'on' must be unique, duplicates: #{humanized_duplicates}" end end