is_thor_reserved_word?

# File lib/bundler/vendor/thor/lib/thor/base.rb, line 555
      def is_thor_reserved_word?(word, type) #:nodoc:
        return false unless THOR_RESERVED_WORDS.include?(word.to_s)
        raise "#{word.inspect} is a Bundler::Thor reserved word and cannot be defined as #{type}"
      end