HighLine：Examples：Basic usage
まんま
require "highline/import" p ask("Company? ") { |q| q.default = "none" }
で、
Company? |none| "none"
Company? |none| aaa "aaa"
まんま
require "highline/import" p ask("Company? ") { |q| q.default = "none" }
で、
Company? |none| "none"
Company? |none| aaa "aaa"