January 20, 2019
通常我们会从文档找，但这个比较低效和无聊。
suggest gem提供了一个新颖的方式。
require 'suggest'
# Object#what_returns? tells you which method returns the value
[1,2,3].what_returns? 1
=> [:first, :min]怎么样，不错吧。
Written by chenge who lives and works in Shanghai China building useful things. You should follow him on Twitter or email: chenge3k at qq.com