by shigemk2

当面は技術的なことしか書かない

Gemfileでローカルパスを指定する

gem 'extracted_library', :path => './vendor/extracted_library'

If you would like to use an unpacked gem directly from the filesystem, simply set the :path option to the path containing the the gem’s files.

unpack ほどく中身を出す

shakezoomer.com

Bundler: The best way to manage a Ruby application's gems