ruby 使用 bundler 从命令行将 gem 添加到 gemfile

Question

提问by sren

When using node package manager you can specify npm install --save mynodemodulewhich automatically pops the module in package.json

使用节点包管理器时，您可以指定npm install --save mynodemodule哪个自动弹出模块package.json

I was wondering if there is a command for bundler that allows you to add the gem and version to the gemfile from the command line?

我想知道是否有 bundler 命令允许您从命令行将 gem 和版本添加到 gemfile 中？

For example bundle install --save nokogiri

例如 bundle install --save nokogiri

Answer 1

If you visit this question in 2018, bundlernow has a cli to do this: bundle add <gem-name> <version>

如果您在 2018 年访问此问题，bundler现在有一个 cli 来执行此操作： bundle add <gem-name> <version>

Version string could be your typical gem version including >=and ~

版本字符串可能是您典型的 gem 版本，包括>=和~

Answer 2

Just wrote Gemratto do this.

刚刚写了Gemrat来做到这一点。

    $ gem install gemrat 
    $ gemrat nokogiri

    #=> gem 'nokogiri', '1.6.0' added to your Gemfile.
    #=> Bundling...

Answer 3

echo 'gem "nokogiri"' >> Gemfile

Answer 4

as @zocoi described, you can use bundle and specify the group:

正如@zocoi 所述，您可以使用 bundle 并指定组：

bundle add rails --group "development, test"

More information

更多信息

bundle add --help