[英]How do I create a command line rails generator gem?
I know how to create a rails generator gem which is called like: 我知道如何创建一个名为rails generator的宝石:
rails g my_generator command
And I know how to create a thor gem which can be called like: 而且我知道如何创建可以像这样的宝石:
my_generator command
But I don't know how to create a rails generator that can be called using an executable. 但是我不知道如何创建可以使用可执行文件调用的rails生成器。 I have tried by creating a lib/my_generator/cli.rb file like:
我尝试通过创建一个lib / my_generator / cli.rb文件来尝试:
require 'thor'
module Mang
class Cli < Thor
include ::Rails::Generators::Base
desc "install_gem", "install a gem"
def install_gem
gem 'thor', "0.18.1"
end
end
end
But I get the following error despite having added Rails as a dependency in my gemspec. 但是,尽管我在gemspec中添加了Rails作为依赖项,但仍收到以下错误。
uninitialized constant Rails (NameError)
The fix was just a matter of including the rails/generators/actions module. 修复仅是包含rails / generators / actions模块的问题。
require 'thor'
require 'rails/generators'
require 'rails/generators/actions'
module Mang
class Cli < Thor
include Thor::Actions
include Rails::Generators::Actions
desc "install_gem", "install a gem"
def install_gem
gem 'thor', "0.18.1"
end
end
end
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