ruby on rails 5.0.0.2 与 gem mongoid 不兼容且冲突

Question

ruby 版本 2.3.0

rails 版本 5.0.0.beta2

**GEMFILE **

    source 'https://rubygems.org'
# Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
gem 'rails', '>= 5.0.0.beta2', '< 5.1'
#mongoid gem
gem 'mongoid', '~> 5.1.0'
# Use Puma as the app server
gem 'puma'
# Use SCSS for stylesheets
gem 'sass-rails', '~> 5.0'
# Use Uglifier as compressor for JavaScript assets
gem 'uglifier', '>= 1.3.0'
# Use CoffeeScript for .coffee assets and views
gem 'coffee-rails', '~> 4.1.0'
# See https://github.com/rails/execjs#readme for more supported runtimes
# gem 'therubyracer', platforms: :ruby
# Use jquery as the JavaScript library
gem 'jquery-rails'
# Turbolinks makes following links in your web application faster. Read more: https://github.com/rails/turbolinks
gem 'turbolinks'
# Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
gem 'jbuilder', '~> 2.0'
# Action Cable dependencies for the Redis adapter
gem 'redis', '~> 3.0'
# Use ActiveModel has_secure_password
# gem 'bcrypt', '~> 3.1.7'
# Use Capistrano for deployment
# gem 'capistrano-rails', group: :development
group :development, :test do
  # Call 'byebug' anywhere in the code to stop execution and get a debugger console
  gem 'byebug'
end
group :development do
  # Access an IRB console on exception pages or by using <%= console %> in views
  gem 'web-console', '~> 3.0'
  # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
  gem 'spring'
end
# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]

在运行捆绑安装后我看到：

Bundler could not find compatible versions for gem "activemodel":
  In snapshot (Gemfile.lock):
    activemodel (= 5.0.0.beta2)

  In Gemfile:
rails (< 5.1, >= 5.0.0.beta2) was resolved to 5.0.0.beta2, which
depends on
activerecord (= 5.0.0.beta2) was resolved to 5.0.0.beta2, which
depends on
        activemodel (= 5.0.0.beta2)

rails (< 5.1, >= 5.0.0.beta2) was resolved to 5.0.0.beta2, which
depends on
activerecord (= 5.0.0.beta2) was resolved to 5.0.0.beta2, which
depends on
        activemodel (= 5.0.0.beta2)

    mongoid (~> 4.0.0) was resolved to 4.0.0, which depends on
      activemodel (~> 4.0)

    web-console (~> 3.0) was resolved to 3.1.1, which depends on
      activemodel (>= 4.2)

运行 bundle update 将从头开始重建您的快照，使用只要 Gemfile 中的 gem，这可能会解决冲突。

Answer 1

Rails 上有一个 Mongoid 的功能分支 5. 将其添加到您的 gemfile 中。

gem 'mongoid', git: 'https://github.com/estolfo/mongoid.git', branch: 'MONGOID-4218-rails-5'

Answer 2

从几天前开始，您现在只需将其添加到您的 gemfile 中即可：

gem 'mongoid', git: 'https://github.com/mongodb/mongoid.git'

Answer 3

我遇到了同样的问题。我将 mongoid gem 版本更改为 6.1.0，并且在运行捆绑包更新后一切正常。

#mongoid gem
gem 'mongoid', '~> 6.1.0'

ruby on rails 5.0.0.2 与 gem mongoid 不兼容且冲突

ruby on rails 5.0.0.2 incompatible and conflict with gem mongoid

ruby-on-rails

mongoid