ruby-on-rails – 可以在Ruby 2.4上运行Rails 4.2应用程序吗?
发布时间:2020-12-16 19:48:17 所属栏目:百科 来源:网络整理
导读:我想在 Ruby 2.4上尝试一个Rails 4.2应用程序. 但是,当我尝试这样做时,我收到关于json gem 1.8.3版无法安装的错误. Gem::Ext::BuildError: ERROR: Failed to build gem native extension. current directory: /Users/agrimm/.rbenv/versions/2.4.0-rc1/lib/r
我想在
Ruby 2.4上尝试一个Rails 4.2应用程序.
但是,当我尝试这样做时,我收到关于json gem 1.8.3版无法安装的错误. Gem::Ext::BuildError: ERROR: Failed to build gem native extension. current directory: /Users/agrimm/.rbenv/versions/2.4.0-rc1/lib/ruby/gems/2.4.0/gems/json-1.8.3/ext/json/ext/generator /Users/agrimm/.rbenv/versions/2.4.0-rc1/bin/ruby -r ./siteconf20161223-91367-cql0ne.rb extconf.rb creating Makefile current directory: /Users/agrimm/.rbenv/versions/2.4.0-rc1/lib/ruby/gems/2.4.0/gems/json-1.8.3/ext/json/ext/generator make "DESTDIR=" clean current directory: /Users/agrimm/.rbenv/versions/2.4.0-rc1/lib/ruby/gems/2.4.0/gems/json-1.8.3/ext/json/ext/generator make "DESTDIR=" compiling generator.c generator.c:861:25: error: use of undeclared identifier 'rb_cFixnum' } else if (klass == rb_cFixnum) { ^ generator.c:863:25: error: use of undeclared identifier 'rb_cBignum' } else if (klass == rb_cBignum) { ^ 2 errors generated. make: *** [generator.o] Error 1 make failed,exit code 2 Gem files will remain installed in /Users/agrimm/.rbenv/versions/2.4.0-rc1/lib/ruby/gems/2.4.0/gems/json-1.8.3 for inspection. Results logged to /Users/agrimm/.rbenv/versions/2.4.0-rc1/lib/ruby/gems/2.4.0/extensions/x86_64-darwin-14/2.4.0-static/json-1.8.3/gem_make.out An error occurred while installing json (1.8.3),and Bundler cannot continue. Make sure that `gem install json -v '1.8.3'` succeeds before bundling. 我假设是由于Fixnum和Bignum统一到整数. 如果我添加到Gemfile一个约束,json必须是版本2.0.0,那么它抱怨Rails 4.2需要json?> 1.7,禁止2.0.0. 我没有运气,除非Rails的维护者决定改变非5.x版本的Rails,否则json宝石的维护者会决定创建一个新的非2.x版本的宝石? 解决方法
现在可以用轨道
4.2.8.rc1(2017年2月11日)
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