Sass :: SyntaxError： "["：expected "|"、 "]"の後に無効なCSS

Question

rake assets:precompile RAILS_ENV=productionを実行しようとするとエラーが発生します。

source 'https://rubygems.org' 

git_source(:github) do |repo_name| 
    repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?("/") 
    "https://github.com/#{repo_name}.git" 
end 

gem 'httparty' 
# Babel 
gem 'sprockets-commoner' 
# Bundle edge Rails instead: gem 'rails', github: 'rails/rails' 
gem 'rails', '~> 5.0.1' 
# Use sqlite3 as the database for Active Record 
gem 'sqlite3' 
# Use Puma as the app server 
gem 'puma', '~> 3.0' 
# 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', '~> 4.2' 
# See https://github.com/rails/execjs#readme for more supported runtimes 
# gem 'therubyracer', platforms: :ruby 
gem 'devise' 
gem 'activeadmin', github: 'activeadmin' 

# Use jquery as the JavaScript library 
gem 'jquery-rails' 
# Turbolinks makes navigating your web application faster. Read more:   https://github.com/turbolinks/turbolinks 
gem 'turbolinks', '~> 5' 
# Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder 
gem 'jbuilder', '~> 2.5' 
# Use Redis adapter to run Action Cable in production 
# gem 'redis', '~> 3.0' 
# Use ActiveModel has_secure_password 
# gem 'bcrypt', '~> 3.1.7' 
gem "paperclip", "~> 5.0.0" 

gem 'bower-rails' 
gem "therubyracer" 
gem "less-rails" 

gem 'unicorn' 

# Use Capistrano for deployment 
# gem 'capistrano-rails', group: :development 

group :development do 
    gem "capistrano", "~> 3.8" 
    gem 'capistrano-rvm',  require: false 
    gem 'capistrano-rails', require: false 
    gem 'capistrano-bundler', require: false 
    gem 'capistrano3-unicorn' 
end 

group :development, :test do 
# Call 'byebug' anywhere in the code to stop execution and get a debugger console 
    gem 'byebug', platform: :mri 
end 

group :development do 
    # Access an IRB console on exception pages or by using <%= console %> anywhere in the code. 
    gem 'web-console', '>= 3.3.0' 
    gem 'listen', '~> 3.0.5' 
    # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring 
    gem 'spring' 
    gem 'spring-watcher-listen', '~> 2.0.0' 
end 

# Windows does not include zoneinfo files, so bundle the tzinfo-data gem 
gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby] 

そして、これはエラー出力されます：これは私のGemfileある

** Invoke assets:precompile (first_time) 
** Invoke assets:environment (first_time) 
** Execute assets:environment 
** Invoke environment (first_time) 
** Execute environment 
DEPRECATION WARNING: Sprockets method `register_engine` is deprecated. 
Please register a mime type using `register_mime_type` then 
use `register_compressor` or `register_transformer`. 
https://github.com/rails/sprockets/blob/master/guides /extending_sprockets.md#supporting-all-versions-of-sprockets-in-processors 
(called from block in <class:Railtie> at /home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/less-rails-2.8.0/lib/less/rails/railtie.rb:16) 
DEPRECATION WARNING: You are using the a deprecated processor interface Less::Rails::ImportProcessor. 
Please update your processor interface: 
https://github.com/rails/sprockets/blob/master/guides/extending_sprockets.md#supporting-all-versions-of-sprockets-in-processors 
(called from block in <class:Railtie> at /home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/less-rails-2.8.0/lib/less/rails/railtie.rb:21) 
** Invoke bower:before_precompile (first_time) 
** Execute bower:before_precompile 
** Execute assets:precompile 
rake aborted! 
Sass::SyntaxError: Invalid CSS after "[": expected "|", was "]" 
(sass):41 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass /scss/parser.rb:1207:in `expected' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/scss/parser.rb:1137:in `expected' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/scss/parser.rb:1132:in `tok!' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/scss/static_parser.rb:262:in `attrib_name!' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/scss/static_parser.rb:229:in `attrib' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/scss/static_parser.rb:152:in `simple_selector_sequence' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/scss/static_parser.rb:111:in `selector' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/scss/static_parser.rb:86:in `selector_comma_sequence' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/scss/parser.rb:1115:in `expr!' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/scss/static_parser.rb:20:in `parse_selector' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/perform.rb:427:in `visit_rule' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/base.rb:36:in `visit' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/perform.rb:160:in `block in visit' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/stack.rb:79:in `block in with_base' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/stack.rb:115:in `with_frame' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/stack.rb:79:in `with_base' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/perform.rb:160:in `visit' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/base.rb:52:in `block in visit_children' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/base.rb:52:in `map' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/base.rb:52:in `visit_children' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/perform.rb:169:in `block in visit_children' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/perform.rb:181:in `with_environment' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/perform.rb:168:in `visit_children' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/base.rb:36:in `block in visit' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/perform.rb:188:in `visit_root' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/base.rb:36:in `visit' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/perform.rb:159:in `visit' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/visitors/perform.rb:8:in `visit' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/root_node.rb:36:in `css_tree' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/tree/root_node.rb:20:in `render' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sass-3.4.23/lib/sass/engine.rb:281:in `render' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/sass_compressor.rb:48:in `call' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/sass_compressor.rb:28:in `call' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/processor_utils.rb:75:in `call_processor' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/processor_utils.rb:57:in `block in call_processors' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/processor_utils.rb:56:in `reverse_each' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/processor_utils.rb:56:in `call_processors' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/loader.rb:134:in `load_from_unloaded' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/loader.rb:60:in `block in load' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/loader.rb:317:in `fetch_asset_from_dependency_cache' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/loader.rb:44:in `load' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/cached_environment.rb:20:in `block in initialize' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/cached_environment.rb:47:in `load' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/base.rb:66:in `find_asset' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/base.rb:73:in `find_all_linked_assets' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/manifest.rb:142:in `block in find' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/legacy.rb:114:in `block (2 levels) in logical_paths' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/path_utils.rb:228:in `block in stat_tree' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/path_utils.rb:212:in `block in stat_directory' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/path_utils.rb:209:in `each' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/path_utils.rb:209:in `stat_directory' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/path_utils.rb:227:in `stat_tree' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/legacy.rb:105:in `each' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/legacy.rb:105:in `block in logical_paths' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/legacy.rb:104:in `each' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/legacy.rb:104:in `logical_paths' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/manifest.rb:140:in `find' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/sprockets/manifest.rb:185:in `compile' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-rails-3.2.0/lib/sprockets/rails/task.rb:68:in `block (3 levels) in define' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-3.7.1/lib/rake/sprocketstask.rb:147:in `with_logger' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/sprockets-rails-3.2.0/lib/sprockets/rails/task.rb:67:in `block (2 levels) in define' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/task.rb:250:in `block in execute' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/task.rb:250:in `each' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/task.rb:250:in `execute' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/task.rb:194:in `block in invoke_with_call_chain' 
/home/efrain/.rvm/rubies/ruby-2.3.1/lib/ruby/2.3.0/monitor.rb:214:in `mon_synchronize' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/task.rb:187:in `invoke_with_call_chain' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/task.rb:180:in `invoke' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/application.rb:152:in `invoke_task' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/application.rb:108:in `block (2 levels) in top_level' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/application.rb:108:in `each' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/application.rb:108:in `block in top_level' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/application.rb:117:in `run_with_threads' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/application.rb:102:in `top_level' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/application.rb:80:in `block in run' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/application.rb:178:in `standard_exception_handling' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/lib/rake/application.rb:77:in `run' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/gems/rake-12.0.0/exe/rake:27:in `<top (required)>' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/bin/rake:23:in `load' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/bin/rake:23:in `<main>' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/bin/ruby_executable_hooks:15:in `eval' 
/home/efrain/.rvm/gems/ruby-2.3.1@xxxx/bin/ruby_executable_hooks:15:in `<main>' 
Tasks: TOP => assets:precompile 

私はルビー2.3.1とRailsを使用しています、私は同様の記事が、彼らを検索しました5.0.1

問題を解決するのに役立つものではありません。 私は多くの助けを感謝します。

Answer 1

これは非常に特殊なケースですが、おそらく誰かを助けることができます。

このプロジェクトでは、ポロと呼ばれるhtmlテーマを使用しています。この場合、bootstrap.min.cssに問題のある構文があります：[] { cursor: pointer; }だから私はそれを取り除きます。そのファイルを取得するために、私はapplication.cssファイルの行にコメントを書き始めることで、問題の原因となったものを知りました。