rspec-respect_selector_limit:RSpec匹配器，用于验证CSS选择器的数量

Rspec :: RespectSelectorLimit 确保您CSS文件在旧版IE中不会损坏 安装 将此行添加到您的应用程序的Gemfile中： gem 'rspec-respect_selector_limit' 用法 require 'rails_helper' it 'validates application.css' do expect ( 'application.css' ) . to respect_selector_limit end # (optional) validate all configured CSS files it 'validates all precompiled CSS files' do expect ( precompiled_css_files ) . to respect_selector_limit end 贡献 分叉