Adds Ruby 3.0 to CI Matrix (#1226)

.github/workflows/ci.yml

@@ -43,11 +43,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: ['2.4', '2.5', '2.6', '2.7']
-        experimental: [false]
-        include:
-        - ruby: head
-          experimental: true
+        ruby: ['2.4', '2.5', '2.6', '2.7', '3.0']
 
     steps:
     - uses: actions/checkout@v1

Gemfile

@@ -26,7 +26,7 @@ group :test, :development do
   gem 'multipart-parser'
   # TODO: remove this once v4 is released
   options = (RUBY_VERSION.start_with?('3') ? { github: 'grosser/net-http-persistent', branch: 'grosser/spec' } : {})
-  gem 'net-http-persistent', (RUBY_VERSION.start_with?('3') ? '>= 3.0' : '~> 3.0'), **options
+  gem 'net-http-persistent', '>= 3.0', **options
   gem 'patron', '>= 0.4.2', platforms: :ruby
   gem 'rack-test', '>= 0.6', require: 'rack/test'
   gem 'rspec', '~> 3.7'

lib/faraday/adapter/net_http_persistent.rb

@@ -51,7 +51,7 @@ def proxy_uri(env)
 
       def perform_request(http, env)
         http.request env[:url], create_request(env)
-      rescue Errno::ETIMEDOUT => e
+      rescue Errno::ETIMEDOUT, Net::OpenTimeout => e
         raise Faraday::TimeoutError, e
       rescue Net::HTTP::Persistent::Error => e
         raise Faraday::TimeoutError, e if e.message.include? 'Timeout'