Fixes Rubocop Style/ParallelAssignment

.rubocop_todo.yml

@@ -175,17 +175,6 @@ Style/NumericPredicate:
     - 'lib/faraday/upload_io.rb'
     - 'lib/faraday/utils/headers.rb'
 
-# Offense count: 7
-# Cop supports --auto-correct.
-Style/ParallelAssignment:
-  Exclude:
-    - 'lib/faraday/rack_builder.rb'
-    - 'script/server'
-    - 'spec/support/helper_methods.rb'
-    - 'spec/support/shared_examples/request_method.rb'
-    - 'test/adapters/integration.rb'
-    - 'test/helper.rb'
-
 # Offense count: 278
 # Configuration parameters: AllowHeredoc, AllowURI, URISchemes, IgnoreCopDirectives, IgnoredPatterns.
 # URISchemes: http, https

lib/faraday/rack_builder.rb

@@ -33,7 +33,8 @@ module Faraday
         if klass.respond_to?(:name)
           @@constants_mutex.synchronize { @@constants[@name] = klass }
         end
-        @args, @block = args, block
+        @args = args
+        @block = block
       end
 
       def klass

script/server

@@ -1,7 +1,8 @@
 #!/usr/bin/env ruby
 # frozen_string_literal: true
 
-old_verbose, $VERBOSE = $VERBOSE, nil
+old_verbose = $VERBOSE
+$VERBOSE = nil
 begin
   require File.expand_path('../test/live_server', __dir__)
 ensure

spec/support/helper_methods.rb

@@ -74,7 +74,8 @@ module Faraday
     end
 
     def capture_warnings
-      old, $stderr = $stderr, StringIO.new
+      old = $stderr
+      $stderr = StringIO.new
       begin
         yield
         $stderr.string

spec/support/shared_examples/request_method.rb

@@ -161,7 +161,8 @@ shared_examples 'a request method' do |http_method|
 
   on_feature :parallel do
     it 'handles parallel requests' do
-      resp1, resp2 = nil, nil
+      resp1 = nil
+      resp2 = nil
       payload1 = { a: '1' }
       payload2 = { b: '2' }
       request_stub.with(Hash[query_or_body, payload1])

test/adapters/integration.rb

@@ -44,8 +44,10 @@ module Adapters
 
     module ParallelNonStreaming
       def test_callback_is_called_in_parallel_with_no_streaming_support
-        resp1, resp2 = nil, nil
-        streamed1, streamed2 = nil, nil
+        resp1 = nil
+        resp2 = nil
+        streamed1 = nil
+        streamed2 = nil
 
         connection = create_connection
         err = capture_warnings do

test/helper.rb

@@ -49,7 +49,8 @@ module Faraday
     end unless defined? ::MiniTest
 
     def capture_warnings
-      old, $stderr = $stderr, StringIO.new
+      old = $stderr
+      $stderr = StringIO.new
       begin
         yield
         $stderr.string