rubocop: fix various style issues.

config/initializers/cache_store.rb

@@ -7,11 +7,11 @@ Rails.application.configure do
       {
         url: Danbooru.config.redis_url,
         namespace: nil,
-        connect_timeout:   30, # default: 20 seconds
-        write_timeout:    0.5, # default: 1 second
-        read_timeout:     0.5, # default: 1 second
+        connect_timeout: 30, # default: 20 seconds
+        write_timeout: 0.5, # default: 1 second
+        read_timeout: 0.5, # default: 1 second
         reconnect_attempts: 0, # default: 0
-        error_handler: ->(method:, returning:, exception:) {
+        error_handler: lambda { |method:, returning:, exception:|
           DanbooruLogger.log(exception, method: method, returning: returning)
         }
       }

config/initializers/mechanize_patch.rb

@@ -31,7 +31,7 @@ if Rails.env.test?
       referer   = current_page,
       redirects = 0
     )
-      action      = "#{method.to_s.upcase} #{uri.to_s}"
+      action      = "#{method.to_s.upcase} #{uri}"
       retry_count = 0
 
       begin
@@ -43,13 +43,13 @@ if Rails.env.test?
         # Pass on the error if we've tried too many times.
         if retry_count >= MAX_RESET_RETRIES
           print "R"
-          #puts "**** WARN: Mechanize retried connection reset #{MAX_RESET_RETRIES} times and never succeeded: #{action}"
+          # puts "**** WARN: Mechanize retried connection reset #{MAX_RESET_RETRIES} times and never succeeded: #{action}"
           raise
         end
 
         # Otherwise, shutdown the persistent HTTP connection and try again.
         print "R"
-        #puts "**** WARN: Mechanize retrying connection reset error: #{action}"
+        # puts "**** WARN: Mechanize retrying connection reset error: #{action}"
         retry_count += 1
         self.http.shutdown
         retry
@@ -58,7 +58,7 @@ if Rails.env.test?
 
     # Alias so #fetch actually uses our new #fetch_with_retry to wrap the
     # old one aliased as #fetch_without_retry.
-    alias_method :fetch_without_retry, :fetch
-    alias_method :fetch, :fetch_with_retry
+    alias fetch_without_retry fetch
+    alias fetch fetch_with_retry
   end
-end
+end

config/initializers/simple_form.rb

@@ -5,8 +5,7 @@ SimpleForm.setup do |config|
   # wrapper, change the order or even add your own to the
   # stack. The options given below are used to wrap the
   # whole input.
-  config.wrappers :default, class: :input,
-    hint_class: :field_with_hint, error_class: :field_with_errors do |b|
+  config.wrappers :default, class: :input, hint_class: :field_with_hint, error_class: :field_with_errors do |b|
     ## Extensions enabled by default
     # Any of these extensions can be disabled for a
     # given input by passing: `f.input EXTENSION_NAME => false`.

config/initializers/unicorn.rb

@@ -2,6 +2,6 @@
 # This is needed when using Unicorn and preload_app is not set to true.
 # See https://newrelic.com/docs/ruby/no-data-with-unicorn
 if defined? ::NewRelic
-  ::NewRelic::Agent.manual_start()
+  ::NewRelic::Agent.manual_start
   ::NewRelic::Agent.after_fork(:force_reconnect => true)
 end