test/support/app.rb in sinatra-subdomain-0.3.0 vs test/support/app.rb in sinatra-subdomain-0.4.0

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 class App < Sinatra::Base
   register Sinatra::Subdomain
 
   subdomain :foo do
     get("/") { "set: #{subdomain}" }
@@ -13,11 +15,15 @@
 
   subdomain [:a, :b] do
     get("/") { "array: #{subdomain}" }
   end
 
-  subdomain /\A(c|d)\z/ do
+  subdomain(/\A(c|d)\z/) do
     get("/") { "regex: #{subdomain}" }
+  end
+
+  subdomain(->(actual) { actual == "e" }) do
+    get("/") { "proc: #{subdomain}" }
   end
 
   subdomain do
     get("/") { "any: #{subdomain}" }
     get("/about") { "any: about #{subdomain}" }