thejonanshow · May 12, 2020 09:06 · May 12, 2020 · May 12, 2020 · May 12, 2020
diff --git a/config.ru b/config.ru
@@ -19,9 +19,8 @@ class First
     body1 = Second.new(@app).call(env).last
     body2 = AlsoSecond.new(@app).call(env).last
 
-    @app.call(env).tap do |result|
-      result[-1] = [body2, body1, result.last].flatten
-    end
+    status, headers, body = @app.call(env)
+    [status, headers, body2 + body1 + body]
   end
 end
 

diff --git a/middleware.rb → config.ru b/middleware.rb → config.ru
@@ -4,7 +4,7 @@ class Application
   def call(env)
     status = 200
     headers = { "Content-Type" => "text/html" }
-    body = ["WE DID IT! WHY?"]
+    body = ["<h1>WHY?</h1>"]
 
     [status, headers, body]
   end
@@ -16,11 +16,12 @@ def initialize(app)
   end
 
   def call(env)
-    status, headers, body1 = Second.new(@app).call(env)
-    status, headers, body2 = AlsoSecond.new(@app).call(env)
-    status, headers, body0 = @app.call(env)
+    body1 = Second.new(@app).call(env).last
+    body2 = AlsoSecond.new(@app).call(env).last
 
-    [status, headers, body0 + body1 + body2]
+    @app.call(env).tap do |result|
+      result[-1] = [body2, body1, result.last].flatten
+    end
   end
 end
 
@@ -31,7 +32,7 @@ def initialize(app)
 
   def call(env)
     status, headers, body = @app.call(env)
-    [status, headers, ["\tSecond"]]
+    [status, headers, ["<h2>Why Justin</h2>"]]
   end
 end
 
@@ -42,7 +43,7 @@ def initialize(app)
 
   def call(env)
     status, headers, body = @app.call(env)
-    [status, headers, ["\tAlsoSecond"]]
+    [status, headers, ["<h3>WHY?</h3>"]]
   end
 end
 

diff --git a/middleware.rb b/middleware.rb
@@ -0,0 +1,50 @@
+require "rack"
+
+class Application
+  def call(env)
+    status = 200
+    headers = { "Content-Type" => "text/html" }
+    body = ["WE DID IT! WHY?"]
+
+    [status, headers, body]
+  end
+end
+
+class First
+  def initialize(app)
+    @app = app
+  end
+
+  def call(env)
+    status, headers, body1 = Second.new(@app).call(env)
+    status, headers, body2 = AlsoSecond.new(@app).call(env)
+    status, headers, body0 = @app.call(env)
+
+    [status, headers, body0 + body1 + body2]
+  end
+end
+
+class Second
+  def initialize(app)
+    @app = app
+  end
+
+  def call(env)
+    status, headers, body = @app.call(env)
+    [status, headers, ["\tSecond"]]
+  end
+end
+
+class AlsoSecond
+  def initialize(app)
+    @app = app
+  end
+
+  def call(env)
+    status, headers, body = @app.call(env)
+    [status, headers, ["\tAlsoSecond"]]
+  end
+end
+
+use First
+run Application.new