Removing redundant code

spec/kemal_handler_spec.cr

@@ -54,9 +54,9 @@ describe "Kemal::Handler" do
   it "parses POST body" do
     kemal = Kemal::Handler.new
     kemal.add_route "POST", "/" do |env|
-      name = env.request.params["name"]
-      age = env.request.params["age"]
-      hasan = env.request.params["hasan"]
+      name = env.params["name"]
+      age = env.params["age"]
+      hasan = env.params["hasan"]
       "Hello #{name} #{hasan} #{age}"
     end
     request = HTTP::Request.new("POST", "/?hasan=cemal", body: "name=kemal&age=99")

src/kemal/context.cr

@@ -1,7 +1,8 @@
 class Kemal::Context
   getter request
+  getter params
 
-  def initialize(@request)
+  def initialize(@request, @params)
   end
 
   def response
@@ -11,8 +12,4 @@ class Kemal::Context
   def response?
     @response
   end
-
-  def params
-    request.params
-  end
 end

src/kemal/handler.cr

@@ -34,8 +34,7 @@ class Kemal::Handler < HTTP::Handler
           end
         end
 
-        kemal_request = Request.new(request, params)
-        context = Context.new(kemal_request)
+        context = Context.new(request, params)
         begin
           body = route.handler.call(context).to_s
           content_type = context.response?.try(&.content_type) || "text/plain"

src/kemal/logger.cr

@@ -8,4 +8,8 @@ class Kemal::Logger
       @stream.puts message
     end
   {% end %}
+
+  def exception(e)
+      error "#{e.message}:\n\t#{e.backtrace.join("\n\t")}"
+  end
 end

src/kemal/request.cr

@@ -1,8 +0,0 @@
-class Kemal::Request
-  getter params
-
-  def initialize(@request, @params)
-  end
-
-  delegate body, @request
-end