Doc fix

lib/jsonrpc2.ex

@@ -2,11 +2,13 @@ defmodule JSONRPC2 do
   @moduledoc ~S"""
   `JSONRPC2` is an Elixir library for JSON-RPC 2.0.
 
-  It includes request and response utility modules, a transport-agnostic server handler, and a
+  It includes request and response utility modules, a transport-agnostic server handler, a
   line-based TCP server and client, which are based on [Ranch](https://github.com/ninenines/ranch)
-  and [shackle](https://github.com/lpgauth/shackle), respectively.
+  and [shackle](https://github.com/lpgauth/shackle), respectively, and a JSON-in-the-body HTTP(S)
+  server and client, based on [Plug](https://github.com/elixir-lang/plug) and
+  [hackney](https://github.com/benoitc/hackney), respectively.
 
-  ## Example
+  ## TCP Example
 
       # Define a handler
       defmodule Handler do
@@ -79,6 +81,59 @@ defmodule JSONRPC2 do
       Client.notify("Elixir")
       #=> You have been notified, Elixir!
 
+  ## HTTP Example
+
+      # Define a handler
+      defmodule Handler do
+        use JSONRPC2.Server.Handler
+
+        def handle_request("hello", [name]) do
+          "Hello, #{name}!"
+        end
+
+        def handle_request("hello2", %{"name" => name}) do
+          "Hello again, #{name}!"
+        end
+
+        def handle_request("notify", [name]) do
+          IO.puts "You have been notified, #{name}!"
+        end
+      end
+
+      # Start the server (this will usually go in your OTP application's start/2)
+      JSONRPC2.Servers.HTTP.http(Handler)
+
+      # Define the client
+      defmodule Client do
+        alias JSONRPC2.Clients.HTTP
+
+        @url "http://localhost:4000/"
+
+        def hello(name) do
+          HTTP.call(@url, "hello", [name])
+        end
+
+        def hello2(args) do
+          HTTP.call(@url, "hello2", Map.new(args))
+        end
+
+        def notify(name) do
+          HTTP.notify(@url, "notify", [name])
+        end
+      end
+
+      # Make a call with the client to the server
+      IO.inspect Client.hello("Elixir")
+      #=> {:ok, "Hello, Elixir!"}
+
+      # Make a call with the client to the server, using named args
+      IO.inspect Client.hello2(name: "Elixir")
+      #=> {:ok, "Hello again, Elixir!"}
+
+      # Notifications
+      Client.notify("Elixir")
+      #=> You have been notified, Elixir!
+
   ## Serializers
 
   Any module which conforms to the same API as Poison's `Poison.encode/1` and `Poison.decode/1` can