fixing client init

src/ipc/client.cr

@@ -2,6 +2,23 @@
 class IPC::Client < IPC::Context
 	property server_fd : Int32?
 
+	# By default, this is a client.
+	def initialize(service_name : String)
+		super()
+		serverfd = 0
+
+		r = LibIPC.ipc_connection(self.pointer, service_name, pointerof(serverfd))
+		if r.error_code != 0
+			m = String.new r.error_message.to_slice
+			raise Exception.new "error during connection establishment: #{m}"
+		end
+
+		@server_fd = serverfd
+
+		# Very important as there are filesystem side-effects.
+		at_exit { close }
+	end
+
 	def read
 		unless (fd = @server_fd).nil?
 			message = LibIPC::Message.new
@@ -15,21 +32,4 @@ class IPC::Client < IPC::Context
 			raise "Client not connected to a server"
 		end
 	end
-
-	# By default, this is a client.
-	def initialize(service_name : String)
-		super()
-		serverfd = 0
-
-		r = LibIPC.ipc_connection(self.pointer, service_name, pointerof(serverfd))
-		if r.error_code != 0
-			m = String.new r.error_message.to_slice
-			raise Exception.new "error during connection establishment: #{m}"
-		end
-
-		@server_fd = server_fd
-
-		# Very important as there are filesystem side-effects.
-		at_exit { close }
-	end
 end

tests/pongc.cr

@@ -5,6 +5,7 @@ client = IPC::Client.new "pong"
 server_fd = client.server_fd
 
 if server_fd.nil?
+	puts "there is no server_fd!!"
 	exit 1
 end