Fix examples

examples/daemons-kafka/daemons/number_printer.go

@@ -14,8 +14,8 @@ type NumberPrinter struct {
 
 // Startup sets up panic handler and starts enqueuing number printing jobs.
 func (n *NumberPrinter) Startup() {
-	n.HandlePanics(func(err interface{}) {
-		n.Logf("Oh, crap! There was a panic, take a look: %v", err)
+	n.HandlePanics(func(err error) {
+		n.Logf("Oh, crap! There was a panic, take a look: %s", err.Error())
 	})
 
 	n.LimitRate(3, time.Second)

examples/daemons-kafka/daemons/price_consumer.go

@@ -3,12 +3,12 @@ package daemons
 import (
 	"time"
 
-	"github.com/localhots/shezmu"
+	"github.com/localhots/shezmu/consumer"
 )
 
 // PriceConsumer consumes price update messages and prints them to the console.
 type PriceConsumer struct {
-	shezmu.BaseDaemon
+	consumer.Consumer
 }
 
 // PriceUpdate describes a price update message.

examples/daemons-kafka/kafka/kafka.go

@@ -9,7 +9,7 @@ import (
 	"sync"
 
 	"github.com/Shopify/sarama"
-	"github.com/localhots/shezmu"
+	"github.com/localhots/shezmu/consumer"
 )
 
 // ConsumerState contains data that is required to create a Kafka consumer.
@@ -70,8 +70,8 @@ func Shutdown() {
 	}
 }
 
-// Subscribe creates a shezmu.Streamer implementation for Kafka messaging queue.
-func (s Subscriber) Subscribe(consumerName, topic string) shezmu.Streamer {
+// Subscribe creates a consumer.Streamer implementation for Kafka messaging queue.
+func (s Subscriber) Subscribe(consumerName, topic string) consumer.Streamer {
 	c, ok := consumers[consumerName]
 	if !ok {
 		panic(fmt.Errorf("Consumer %q has no config", consumerName))

examples/daemons-kafka/main.go

@@ -8,8 +8,8 @@ import (
 	"syscall"
 
 	"github.com/localhots/shezmu"
-	"github.com/localhots/shezmu/example/daemons"
-	"github.com/localhots/shezmu/example/kafka"
+	"github.com/localhots/shezmu/examples/daemons-kafka/daemons"
+	"github.com/localhots/shezmu/examples/daemons-kafka/kafka"
 	"github.com/localhots/shezmu/server"
 	"github.com/localhots/shezmu/stats"
 )
@@ -31,7 +31,6 @@ func main() {
 	server.Start()
 
 	s := shezmu.Summon()
-	s.Subscriber = kafka.Subscriber{}
 	s.DaemonStats = stats.NewGroup(statsLogger, statsServer)
 
 	s.AddDaemon(&daemons.NumberPrinter{})