Add handlers.go

This keeps the HTTP handlers in a separate file which registers the
routes in an init() function.

The main execution flow is still maintained in a now minimal main.go.

2 files changed, 19 insertions, 14 deletions

diff --git a/handlers.go b/handlers.go
new file mode 100644
index 0000000..0f6593f
--- /dev/null
+++ b/handlers.go
@@ -0,0 +1,19 @@
+package main
+
+import (
+	"fmt"
+	"net/http"
+)
+
+func init() {
+	router.HandleFunc("/", hello)
+	router.HandleFunc("/version", version)
+}
+
+func hello(w http.ResponseWriter, r *http.Request) {
+	fmt.Fprintln(w, "Hello world!")
+}
+
+func version(w http.ResponseWriter, r *http.Request) {
+	fmt.Fprint(w, versionTxt)
+}
diff --git a/main.go b/main.go
index eeb9dc3..d9c4580 100644
--- a/main.go
+++ b/main.go
@@ -2,7 +2,6 @@ package main
 
 import (
 	_ "embed"
-	"fmt"
 	"log"
 	"os"
 	"os/signal"
@@ -23,11 +22,6 @@ const (
 var versionTxt string
 var router *mux.Router = mux.NewRouter()
 
-func init() {
-	router.HandleFunc("/", hello)
-	router.HandleFunc("/version", version)
-}
-
 func main() {
 	run()
 }
@@ -49,14 +43,6 @@ func run() {
 	await(syscall.SIGTERM, syscall.SIGINT)
 }
 
-func hello(w http.ResponseWriter, r *http.Request) {
-	fmt.Fprintln(w, "Hello world!")
-}
-
-func version(w http.ResponseWriter, r *http.Request) {
-	fmt.Fprint(w, versionTxt)
-}
-
 func await(signals ...syscall.Signal) {
 	listener := make(chan os.Signal, 1)
 	for _, s := range signals {