go vet stuff

api/reducers.go

@@ -45,8 +45,8 @@ func asfloat32(i interface{}) float32 {
 	case string:
 		f, err := strconv.ParseFloat(i.(string), 32)
 		if err != nil {
-			return float32(0)
 			log.Println(err)
+			return float32(0)
 		}
 		return float32(f)
 	}

http/serv.go

@@ -8,6 +8,7 @@ import (
 	"io"
 	"log"
 	"net/http"
+	_ "net/http/pprof"
 	"os"
 
 	"github.com/BurntSushi/toml"
@@ -143,7 +144,7 @@ func Server() {
 	cfg := args[0]
 
 	if !xopen.Exists(cfg) {
-		fmt.Errorf("config not found %s", cfg)
+		log.Fatalf("config not found %s", cfg)
 	}
 
 	var config shared.Config

vcfanno.go

@@ -8,6 +8,7 @@ import (
 	"io"
 	"log"
 	"os"
+	"runtime"
 	"strings"
 	"time"
 
@@ -24,10 +25,12 @@ const VERSION = "0.0.7"
 
 func main() {
 	fmt.Fprintf(os.Stderr, `
-vcfanno version %s
+=============================================
+vcfanno version %s [built with %s]
 
 see: https://github.com/brentp/vcfanno
-`, VERSION)
+=============================================
+`, VERSION, runtime.Version())
 
 	if len(os.Args) > 1 && os.Args[1] == "server" {
 		vhttp.Server()