Better exception output

1 files changed, 8 insertions, 0 deletions

diff --git a/util.go b/util.go
index 3e0ac6374..9fab27238 100644
--- a/util.go
+++ b/util.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"net/url"
+	"os"
 )
 
 func assert(cond bool, msg string) {
@@ -21,3 +22,10 @@ func check(e error) {
 		panic(e)
 	}
 }
+
+func exitOnError(err error) {
+	if err != nil {
+		os.Stderr.WriteString(err.Error())
+		os.Exit(1)
+	}
+}