go fmt

hash.go

@@ -1,21 +1,25 @@
 package main
 
 import (
+	"crypto/sha256"
+	"fmt"
 	"io"
 	"os"
-	"fmt"
-	"crypto/sha256"
 )
 
 func HashFile(filename string) (string, error) {
 	hashfn := sha256.New()
 
 	infile, err := os.Open(filename)
-	if err != nil { return "", err }
+	if err != nil {
+		return "", err
+	}
 	defer infile.Close()
 
 	_, err = io.Copy(hashfn, infile)
-	if err != nil { return "", err }
+	if err != nil {
+		return "", err
+	}
 
 	return fmt.Sprintf("%x", hashfn.Sum(nil)), nil
 }