Remove dead code

This removes dead code (functions that aren't called) detected with
`deadcode`.

cmd/restic/cmd_dump.go

@@ -29,11 +29,6 @@ func init() {
 	}
 }
 
-func dumpIndex(r *repository.Repository, wr io.Writer) error {
-	fmt.Fprintln(wr, "foo")
-	return nil
-}
-
 func (cmd CmdDump) Usage() string {
 	return "[index|snapshots|trees|all]"
 }

cmd/restic/cmd_snapshots.go

@@ -7,19 +7,11 @@ import (
 	"os"
 	"sort"
 	"strings"
-	"time"
 
 	"github.com/restic/restic"
 	"github.com/restic/restic/backend"
 )
 
-const (
-	minute = 60
-	hour   = 60 * minute
-	day    = 24 * hour
-	week   = 7 * day
-)
-
 type Table struct {
 	Header string
 	Rows   [][]interface{}
@@ -55,23 +47,6 @@ func (t Table) Write(w io.Writer) error {
 
 const TimeFormat = "2006-01-02 15:04:05"
 
-func reltime(t time.Time) string {
-	sec := uint64(time.Since(t).Seconds())
-
-	switch {
-	case sec > week:
-		return t.Format(TimeFormat)
-	case sec > day:
-		return fmt.Sprintf("%d days ago", sec/day)
-	case sec > hour:
-		return fmt.Sprintf("%d hours ago", sec/hour)
-	case sec > minute:
-		return fmt.Sprintf("%d minutes ago", sec/minute)
-	default:
-		return fmt.Sprintf("%d seconds ago", sec)
-	}
-}
-
 type CmdSnapshots struct {
 	global *GlobalOptions
 }