Improve error message.

Arvados-DCO-1.1-Signed-off-by: Tom Clegg <tom@tomclegg.ca>

diff --git a/stats.go b/stats.go
index 62fb17d4fdb2b9dbd7425aeb8faa72f0a3b1654f..518cd132ac2adeb45aedd14dd1d8bbb433c1bb5e 100644 (file)
--- a/stats.go
+++ b/stats.go
@@ -136,7 +136,7 @@ func (cmd *stats) doStats(input io.Reader, output io.Writer) error {
                if err == io.EOF {
                        break
                } else if err != nil {
-                       return err
+                       return fmt.Errorf("gob decode: %w", err)
                }
                ret.Genomes += len(ent.CompactGenomes)
                ret.TileVariants += len(ent.TileVariants)