cli: cover dimensions

1 files changed, 4 insertions, 0 deletions

diff --git a/cover.go b/cover.go
index 415e22a..e5ad857 100644
--- a/cover.go
+++ b/cover.go
@@ -80,6 +80,10 @@ func (cd *CoverDimensions) UnmarshalJSON(data []byte) error {
 	return nil
 }
 
+func (cd CoverDimensions) String() string {
+	return fmt.Sprintf("%0.3f x %0.3f %s", cd.Width, cd.Height, cd.Unit)
+}
+
 // CoverValidation contains the validation status of a cover file.
 type CoverValidation struct {
 	Id     uint