update: item interface discount ratio, add input name

2019-09-27 11:31:46 +03:00
parent 4dbfec8cec
commit 3f653e7209
9 changed files with 9 additions and 9 deletions
--- a/interfaces/08-promoted-methods/list.go
+++ b/interfaces/08-promoted-methods/list.go
@ -11,7 +11,7 @@ import "fmt"

 type item interface {
 	print()
-	discount(float64)
+	discount(ratio float64)
 }

 type list []item