howeyc further reduced

ledger/delta.go

@@ -2,8 +2,6 @@ package ledger
 
 import (
 	"time"
-
-	"github.com/howeyc/ledger"
 )
 
 type Currency string
@@ -19,15 +17,6 @@ type Delta struct {
 	Currency Currency
 }
 
-func newDeltas(t *ledger.Transaction) []Delta {
-	result := make([]Delta, len(t.AccountChanges))
-	for i, a := range t.AccountChanges {
-		value, _ := a.Balance.Float64()
-		result[i] = newDelta(t.Date, a.Name, value)
-	}
-	return result
-}
-
 func newDelta(d time.Time, a string, v float64) Delta {
 	return Delta{
 		Date:     d,

ledger/file.go

@@ -21,7 +21,9 @@ func (file File) Deltas(like ...Like) ([]Delta, error) {
 	}
 	result := make([]Delta, 0, len(transactions)*2)
 	for _, transaction := range transactions {
-		for _, delta := range newDeltas(transaction) {
+		for _, acc := range transaction.AccountChanges {
+			value, _ := acc.Balance.Float64()
+			delta := newDelta(transaction.Date, acc.Name, value)
 			if !likes(like).all(delta) {
 				continue
 			}