reg prints balance per xaction now

src/ledger/transaction.go

@@ -42,6 +42,26 @@ func (deltas Deltas) Transactions() Transactions {
 	return result
 }
 
+func (transactions Transactions) NotLike(like ...Like) Transactions {
+	result := make(Transactions, 0, len(transactions))
+	for _, transaction := range transactions {
+		if matching := (Deltas)(transaction).Like(like...); len(matching) == 0 {
+			result = append(result, transaction)
+		}
+	}
+	return result
+}
+
+func (transactions Transactions) Like(like ...Like) Transactions {
+	result := make(Transactions, 0, len(transactions))
+	for _, transaction := range transactions {
+		if matching := (Deltas)(transaction).Like(like...); len(matching) > 0 {
+			result = append(result, transaction)
+		}
+	}
+	return result
+}
+
 func (transaction Transaction) Payee() string {
 	balances := Deltas(transaction).Balances()