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core/types/bal: improve the bal validation (#35110)
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rjl493456442 2026-06-05 10:44:41 +08:00 committed by GitHub
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core/types/bal/bal_encoding.go
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@ -178,6 +178,11 @@ func isStrictlySortedFunc[S ~[]E, E any](x S, cmp func(a, b E) int) bool {
// which are ordered ascending by transaction index and contain no duplicate
// modifications for a given index.
func (e *encodingSlotChanges) validate(maxBALIndex int) error {
// Each SlotChanges entry MUST contain at least one StorageChange.
if len(e.SlotChanges) == 0 {
return errors.New("empty slot changes")
}
// Each storage key MUST appear at most once in storage_changes per account.
if !isStrictlySortedFunc(e.SlotChanges, func(a, b encodingStorageWrite) int {
return cmp.Compare(a.BlockAccessIndex, b.BlockAccessIndex)
}) {