state: drop unused noop structs

lmittmann · Jul 29, 2023 · fae2f79 · fae2f79
1 parent f5f7977
commit fae2f79
Showing 1 changed file with 0 additions and 68 deletions.
diff --git a/w3vm/state/util.go b/w3vm/state/util.go
@@ -9,8 +9,6 @@ import (
 	"testing"
 
 	"github.com/ethereum/go-ethereum/common"
-	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/trie"
 	"github.com/holiman/uint256"
 	"github.com/lmittmann/w3/internal/mod"
 	"github.com/lmittmann/w3/internal/module"
@@ -65,72 +63,6 @@ func (i uint256OrHash) MarshalText() ([]byte, error) {
 	return (*uint256.Int)(&i).MarshalText()
 }
 
-////////////////////////////////////////////////////////////////////////////////////////////////////
-// KeyValueStore ///////////////////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////////////////////////////////////
-
-// noopKeyValueStore implements a [ethdb.KeyValueStore] that does nothing.
-type noopKeyValueStore struct {
-	ethdb.KeyValueStore
-}
-
-// ethdb.KeyValueReader methods
-func (*noopKeyValueStore) Get(key []byte) ([]byte, error) { panic("not implemented") }
-func (*noopKeyValueStore) Has(key []byte) (bool, error)   { panic("not implemented") }
-
-// ethdb.KeyValueWriter methods
-func (*noopKeyValueStore) Put(key, value []byte) error { panic("not implemented") }
-func (*noopKeyValueStore) Delete(key []byte) error     { panic("not implemented") }
-
-// ethdb.KeyValueStater methods
-func (*noopKeyValueStore) Stat(property string) (string, error) { panic("not implemented") }
-
-// ethdb.Batcher methods
-func (*noopKeyValueStore) NewBatch() ethdb.Batch                 { return new(noopBatch) }
-func (*noopKeyValueStore) NewBatchWithSize(size int) ethdb.Batch { return new(noopBatch) }
-
-// ethdb.Iteratee methods
-func (noopKeyValueStore) NewIterator(prefix, start []byte) ethdb.Iterator {
-	panic("not implemented")
-}
-
-// eth.Compacter methods
-func (*noopKeyValueStore) Compact(start, limit []byte) error { panic("not implemented") }
-
-// ethdb.Snapshotter methods
-func (*noopKeyValueStore) Snapshot() int { panic("not implemented") }
-
-// io.Closer methods
-func (*noopKeyValueStore) Close() error { return nil }
-
-// noopBatch implements a [ethdb.Batch] that does nothing.
-type noopBatch struct {
-	ethdb.Batch
-}
-
-func (*noopBatch) Put(key, value []byte) error { return nil }
-func (*noopBatch) Delete(key []byte) error     { panic("not implemented") }
-
-func (*noopBatch) ValueSize() int                      { return 0 }
-func (*noopBatch) Write() error                        { return nil }
-func (*noopBatch) Reset()                              {}
-func (*noopBatch) Replay(w ethdb.KeyValueWriter) error { return nil }
-
-type noopNodeIterator struct {
-	trie.NodeIterator
-}
-
-func (*noopNodeIterator) Next(bool) bool                { return false }
-func (*noopNodeIterator) Error() error                  { return nil }
-func (*noopNodeIterator) Parent() common.Hash           { return hash0 }
-func (*noopNodeIterator) Path() []byte                  { return nil }
-func (*noopNodeIterator) NodeBlob() []byte              { return nil }
-func (*noopNodeIterator) Leaf() bool                    { return false }
-func (*noopNodeIterator) LeafKey() []byte               { return nil }
-func (*noopNodeIterator) LeafBlob() []byte              { return nil }
-func (*noopNodeIterator) LeafProof() [][]byte           { return nil }
-func (*noopNodeIterator) AddResolver(trie.NodeResolver) {}
-
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 // Testing  ////////////////////////////////////////////////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////////////////////////////////////