remove GetL2ParentHashes

eth/taiko_api_backend.go

@@ -90,20 +90,6 @@ func (s *TaikoAPIBackend) TxPoolContent(
 	)
 }
 
-// Get L2ParentHashes retrieves the preceding 256 parent hashes given a block number.
-func (s *TaikoAPIBackend) GetL2ParentHashes(blockID uint64) ([]common.Hash, error) {
-	var hashes []common.Hash
-	headers, err := s.GetL2ParentHeaders(blockID)
-	if err != nil {
-		return nil, err
-	}
-
-	for _, x := range headers {
-		hashes = append(hashes, x.Hash())
-	}
-	return hashes, nil
-}
-
 // Get L2ParentBlocks retrieves the preceding 256 parent blocks given a block number.
 func (s *TaikoAPIBackend) GetL2ParentHeaders(blockID uint64) ([]*types.Header, error) {
 	var headers []*types.Header

ethclient/taiko_api.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"math/big"
 
-	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/common/hexutil"
 	"github.com/ethereum/go-ethereum/core/rawdb"
 )
@@ -31,16 +30,6 @@ func (ec *Client) L1OriginByID(ctx context.Context, blockID *big.Int) (*rawdb.L1
 	return res, nil
 }
 
-func (ec *Client) GetL2ParentHashes(ctx context.Context, blockID uint64) ([]common.Hash, error) {
-	var res []common.Hash
-
-	if err := ec.c.CallContext(ctx, &res, "taiko_getL2ParentHashes", blockID); err != nil {
-		return nil, err
-	}
-
-	return res, nil
-}
-
 func (ec *Client) GetL2ParentHeaders(ctx context.Context, blockID uint64) ([]map[string]interface{}, error) {
 	var res []map[string]interface{}
 

ethclient/taiko_api_test.go

@@ -104,31 +104,6 @@ func TestL1OriginByID(t *testing.T) {
 	require.Equal(t, testL1Origin, l1OriginFound)
 }
 
-func TestGetL2ParentHashes(t *testing.T) {
-	ec, blocks, _ := newTaikoAPITestClient(t)
-
-	hashes, err := ec.GetL2ParentHashes(context.Background(), common.Big3.Uint64())
-	require.Nil(t, err)
-
-	log.Info("hashes", "a", hashes)
-	require.Equal(t, 3, len(hashes))
-	require.Equal(t, blocks[0].Hash(), hashes[0])
-	require.Equal(t, blocks[1].Hash(), hashes[1])
-	require.Equal(t, blocks[2].Hash(), hashes[2])
-
-	hashes, err = ec.GetL2ParentHashes(context.Background(), common.Big2.Uint64())
-	require.Nil(t, err)
-
-	require.Equal(t, 2, len(hashes))
-	require.Equal(t, blocks[0].Hash(), hashes[0])
-	require.Equal(t, blocks[1].Hash(), hashes[1])
-
-	hashes, err = ec.GetL2ParentHashes(context.Background(), common.Big0.Uint64())
-	require.Nil(t, err)
-
-	require.Equal(t, 0, len(hashes))
-}
-
 func TestGetL2ParentBlocks(t *testing.T) {
 	ec, blocks, _ := newTaikoAPITestClient(t)