add debug_traceCall method

ethrpc/ethrpc.go

@@ -16,6 +16,7 @@ import (
 	"github.com/0xsequence/ethkit/go-ethereum/accounts/abi/bind"
 	"github.com/0xsequence/ethkit/go-ethereum/common"
 	"github.com/0xsequence/ethkit/go-ethereum/core/types"
+	"github.com/0xsequence/ethkit/go-ethereum/eth/tracers"
 	"github.com/goware/breaker"
 	"github.com/goware/logger"
 	"github.com/goware/superr"
@@ -383,6 +384,12 @@ func (p *Provider) EstimateGas(ctx context.Context, msg ethereum.CallMsg) (uint6
 	return result, err
 }
 
+func (p *Provider) DebugTraceCall(ctx context.Context, msg ethereum.CallMsg, blockNum *big.Int, config tracers.TraceConfig) (json.RawMessage, error) {
+	var result json.RawMessage
+	err := p.Do(ctx, DebugTraceCall(msg, blockNum, config).Into(&result))
+	return result, err
+}
+
 // SubscribeFilterLogs is stubbed below so we can adhere to the bind.ContractBackend interface.
 func (p *Provider) SubscribeFilterLogs(ctx context.Context, query ethereum.FilterQuery, ch chan<- types.Log) (ethereum.Subscription, error) {
 	return nil, fmt.Errorf("ethrpc: method is unavailable")

ethrpc/methods.go

@@ -10,6 +10,7 @@ import (
 	"github.com/0xsequence/ethkit/go-ethereum/common"
 	"github.com/0xsequence/ethkit/go-ethereum/common/hexutil"
 	"github.com/0xsequence/ethkit/go-ethereum/core/types"
+	"github.com/0xsequence/ethkit/go-ethereum/eth/tracers"
 	"github.com/0xsequence/ethkit/go-ethereum/rpc"
 )
 
@@ -301,6 +302,13 @@ func SuggestGasTipCap() CallBuilder[*big.Int] {
 	}
 }
 
+func DebugTraceCall(msg ethereum.CallMsg, blockNum *big.Int, config tracers.TraceConfig) CallBuilder[json.RawMessage] {
+	return CallBuilder[json.RawMessage]{
+		method: "debug_traceCall",
+		params: []any{toCallArg(msg), toBlockNumArg(blockNum), config},
+	}
+}
+
 type feeHistoryResult struct {
 	OldestBlock  *hexutil.Big     `json:"oldestBlock"`
 	Reward       [][]*hexutil.Big `json:"reward,omitempty"`

go-ethereum/eth/tracers/logger/config.go

@@ -0,0 +1,14 @@
+package logger
+
+import "github.com/0xsequence/ethkit/go-ethereum/params"
+
+type Config struct {
+	EnableMemory     bool // enable memory capture
+	DisableStack     bool // disable stack capture
+	DisableStorage   bool // disable storage capture
+	EnableReturnData bool // enable return data capture
+	Debug            bool // print output during capture end
+	Limit            int  // maximum length of output, but zero means unlimited
+	// Chain overrides, can be used to execute a trace using future fork rules
+	Overrides *params.ChainConfig `json:"overrides,omitempty"`
+}

go-ethereum/eth/tracers/tracers.go

@@ -0,0 +1,24 @@
+package tracers
+
+import (
+	"encoding/json"
+
+	"github.com/0xsequence/ethkit/go-ethereum/eth/tracers/logger"
+	"github.com/0xsequence/ethkit/go-ethereum/internal/ethapi"
+)
+
+type TraceCallConfig struct {
+	TraceConfig
+	StateOverrides *ethapi.StateOverride
+	BlockOverrides *ethapi.BlockOverrides
+}
+
+type TraceConfig struct {
+	*logger.Config
+	Tracer  *string
+	Timeout *string
+	Reexec  *uint64
+	// Config specific to given tracer. Note struct logger
+	// config are historically embedded in main object.
+	TracerConfig json.RawMessage
+}

go-ethereum/internal/ethapi/api.go

@@ -0,0 +1,26 @@
+package ethapi
+
+import (
+	"github.com/0xsequence/ethkit/go-ethereum/common"
+	"github.com/0xsequence/ethkit/go-ethereum/common/hexutil"
+)
+
+type OverrideAccount struct {
+	Nonce     *hexutil.Uint64              `json:"nonce"`
+	Code      *hexutil.Bytes               `json:"code"`
+	Balance   **hexutil.Big                `json:"balance"`
+	State     *map[common.Hash]common.Hash `json:"state"`
+	StateDiff *map[common.Hash]common.Hash `json:"stateDiff"`
+}
+
+type StateOverride map[common.Address]OverrideAccount
+
+type BlockOverrides struct {
+	Number     *hexutil.Big
+	Difficulty *hexutil.Big
+	Time       *hexutil.Uint64
+	GasLimit   *hexutil.Uint64
+	Coinbase   *common.Address
+	Random     *common.Hash
+	BaseFee    *hexutil.Big
+}