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eth: make tracing API errors more user friendly (#15589)

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This commit is contained in:
Michael Ruminer 2017-12-09 17:47:13 -05:00 committed by Felix Lange
parent bbfe0b8d04
commit 732f5468d3
1 changed files with 12 additions and 2 deletions
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10
eth/api.go
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@ -452,8 +452,13 @@ func (api *PrivateDebugAPI) traceBlock(block *types.Block, logConfig *vm.LogConf
} }
statedb, err := blockchain.StateAt(blockchain.GetBlock(block.ParentHash(), block.NumberU64()-1).Root()) statedb, err := blockchain.StateAt(blockchain.GetBlock(block.ParentHash(), block.NumberU64()-1).Root())
if err != nil { if err != nil {
switch err.(type) {
case *trie.MissingNodeError:
return false, structLogger.StructLogs(), fmt.Errorf("required historical state unavailable")
default:
return false, structLogger.StructLogs(), err return false, structLogger.StructLogs(), err
} }
}
receipts, _, usedGas, err := processor.Process(block, statedb, config) receipts, _, usedGas, err := processor.Process(block, statedb, config)
if err != nil { if err != nil {
@ -518,8 +523,13 @@ func (api *PrivateDebugAPI) TraceTransaction(ctx context.Context, txHash common.
} }
msg, context, statedb, err := api.computeTxEnv(blockHash, int(txIndex)) msg, context, statedb, err := api.computeTxEnv(blockHash, int(txIndex))
if err != nil { if err != nil {
switch err.(type) {
case *trie.MissingNodeError:
return nil, fmt.Errorf("required historical state unavailable")
default:
return nil, err return nil, err
} }
}
// Run the transaction with tracing enabled. // Run the transaction with tracing enabled.
vmenv := vm.NewEVM(context, statedb, api.config, vm.Config{Debug: true, Tracer: tracer}) vmenv := vm.NewEVM(context, statedb, api.config, vm.Config{Debug: true, Tracer: tracer})