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cmd/evm: return json error if unmarshalling from stdin fails #22871

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Merged
merged 3 commits into from
May 17, 2021
Merged

cmd/evm: return json error if unmarshalling from stdin fails #22871

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776df8a
cmd/evm: return json error if unmarshalling from stdin fails
lightclient May 12, 2021
f1381b6
cmd/evm: make error capitalizations uniform (all lowercase starts)
lightclient May 12, 2021
19a9536
cmd/evm: capitalize error sent directly to stderror
lightclient May 14, 2021
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16 changes: 9 additions & 7 deletions cmd/evm/internal/t8ntool/transition.go
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Original file line number Diff line number Diff line change
Expand Up @@ -142,7 +142,9 @@ func Main(ctx *cli.Context) error {
// Figure out the prestate alloc
if allocStr == stdinSelector || envStr == stdinSelector || txStr == stdinSelector {
decoder := json.NewDecoder(os.Stdin)
decoder.Decode(inputData)
if err := decoder.Decode(inputData); err != nil {
return NewError(ErrorJson, fmt.Errorf("failed unmarshaling stdin: %v", err))
}
}
if allocStr != stdinSelector {
inFile, err := os.Open(allocStr)
Expand All @@ -152,7 +154,7 @@ func Main(ctx *cli.Context) error {
defer inFile.Close()
decoder := json.NewDecoder(inFile)
if err := decoder.Decode(&inputData.Alloc); err != nil {
return NewError(ErrorJson, fmt.Errorf("Failed unmarshaling alloc-file: %v", err))
return NewError(ErrorJson, fmt.Errorf("failed unmarshaling alloc-file: %v", err))
}
}
prestate.Pre = inputData.Alloc
Expand All @@ -167,7 +169,7 @@ func Main(ctx *cli.Context) error {
decoder := json.NewDecoder(inFile)
var env stEnv
if err := decoder.Decode(&env); err != nil {
return NewError(ErrorJson, fmt.Errorf("Failed unmarshaling env-file: %v", err))
return NewError(ErrorJson, fmt.Errorf("failed unmarshaling env-file: %v", err))
}
inputData.Env = &env
}
Expand All @@ -180,7 +182,7 @@ func Main(ctx *cli.Context) error {
// Construct the chainconfig
var chainConfig *params.ChainConfig
if cConf, extraEips, err := tests.GetChainConfig(ctx.String(ForknameFlag.Name)); err != nil {
return NewError(ErrorVMConfig, fmt.Errorf("Failed constructing chain configuration: %v", err))
return NewError(ErrorVMConfig, fmt.Errorf("failed constructing chain configuration: %v", err))
} else {
chainConfig = cConf
vmConfig.ExtraEips = extraEips
Expand All @@ -197,7 +199,7 @@ func Main(ctx *cli.Context) error {
defer inFile.Close()
decoder := json.NewDecoder(inFile)
if err := decoder.Decode(&txsWithKeys); err != nil {
return NewError(ErrorJson, fmt.Errorf("Failed unmarshaling txs-file: %v", err))
return NewError(ErrorJson, fmt.Errorf("failed unmarshaling txs-file: %v", err))
}
} else {
txsWithKeys = inputData.Txs
Expand All @@ -206,7 +208,7 @@ func Main(ctx *cli.Context) error {
signer := types.MakeSigner(chainConfig, big.NewInt(int64(prestate.Env.Number)))

if txs, err = signUnsignedTransactions(txsWithKeys, signer); err != nil {
return NewError(ErrorJson, fmt.Errorf("Failed signing transactions: %v", err))
return NewError(ErrorJson, fmt.Errorf("failed signing transactions: %v", err))
}

// Iterate over all the tests, run them and aggregate the results
Expand Down Expand Up @@ -277,7 +279,7 @@ func signUnsignedTransactions(txs []*txWithKey, signer types.Signer) (types.Tran
// This transaction needs to be signed
signed, err := types.SignTx(tx, signer, key)
if err != nil {
return nil, NewError(ErrorJson, fmt.Errorf("Tx %d: failed to sign tx: %v", i, err))
return nil, NewError(ErrorJson, fmt.Errorf("tx %d: failed to sign tx: %v", i, err))
}
signedTxs = append(signedTxs, signed)
} else {
Expand Down