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fix(node/sync): fail fast if L2CrossDomainMessenger ABI fails to parse #1018

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fix(node/sync): fail fast if L2CrossDomainMessenger ABI fails to parse #1018

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9 changes: 9 additions & 0 deletions node/sync/deposit_log.go
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,15 @@ var (
L2CrossDomainMessengerABI, _ = bindings.L2CrossDomainMessengerMetaData.GetAbi()
)

// init fails fast at startup if the generated L2CrossDomainMessenger ABI cannot
// be parsed, instead of letting the dropped error above surface later as an
// obscure nil-dereference the first time L2CrossDomainMessengerABI is used.
func init() {
if _, err := bindings.L2CrossDomainMessengerMetaData.GetAbi(); err != nil {
panic(fmt.Sprintf("parse L2CrossDomainMessenger ABI: %v", err))
}
}

func L1MessageTxFromEvent(event *bindings.L1MessageQueueWithGasPriceOracleQueueTransaction) eth.L1MessageTx {
return eth.L1MessageTx{
QueueIndex: event.QueueIndex,
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