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-rw-r--r--packages/web3-wrapper/src/web3_wrapper.ts29
1 files changed, 19 insertions, 10 deletions
diff --git a/packages/web3-wrapper/src/web3_wrapper.ts b/packages/web3-wrapper/src/web3_wrapper.ts
index ea78f8801..dc634a57f 100644
--- a/packages/web3-wrapper/src/web3_wrapper.ts
+++ b/packages/web3-wrapper/src/web3_wrapper.ts
@@ -329,23 +329,29 @@ export class Web3Wrapper {
/**
* Fetch a specific Ethereum block without transaction data
* @param blockParam The block you wish to fetch (blockHash, blockNumber or blockLiteral)
- * @returns The requested block without transaction data
+ * @returns The requested block without transaction data, or undefined if block was not found
+ * (e.g the node isn't fully synced, there was a block re-org and the requested block was uncles, etc...)
*/
- public async getBlockAsync(blockParam: string | BlockParam): Promise<BlockWithoutTransactionData> {
+ public async getBlockIfExistsAsync(
+ blockParam: string | BlockParam,
+ ): Promise<BlockWithoutTransactionData | undefined> {
Web3Wrapper._assertBlockParamOrString(blockParam);
const encodedBlockParam = marshaller.marshalBlockParam(blockParam);
const method = utils.isHexStrict(blockParam) ? 'eth_getBlockByHash' : 'eth_getBlockByNumber';
const shouldIncludeTransactionData = false;
- const blockWithoutTransactionDataWithHexValues = await this._sendRawPayloadAsync<
+ const blockWithoutTransactionDataWithHexValuesOrNull = await this._sendRawPayloadAsync<
BlockWithoutTransactionDataRPC
>({
method,
params: [encodedBlockParam, shouldIncludeTransactionData],
});
- const blockWithoutTransactionData = marshaller.unmarshalIntoBlockWithoutTransactionData(
- blockWithoutTransactionDataWithHexValues,
- );
- return blockWithoutTransactionData;
+ let blockWithoutTransactionDataIfExists;
+ if (!_.isNull(blockWithoutTransactionDataWithHexValuesOrNull)) {
+ blockWithoutTransactionDataIfExists = marshaller.unmarshalIntoBlockWithoutTransactionData(
+ blockWithoutTransactionDataWithHexValuesOrNull,
+ );
+ }
+ return blockWithoutTransactionDataIfExists;
}
/**
* Fetch a specific Ethereum block with transaction data
@@ -376,8 +382,11 @@ export class Web3Wrapper {
*/
public async getBlockTimestampAsync(blockParam: string | BlockParam): Promise<number> {
Web3Wrapper._assertBlockParamOrString(blockParam);
- const { timestamp } = await this.getBlockAsync(blockParam);
- return timestamp;
+ const blockIfExists = await this.getBlockIfExistsAsync(blockParam);
+ if (_.isUndefined(blockIfExists)) {
+ throw new Error(`Failed to fetch block with blockParam: ${JSON.stringify(blockParam)}`);
+ }
+ return blockIfExists.timestamp;
}
/**
* Retrieve the user addresses available through the backing provider
@@ -539,7 +548,7 @@ export class Web3Wrapper {
}
// Immediately check if the transaction has already been mined.
let transactionReceipt = await this.getTransactionReceiptAsync(txHash);
- if (!_.isNull(transactionReceipt)) {
+ if (!_.isNull(transactionReceipt) && !_.isNull(transactionReceipt.blockNumber)) {
const logsWithDecodedArgs = _.map(
transactionReceipt.logs,
this.abiDecoder.tryToDecodeLogOrNoop.bind(this.abiDecoder),