tornado-packages/ethers.js
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Fix for networks with polling with non-consistent block and filter events (#4119).

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This commit is contained in:
Richard Moore 2023-06-05 22:08:43 -04:00
parent 56ed4e7380
commit 9b0e9920c0
1 changed files with 6 additions and 2 deletions
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8
src.ts/providers/subscriber-polling.ts
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@ -239,6 +239,7 @@ export class PollingEventSubscriber implements Subscriber {
const filter = copy(this.#filter); const filter = copy(this.#filter);
filter.fromBlock = this.#blockNumber + 1; filter.fromBlock = this.#blockNumber + 1;
filter.toBlock = blockNumber; filter.toBlock = blockNumber;
const logs = await this.#provider.getLogs(filter); const logs = await this.#provider.getLogs(filter);
// No logs could just mean the node has not indexed them yet, // No logs could just mean the node has not indexed them yet,
@ -250,10 +251,13 @@ export class PollingEventSubscriber implements Subscriber {
return; return;
} }
this.#blockNumber = blockNumber;
for (const log of logs) { for (const log of logs) {
this.#provider.emit(this.#filter, log); this.#provider.emit(this.#filter, log);
// Only advance the block number when logs were found to
// account for networks (like BNB and Polygon) which may
// sacrifice event consistency for block event speed
this.#blockNumber = log.blockNumber;
} }
} }