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Use Math.pow for retry delay calculation #625

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5 changes: 5 additions & 0 deletions .changeset/flat-mice-hope.md
Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
'graphql-ws': patch
---

Use Math.pow for retry delay calculation
7 changes: 2 additions & 5 deletions src/client.ts
Original file line number Diff line number Diff line change
Expand Up @@ -464,14 +464,11 @@ export function createClient<
connectionAckWaitTimeout = 0,
retryAttempts = 5,
retryWait = async function randomisedExponentialBackoff(retries) {
let retryDelay = 1000; // start with 1s delay
for (let i = 0; i < retries; i++) {
retryDelay *= 2;
}
const retryDelaySeconds = Math.pow(2, retries);
await new Promise((resolve) =>
setTimeout(
resolve,
retryDelay +
retryDelaySeconds * 1000 +
// add random timeout from 300ms to 3s
Math.floor(Math.random() * (3000 - 300) + 300),
),
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