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fix: add getBlocksSince Connection method

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This commit is contained in:
Tyera Eulberg
2019-11-11 14:08:00 -05:00
committed by Michael Vines
parent df886a7a40
commit 086eb6f8b8
3 changed files with 63 additions and 2 deletions
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18
web3.js/src/connection.js
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@@ -365,6 +365,11 @@ const GetTotalSupplyRpcResult = jsonRpcResult('number');
*/
const GetMinimumBalanceForRentExemptionRpcResult = jsonRpcResult('number');
/**
* Expected JSON RPC response for the "getBlocksSince" message
*/
const GetBlocksSinceRpcResult = jsonRpcResult(struct.list(['number']));
/**
* Expected JSON RPC response for the "getRecentBlockhash" message
*/
@@ -853,6 +858,19 @@ export class Connection {
return res.result;
}
/**
* Fetch a list of rooted blocks from the cluster
*/
async getBlocksSince(slot: number): Promise<Array<number>> {
const unsafeRes = await this._rpcRequest('getBlocksSince', [slot]);
const res = GetBlocksSinceRpcResult(unsafeRes);
if (res.error) {
throw new Error(res.error.message);
}
assert(typeof res.result !== 'undefined');
return res.result;
}
/**
* Request an allocation of lamports to the specified account
*/