chore(release): 0.1.0-develop.8 [skip ci]

# [0.1.0-develop.8](https://git.lumeweb.com/LumeWeb/libethsync/compare/v0.1.0-develop.7...v0.1.0-develop.8) (2023-07-11)

CHANGELOG.md

@@ -1,3 +1,5 @@
+# [0.1.0-develop.8](https://git.lumeweb.com/LumeWeb/libethsync/compare/v0.1.0-develop.7...v0.1.0-develop.8) (2023-07-11)
+
 # [0.1.0-develop.7](https://git.lumeweb.com/LumeWeb/libethsync/compare/v0.1.0-develop.6...v0.1.0-develop.7) (2023-07-11)
 
 

npm-shrinkwrap.json

@@ -1,12 +1,12 @@
 {
     "name": "@lumeweb/libethclient",
-    "version": "0.1.0-develop.7",
+    "version": "0.1.0-develop.8",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "@lumeweb/libethclient",
-            "version": "0.1.0-develop.7",
+            "version": "0.1.0-develop.8",
             "dependencies": {
                 "@chainsafe/as-sha256": "^0.3.1",
                 "@chainsafe/bls": "7.1.1",

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@lumeweb/libethsync",
-    "version": "0.1.0-develop.7",
+    "version": "0.1.0-develop.8",
     "type": "module",
     "repository": {
         "type": "git",

src/node/client.ts

@@ -6,6 +6,7 @@ import { Bytes32, capella, LightClientUpdate } from "#types.js";
 import {
   consensusClient,
   deserializePubkeys,
+  getConsensusOptimisticUpdate,
   optimisticUpdateFromJSON,
   optimisticUpdateVerify,
 } from "#util.js";
@@ -87,16 +88,8 @@ export default class Client extends BaseClient {
   }
 
   protected async getLatestExecution(): Promise<ExecutionInfo | null> {
-    const resp = await axios.get(
-      `/eth/v1/beacon/light_client/optimistic_update`,
-    );
-
-    const updateJSON = resp.data;
-
-    if (!updateJSON) {
-      throw Error(`fetching optimistic update failed`);
-    }
-    const update = optimisticUpdateFromJSON(updateJSON.data);
+    const updateJSON = await getConsensusOptimisticUpdate();
+    const update = optimisticUpdateFromJSON(updateJSON);
     const verify = await optimisticUpdateVerify(
       this.latestCommittee as Uint8Array[],
       update,

src/node/index.ts

@@ -12,3 +12,4 @@ function createDefaultClient(beaconUrl: string): Client {
 
 export { Client, Prover, Store, createDefaultClient };
 export * from "#interfaces.js";
+export { getConsensusOptimisticUpdate, getCommitteeHash } from "#util.js";

src/util.ts

@@ -77,3 +77,15 @@ export function getCommitteeHash(committee: Uint8Array[]): Uint8Array {
 
 export const consensusClient = axios.create();
 axiosRetry(consensusClient, { retries: 3 });
+
+export async function getConsensusOptimisticUpdate() {
+  const resp = await consensusClient.get(
+    `/eth/v1/beacon/light_client/optimistic_update`,
+  );
+
+  const updateJSON = resp.data;
+
+  if (!updateJSON) {
+    throw Error(`fetching optimistic update failed`);
+  }
+}