stargate: Add logs helper

packages/stargate/src/index.ts

@@ -1,5 +1,6 @@
 export * as codec from "./codec";
 export { getMsgType, getMsgTypeUrl } from "./encoding";
+export { parseRawLog } from "./logs";
 export {
   AuthExtension,
   BankExtension,

packages/stargate/src/logs.ts

@@ -0,0 +1,11 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+import { logs } from "@cosmjs/launchpad";
+
+export function parseRawLog(input = "[]"): readonly logs.Log[] {
+  const logsToParse = JSON.parse(input).map(({ events }: { events: readonly unknown[] }, i: number) => ({
+    msg_index: i,
+    events,
+    log: "",
+  }));
+  return logs.parseLogs(logsToParse);
+}

packages/stargate/types/index.d.ts

@@ -1,5 +1,6 @@
 export * as codec from "./codec";
 export { getMsgType, getMsgTypeUrl } from "./encoding";
+export { parseRawLog } from "./logs";
 export {
   AuthExtension,
   BankExtension,

packages/stargate/types/logs.d.ts

@@ -0,0 +1,2 @@
+import { logs } from "@cosmjs/launchpad";
+export declare function parseRawLog(input?: string): readonly logs.Log[];