feat(fast-usdc): cli deposit command (WIP)

packages/casting/test/net-access-fixture.js

@@ -163,6 +163,7 @@ export const captureIO = fetch => {
     const key = normalizeID(JSON.stringify(args));
     const resp = await fetch(...args);
     return {
+      ok: resp.ok,
       json: async () => {
         const data = await resp.json();
         web.set(key, data);

packages/fast-usdc/package.json

@@ -9,7 +9,7 @@
     "src"
   ],
   "bin": {
-    "fast-usdc": "./src/cli.js"
+    "fast-usdc": "./src/cli/index.js"
   },
   "scripts": {
     "build": "exit 0",
@@ -22,29 +22,42 @@
     "lint:eslint": "eslint ."
   },
   "devDependencies": {
+    "@agoric/casting": "^0.4.2",
     "@agoric/swingset-liveslots": "^0.10.2",
     "@agoric/vats": "^0.15.1",
-    "@agoric/zoe": "^0.26.2",
     "@agoric/zone": "^0.2.2",
+    "@endo/bundle-source": "^3.4.2",
+    "@fast-check/ava": "^2.0.1",
     "ava": "^5.3.0",
     "c8": "^9.1.0",
-    "ts-blank-space": "^0.4.1"
+    "ts-blank-space": "^0.4.1",
+    "mock-fs": "^5.4.1",
+    "@types/mock-fs": "4.13.4"
   },
   "dependencies": {
     "@agoric/ertp": "^0.16.2",
     "@agoric/internal": "^0.3.2",
     "@agoric/orchestration": "^0.1.0",
+    "@agoric/rpc": "^0.10.0",
     "@agoric/store": "^0.9.2",
     "@agoric/vow": "^0.1.0",
+    "@agoric/zoe": "^0.26.2",
+    "@cosmjs/proto-signing": "^0.32.4",
+    "@cosmjs/stargate": "^0.32.4",
     "@endo/common": "^1.2.7",
     "@endo/errors": "^1.2.7",
     "@endo/eventual-send": "^1.2.7",
     "@endo/far": "^1.1.8",
+    "@endo/init": "^1.1.6",
     "@endo/marshal": "^1.6.1",
     "@endo/pass-style": "^1.4.6",
     "@endo/patterns": "^1.4.6",
     "@endo/promise-kit": "^1.1.7",
-    "commander": "^12.1.0"
+    "agoric": "^0.21.1",
+    "axios": "^1.7.7",
+    "bech32": "^2.0.0",
+    "commander": "^12.1.0",
+    "ethers": "^6.13.4"
   },
   "ava": {
     "extensions": {
@@ -59,8 +72,8 @@
       "--no-warnings"
     ],
     "require": [
-      "@endo/init/debug.js"
+      "@endo/init/legacy.js"
     ],
     "timeout": "20m"
   }
-}
+}

packages/fast-usdc/src/cli/chain-watcher.js

@@ -0,0 +1,18 @@
+import { unmarshalFromVstorage } from '@agoric/internal/src/marshal.js';
+import { makeClientMarshaller } from './marshal-tables.js';
+
+// TODO: refactor overlap with makeAgoricChainWatcher
+/** @param {ReturnType<typeof import('./vstorage-client').makeVStorage>} vs */
+export const makeWatcher = vs => {
+  const m = makeClientMarshaller();
+
+  /** @param {string} path */
+  const queryOnce = async path => {
+    const { value: serialized } = await vs.readStorage(path);
+    assert.string(serialized);
+    const aKey = 'aKey';
+    const data = new Map([[aKey, serialized]]);
+    return unmarshalFromVstorage(data, aKey, m.fromCapData, -1);
+  };
+  return harden({ queryOnce, marshaller: m });
+};