feat(zone): asyncFlow

Agoric · Mar 21, 2024 · 00ae6ae · 00ae6ae
1 parent 2a16ddd
commit 00ae6ae
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Showing 28 changed files with 2,340 additions and 20 deletions.
diff --git a/packages/SwingSet/src/controller/initializeKernel.js b/packages/SwingSet/src/controller/initializeKernel.js
@@ -210,7 +210,7 @@ export async function initializeKernel(config, kernelStorage, options = {}) {
       serializeBodyFormat: 'smallcaps',
       // TODO Temporary hack.
       // See https://github.com/Agoric/agoric-sdk/issues/2780
-      errorIdNum: 60000,
+      errorIdNum: 60_000,
     });
     const args = kunser(m.serialize(harden([vatObj0s, deviceObj0s])));
     const rootKref = exportRootObject(kernelKeeper, bootstrapVatID);

diff --git a/packages/SwingSet/src/devices/lib/deviceTools.js b/packages/SwingSet/src/devices/lib/deviceTools.js
@@ -74,11 +74,11 @@ export function buildSerializationTools(syscall, deviceName) {
   }
 
   const m = makeMarshal(convertValToSlot, convertSlotToVal, {
-    marshalName: `device:${deviceName}`,
+    marshalName: `deviceTools:${deviceName}`,
     serializeBodyFormat: 'smallcaps',
     // TODO Temporary hack.
     // See https://github.com/Agoric/agoric-sdk/issues/2780
-    errorIdNum: 60000,
+    errorIdNum: 40_000,
   });
 
   // for invoke(), these will unserialize the arguments, and serialize the

diff --git a/packages/SwingSet/src/kernel/deviceSlots.js b/packages/SwingSet/src/kernel/deviceSlots.js
@@ -107,7 +107,7 @@ export function makeDeviceSlots(
     serializeBodyFormat: 'smallcaps',
     // TODO Temporary hack.
     // See https://github.com/Agoric/agoric-sdk/issues/2780
-    errorIdNum: 50000,
+    errorIdNum: 50_000,
   });
 
   function PresenceHandler(importSlot) {

diff --git a/packages/swingset-liveslots/src/liveslots.js b/packages/swingset-liveslots/src/liveslots.js
@@ -564,7 +564,7 @@ function build(
     serializeBodyFormat: 'smallcaps',
     // TODO Temporary hack.
     // See https://github.com/Agoric/agoric-sdk/issues/2780
-    errorIdNum: 70000,
+    errorIdNum: 70_000,
     marshalSaveError: err =>
       // By sending this to `console.warn`, under cosmic-swingset this is
       // controlled by the `console` option given to makeLiveSlots.

diff --git a/packages/swingset-liveslots/src/watchedPromises.js b/packages/swingset-liveslots/src/watchedPromises.js
@@ -6,6 +6,7 @@ import { assert } from '@agoric/assert';
 import { initEmpty, M } from '@agoric/store';
 import { E } from '@endo/eventual-send';
 import { parseVatSlot } from './parseVatSlots.js';
+import { Fail } from '@endo/errors';
 
 /**
  * @template V
@@ -198,7 +199,10 @@ export function makeWatchedPromiseManager({
       const watcherVref = convertValToSlot(watcher);
       assert(watcherVref, 'invalid watcher');
       const { virtual, durable } = parseVatSlot(watcherVref);
-      assert(virtual || durable, 'promise watcher must be a virtual object');
+      virtual ||
+        durable ||
+        // separate line so easy to breakpoint on
+        Fail`promise watcher must be a virtual object`;
       if (watcher.onFulfilled) {
         assert.typeof(watcher.onFulfilled, 'function');
       }

diff --git a/packages/swingset-liveslots/tools/fakeVirtualSupport.js b/packages/swingset-liveslots/tools/fakeVirtualSupport.js
@@ -242,6 +242,9 @@ export function makeFakeLiveSlotsStuff(options = {}) {
 
   const marshal = makeMarshal(convertValToSlot, convertSlotToVal, {
     serializeBodyFormat: 'smallcaps',
+    marshalName: 'fakeLiveSlots',
+    errorIdNum: 80_000,
+    marshalSaveError: _err => {},
   });
 
   function registerEntry(baseRef, val, valIsCohort) {

diff --git a/packages/vow/src/index.js b/packages/vow/src/index.js
@@ -1,6 +1,7 @@
 // @ts-check
 export * from './tools.js';
 export { default as makeE } from './E.js';
+export { VowShape } from './vow-utils.js';
 
 // eslint-disable-next-line import/export
 export * from './types.js';
diff --git a/packages/vow/src/types.js b/packages/vow/src/types.js
@@ -122,3 +122,11 @@ export {};
  * @template [T=any]
  * @typedef {import('./types.js').ERef<T | import('./types.js').Vow<T>>} Specimen
  */
+
+/**
+ * @typedef {object} VowTools
+ * // TODO type according to prepareWatch returns
+ * @property {(specimenP:any, watcher?:any, watcherContext?:any) => Vow} watch
+ * @property {(specimenP:any, onFulfilled?:any, onRejected?:any) => Promise} when
+ * @property {() => VowKit} makeVowKit
+ */
diff --git a/packages/vow/src/vow-utils.js b/packages/vow/src/vow-utils.js
@@ -1,12 +1,21 @@
 // @ts-check
 import { E as basicE } from '@endo/eventual-send';
-import { getTag, passStyleOf } from '@endo/pass-style';
-
-// TODO: `isPassable` should come from @endo/pass-style
-import { isPassable } from '@agoric/base-zone';
+import { isPassable } from '@endo/pass-style';
+import { M, matches } from '@endo/patterns';
 
 export { basicE };
 
+export const VowShape = M.tagged(
+  'Vow',
+  M.splitRecord({
+    vowV0: M.remotable('VowV0'),
+  }),
+);
+
+export const isVow = specimen =>
+  isPassable(specimen) && matches(specimen, VowShape);
+harden(isVow);
+
 /**
  * A vow is a passable tagged as 'Vow'.  Its payload is a record with
  * API-versioned remotables.  payload.vowV0 is the API for the `watch` and
@@ -19,11 +28,7 @@ export { basicE };
  * @returns {import('./types').VowPayload<T> | undefined} undefined if specimen is not a vow, otherwise the vow's payload.
  */
 export const getVowPayload = specimen => {
-  const isVow =
-    isPassable(specimen) &&
-    passStyleOf(specimen) === 'tagged' &&
-    getTag(specimen) === 'Vow';
-  if (!isVow) {
+  if (!isVow(specimen)) {
     return undefined;
   }
 
@@ -32,3 +37,4 @@ export const getVowPayload = specimen => {
   );
   return vow.payload;
 };
+harden(getVowPayload);
diff --git a/packages/wallet/api/src/lib-dehydrate.js b/packages/wallet/api/src/lib-dehydrate.js
@@ -340,7 +340,7 @@ export const makeDehydrator = (initialUnnamedCount = 0) => {
       marshalName: 'hydration',
       // TODO Temporary hack.
       // See https://github.com/Agoric/agoric-sdk/issues/2780
-      errorIdNum: 30000,
+      errorIdNum: 30_000,
       serializeBodyFormat: 'smallcaps',
     },
   );

diff --git a/packages/zone/package.json b/packages/zone/package.json
@@ -19,6 +19,7 @@
   },
   "exports": {
     ".": "./src/index.js",
+    "./zone-helpers.js": "./zone-helpers.js",
     "./durable.js": "./durable.js",
     "./heap.js": "./heap.js",
     "./virtual.js": "./virtual.js"
@@ -28,13 +29,23 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@agoric/base-zone": "^0.1.0",
+    "@agoric/store": "^0.9.2",
+    "@agoric/vow": "^0.1.0",
     "@agoric/vat-data": "^0.5.2",
+    "@endo/common": "^1.1.0",
+    "@endo/errors": "^1.1.0",
+    "@endo/eventual-send": "^1.1.2",
     "@endo/far": "^1.0.4",
-    "@endo/pass-style": "^1.2.0"
+    "@endo/marshal": "^1.3.0",
+    "@endo/pass-style": "^1.2.0",
+    "@endo/patterns": "^1.2.0",
+    "@endo/promise-kit": "^1.0.4"
   },
   "devDependencies": {
     "@agoric/swingset-liveslots": "^0.10.2",
+    "@endo/env-options": "^1.1.1",
     "@endo/patterns": "^1.2.0",
+    "@endo/ses-ava": "^1.1.2",
     "ava": "^5.3.0"
   },
   "publishConfig": {