proxy: values

src/cell.ts

@@ -110,13 +110,13 @@ abstract class SubscribeBench<V> {
     // console.log(`Cell ${this.name}: `, `subscriber  ${id} registered`);
     const subscriber: [(value: V) => void, number] = [run, id];
     this._subscribers.push(subscriber);
+    // returns an unsubscribe function
     return () => {
       // console.log({
       //   cell: this.name,
       //   subscriber: id,
       //   unsubscribeOccurrences: this._subscribers.map((f) => f[0] === run),
       // });
-      // returns an unsubscribe function
       const index = this._subscribers.indexOf(subscriber);
       if (index !== -1) this._subscribers.splice(index, 1);
     };

src/proxy.ts

@@ -280,4 +280,15 @@ export class SheetProxy {
     this._sheet.collect(...this._list);
     this._list = [];
   }
+
+  /**
+   * @todo transaction semantics
+   */
+  async values<In extends AnyCell<unknown>[]>(
+    ...l: In
+  ): Promise<{ [K in keyof In]: In[K] extends AnyCell<infer T> ? T : never }> {
+    return Promise.all(l.map((cell) => cell.consolidatedValue)) as Promise<{
+      [K in keyof In]: In[K] extends AnyCell<infer T> ? T : never;
+    }>;
+  }
 }