@jollytoad/store-deno-kv@0.4.0

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import { getDenoKv } from "jsr:@jollytoad/store-deno-kv/get-deno-kv";
import * as store from "jsr:@jollytoad/store";

// Set the delegate store, try changing this to "jsr:@jollytoad/store-deno-fs"
store.setStore(import("jsr:@jollytoad/store-deno-kv"));

const kv = await getDenoKv(store, ["foo"]);

const key = ["foo", "counter"];

if (kv) {
  // we can do an atomic increment...
  kv.atomic()
    .mutate({ type: "sum", key, value: new Deno.KvU64(1n) })
    .commit();
} else {
  // otherwise fallback to a risky, get and set...
  await store.setItem(key, (await store.getItem<number>(key) ?? 0) + 1);
}