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Code Issues Packages 1 Wiki Activity

fix(ext/kv): add missing getMany method (#18410)

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The `getMany` method was missing from the implementation of the
`Deno.Kv` class. This patch fixes it.
This commit is contained in:
Heyang Zhou 2023-03-24 20:06:27 +08:00 committed by GitHub
parent 275dee60e7
commit 94ef428b56
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2 changed files with 40 additions and 0 deletions
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10
cli/tests/unit/kv_test.ts
View file

@ -548,6 +548,16 @@ async function setupData(db: Deno.Kv) {
.commit();
}
dbTest("get many", async (db) => {
await setupData(db);
const entries = await db.getMany([["b", "a"], ["a"], ["c"]]);
assertEquals(entries, [
{ key: ["b", "a"], value: 100, versionstamp: "00000000000000010000" },
{ key: ["a"], value: -1, versionstamp: "00000000000000010000" },
{ key: ["c"], value: null, versionstamp: null },
]);
});
dbTest("list prefix", async (db) => {
await setupData(db);
const entries = await collect(db.list({ prefix: ["a"] }));

30
ext/kv/01_db.ts
View file

@ -72,6 +72,36 @@ class Kv {
return deserializeValue(entries[0]);
}
async getMany(
keys: Deno.KvKey[],
opts?: { consistency?: Deno.KvConsistencyLevel },
): Promise<Deno.KvEntry[]> {
keys = keys.map(convertKey);
const ranges: RawKvEntry[][] = await core.opAsync(
"op_kv_snapshot_read",
this.#rid,
keys.map((key) => [
null,
key,
null,
1,
false,
null,
]),
opts?.consistency ?? "strong",
);
return ranges.map((entries, i) => {
if (!entries.length) {
return {
key: keys[i],
value: null,
versionstamp: null,
};
}
return deserializeValue(entries[0]);
});
}
async set(key: Deno.KvKey, value: unknown) {
key = convertKey(key);
value = serializeValue(value);