if (!match) {

throw new Error(`Invalid shard spec '${value}' (expected N/TOTAL)`);

}

const index = Number.parseInt(match[1], 10);

const count = Number.parseInt(match[2], 10);

const index = Number(match[1]);

const count = Number(match[2]);

if (

!Number.isInteger(index) ||

!Number.isInteger(count) ||

!Number.isSafeInteger(index) ||

!Number.isSafeInteger(count) ||

index < 1 ||

count < 1 ||

index > count

);

expect(new Set(shardedLabels).size).toBe(BOUNDARY_CHECKS.length);

expect(() => parseShardSpec("5/4")).toThrow("Invalid shard spec");

expect(() => parseShardSpec("9007199254740993/9007199254740994")).toThrow("Invalid shard spec");

});

it("keeps the raw HTTP/2 import guard in source boundary checks", () => {