Type Alias BigInt64

BigInt64: ExtendBrand<ChangeBaseBrand<Int, bigint>, "BigInt64">

Branded bigint type for 64-bit signed integers. Represents values that can be stored in a BigInt64Array.

Example

const toBigInt64 = (x: bigint): BigInt64 => {
  const min = -(2n ** 63n);
  const max = 2n ** 63n - 1n;
  if (x >= min && x <= max) return x as BigInt64;
  throw new Error('Out of BigInt64 range');
};