esbuild-gas-plugin/esm/deps/deno.land/std@0.190.0/io/slice_long_to_bytes.js

esbuild plugin for Google Apps Script.

// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
// This module is browser compatible.
/**
 * Slice number into 64bit big endian byte array
 * @param d The number to be sliced
 * @param dest The sliced array
 */
export function sliceLongToBytes(d, dest = Array.from({ length: 8 })) {
    let big = BigInt(d);
    for (let i = 0; i < 8; i++) {
        dest[7 - i] = Number(big & 0xffn);
        big >>= 8n;
    }
    return dest;
}