@oazmi/build-tools
Version:
general deno build tool scripts which I practically use in all of my typescript repos
18 lines (17 loc) • 609 B
JavaScript
// Copyright 2018-2024 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
*
* @deprecated (will be removed after 1.0.0) Use the {@link https://developer.mozilla.org/en-US/docs/Web/API/Streams_API | Web Streams API} instead.
*/
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;
}