11 lines
842 B
JavaScript
11 lines
842 B
JavaScript
import parse from './parse.js';
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import { unsafeStringify } from './stringify.js';
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export default function v1ToV6(uuid) {
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const v1Bytes = typeof uuid === 'string' ? parse(uuid) : uuid;
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const v6Bytes = _v1ToV6(v1Bytes);
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return typeof uuid === 'string' ? unsafeStringify(v6Bytes) : v6Bytes;
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}
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function _v1ToV6(v1Bytes) {
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return Uint8Array.of(((v1Bytes[6] & 0x0f) << 4) | ((v1Bytes[7] >> 4) & 0x0f), ((v1Bytes[7] & 0x0f) << 4) | ((v1Bytes[4] & 0xf0) >> 4), ((v1Bytes[4] & 0x0f) << 4) | ((v1Bytes[5] & 0xf0) >> 4), ((v1Bytes[5] & 0x0f) << 4) | ((v1Bytes[0] & 0xf0) >> 4), ((v1Bytes[0] & 0x0f) << 4) | ((v1Bytes[1] & 0xf0) >> 4), ((v1Bytes[1] & 0x0f) << 4) | ((v1Bytes[2] & 0xf0) >> 4), 0x60 | (v1Bytes[2] & 0x0f), v1Bytes[3], v1Bytes[8], v1Bytes[9], v1Bytes[10], v1Bytes[11], v1Bytes[12], v1Bytes[13], v1Bytes[14], v1Bytes[15]);
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}
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