parse.js 612 B

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  1. import validate from './validate.js';
  2. function parse(uuid) {
  3. if (!validate(uuid)) {
  4. throw TypeError('Invalid UUID');
  5. }
  6. let v;
  7. return Uint8Array.of((v = parseInt(uuid.slice(0, 8), 16)) >>> 24, (v >>> 16) & 0xff, (v >>> 8) & 0xff, v & 0xff, (v = parseInt(uuid.slice(9, 13), 16)) >>> 8, v & 0xff, (v = parseInt(uuid.slice(14, 18), 16)) >>> 8, v & 0xff, (v = parseInt(uuid.slice(19, 23), 16)) >>> 8, v & 0xff, ((v = parseInt(uuid.slice(24, 36), 16)) / 0x10000000000) & 0xff, (v / 0x100000000) & 0xff, (v >>> 24) & 0xff, (v >>> 16) & 0xff, (v >>> 8) & 0xff, v & 0xff);
  8. }
  9. export default parse;