1 | import validate from './validate.js';
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2 |
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3 | function parse(uuid) {
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4 | if (!validate(uuid)) {
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5 | throw TypeError('Invalid UUID');
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6 | }
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7 |
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8 | let v;
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9 | const arr = new Uint8Array(16);
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10 |
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11 | arr[0] = (v = parseInt(uuid.slice(0, 8), 16)) >>> 24;
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12 | arr[1] = v >>> 16 & 0xff;
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13 | arr[2] = v >>> 8 & 0xff;
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14 | arr[3] = v & 0xff;
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15 |
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16 | arr[4] = (v = parseInt(uuid.slice(9, 13), 16)) >>> 8;
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17 | arr[5] = v & 0xff;
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18 |
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19 | arr[6] = (v = parseInt(uuid.slice(14, 18), 16)) >>> 8;
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20 | arr[7] = v & 0xff;
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21 |
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22 | arr[8] = (v = parseInt(uuid.slice(19, 23), 16)) >>> 8;
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23 | arr[9] = v & 0xff;
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24 |
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25 |
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26 | arr[10] = (v = parseInt(uuid.slice(24, 36), 16)) / 0x10000000000 & 0xff;
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27 | arr[11] = v / 0x100000000 & 0xff;
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28 | arr[12] = v >>> 24 & 0xff;
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29 | arr[13] = v >>> 16 & 0xff;
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30 | arr[14] = v >>> 8 & 0xff;
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31 | arr[15] = v & 0xff;
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32 | return arr;
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33 | }
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34 |
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35 | export default parse; |
\ | No newline at end of file |