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import validate from './validate.js';
const byteToHex = [];
for (let i = 0; i < 256; ++i) {
byteToHex.push((i + 0x100).toString(16).slice(1));
}
export function unsafeStringify(arr, offset = 0) {
return (byteToHex[arr[offset + 0]] +
byteToHex[arr[offset + 1]] +
byteToHex[arr[offset + 2]] +
byteToHex[arr[offset + 3]] +
'-' +
byteToHex[arr[offset + 4]] +
byteToHex[arr[offset + 5]] +
'-' +
byteToHex[arr[offset + 6]] +
byteToHex[arr[offset + 7]] +
'-' +
byteToHex[arr[offset + 8]] +
byteToHex[arr[offset + 9]] +
'-' +
byteToHex[arr[offset + 10]] +
byteToHex[arr[offset + 11]] +
byteToHex[arr[offset + 12]] +
byteToHex[arr[offset + 13]] +
byteToHex[arr[offset + 14]] +
byteToHex[arr[offset + 15]]).toLowerCase();
}
function stringify(arr, offset = 0) {
const uuid = unsafeStringify(arr, offset);
if (!validate(uuid)) {
throw TypeError('Stringified UUID is invalid');
}
return uuid;
}
export default stringify;
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