uuid/dist/cjs/stringify.js

RFC9562 UUIDs

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.unsafeStringify = void 0;
const validate_js_1 = require("./validate.js");
const byteToHex = [];
for (let i = 0; i < 256; ++i) {
    byteToHex.push((i + 0x100).toString(16).slice(1));
}
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();
}
exports.unsafeStringify = unsafeStringify;
function stringify(arr, offset = 0) {
    const uuid = unsafeStringify(arr, offset);
    if (!(0, validate_js_1.default)(uuid)) {
        throw TypeError('Stringified UUID is invalid');
    }
    return uuid;
}
exports.default = stringify;