38 lines
1.1 KiB
JavaScript
38 lines
1.1 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = v6;
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var _stringify = require("./stringify.js");
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var _v = _interopRequireDefault(require("./v1.js"));
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var _v1ToV = _interopRequireDefault(require("./v1ToV6.js"));
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function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
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/**
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*
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* @param {object} options
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* @param {Uint8Array=} buf
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* @param {number=} offset
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* @returns
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*/
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function v6(options = {}, buf, offset = 0) {
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// v6 is v1 with different field layout, so we start with a v1 UUID, albeit
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// with slightly different behavior around how the clock_seq and node fields
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// are randomized, which is why we call v1 with _v6: true.
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let bytes = (0, _v.default)({
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...options,
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_v6: true
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}, new Uint8Array(16));
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// Reorder the fields to v6 layout.
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bytes = (0, _v1ToV.default)(bytes);
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// Return as a byte array if requested
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if (buf) {
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for (let i = 0; i < 16; i++) {
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buf[offset + i] = bytes[i];
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}
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return buf;
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}
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return (0, _stringify.unsafeStringify)(bytes);
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}
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