43 lines
1009 B
JavaScript
43 lines
1009 B
JavaScript
"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 = void 0;
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var _native = _interopRequireDefault(require("./native.js"));
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var _rng = _interopRequireDefault(require("./rng.js"));
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var _stringify = require("./stringify.js");
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function v4(options, buf, offset) {
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if (_native.default.randomUUID && !buf && !options) {
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return _native.default.randomUUID();
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}
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options = options || {};
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const rnds = options.random || (options.rng || _rng.default)(); // Per 4.4, set bits for version and `clock_seq_hi_and_reserved`
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rnds[6] = rnds[6] & 0x0f | 0x40;
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rnds[8] = rnds[8] & 0x3f | 0x80; // Copy bytes to buffer, if provided
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if (buf) {
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offset = offset || 0;
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for (let i = 0; i < 16; ++i) {
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buf[offset + i] = rnds[i];
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}
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return buf;
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}
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return (0, _stringify.unsafeStringify)(rnds);
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}
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var _default = v4;
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exports.default = _default; |