uuid-stream/index.js

A Transform stream that generates RFC-compliant UUID v5.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.URL = exports.DNS = void 0;
const stream_1 = require("stream");
const uuid_hash_1 = require("uuid-hash");
exports.DNS = '6ba7b810-9dad-11d1-80b4-00c04fd430c8';
exports.URL = '6ba7b811-9dad-11d1-80b4-00c04fd430c8';
class UuidStream extends stream_1.Transform {
    hash;
    constructor(namespace = exports.URL, version = 0x50) {
        super();
        this.hash = (0, uuid_hash_1.createHash)(namespace, version);
    }
    _write(chunk, _encoding, callback) {
        this.hash.update(chunk);
        this.push(chunk);
        callback();
    }
    _flush(callback) {
        this.emit('uuid', this.hash.digest());
        callback();
    }
}
exports.default = UuidStream;