commit ff370cfc46c307ee969d881dcd6241f2b8ef0e35 Author: Damien Arrachequesne Date: Tue Jun 22 07:02:16 2021 +0200 Initial commit diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml new file mode 100644 index 00000000..54457749 --- /dev/null +++ b/.github/workflows/ci.yml @@ -0,0 +1,29 @@ +name: CI + +on: + push: + pull_request: + schedule: + - cron: '0 0 * * 0' + +jobs: + test-node: + runs-on: ubuntu-latest + + strategy: + matrix: + node-version: [12.x, 14.x, 16.x] + + steps: + - uses: actions/checkout@v2 + - name: Use Node.js ${{ matrix.node-version }} + uses: actions/setup-node@v1 + with: + node-version: ${{ matrix.node-version }} + + - run: npm ci + + - run: npm test + env: + CI: true + timeout-minutes: 10 diff --git a/.gitignore b/.gitignore new file mode 100644 index 00000000..bc54f5be --- /dev/null +++ b/.gitignore @@ -0,0 +1,18 @@ +lib-cov +*.seed +*.log +*.csv +*.dat +*.out +*.pid +*.gz + +pids +logs +results + +npm-debug.log +node_modules +.idea +.nyc_output/ +dist/ diff --git a/CHANGELOG.md b/CHANGELOG.md new file mode 100644 index 00000000..e69de29b diff --git a/LICENSE b/LICENSE new file mode 100644 index 00000000..afc17bc3 --- /dev/null +++ b/LICENSE @@ -0,0 +1,7 @@ +Copyright (c) 2021 Damien Arrachequesne (@darrachequesne) + +Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. diff --git a/README.md b/README.md new file mode 100644 index 00000000..0f66edbd --- /dev/null +++ b/README.md @@ -0,0 +1,100 @@ +# Socket.IO cluster adapter + +The `@socket.io/cluster-adapter` package allows broadcasting packets between multiple Socket.IO servers. + +![Adapter diagram](./assets/adapter.png) + +It can be used in conjunction with [`@socket.io/sticky`](https://github.com/socketio/socket.io-sticky) to broadcast packets between the workers of the same Node.js [cluster](https://nodejs.org/api/cluster.html). + +Supported features: + +- [broadcasting](https://socket.io/docs/v4/broadcasting-events/) +- [utility methods](https://socket.io/docs/v4/server-instance/#Utility-methods) + - [`socketsJoin`](https://socket.io/docs/v4/server-instance/#socketsJoin) + - [`socketsLeave`](https://socket.io/docs/v4/server-instance/#socketsLeave) + - [`disconnectSockets`](https://socket.io/docs/v4/server-instance/#disconnectSockets) + - [`fetchSockets`](https://socket.io/docs/v4/server-instance/#fetchSockets) + - [`serverSideEmit`](https://socket.io/docs/v4/server-instance/#serverSideEmit) + +Related packages: + +- Postgres adapter: https://github.com/socketio/socket.io-postgres-adapter/ +- Redis adapter: https://github.com/socketio/socket.io-redis-adapter/ +- MongoDB adapter: https://github.com/socketio/socket.io-mongo-adapter/ + +**Table of contents** + +- [Installation](#installation) +- [Usage](#usage) +- [License](#license) + +## Installation + +``` +npm install @socket.io/cluster-adapter +``` + +## Usage + +```js +const cluster = require("cluster"); +const http = require("http"); +const { Server } = require("socket.io"); +const numCPUs = require("os").cpus().length; +const { setupMaster, setupWorker } = require("@socket.io/sticky"); +const { createAdapter, setupPrimary } = require("@socket.io/cluster-adapter"); + +if (cluster.isMaster) { + console.log(`Master ${process.pid} is running`); + + const httpServer = http.createServer(); + + // setup sticky sessions + setupMaster(httpServer, { + loadBalancingMethod: "least-connection", + }); + + // setup connections between the workers + setupPrimary(); + + // needed for packets containing buffers (you can ignore it if you only send plaintext objects) + // Node.js < 16.0.0 + cluster.setupMaster({ + serialization: "advanced", + }); + // Node.js > 16.0.0 + // cluster.setupPrimary({ + // serialization: "advanced", + // }); + + httpServer.listen(3000); + + for (let i = 0; i < numCPUs; i++) { + cluster.fork(); + } + + cluster.on("exit", (worker) => { + console.log(`Worker ${worker.process.pid} died`); + cluster.fork(); + }); +} else { + console.log(`Worker ${process.pid} started`); + + const httpServer = http.createServer(); + const io = new Server(httpServer); + + // use the cluster adapter + io.adapter(createAdapter()); + + // setup connection with the primary process + setupWorker(io); + + io.on("connection", (socket) => { + /* ... */ + }); +} +``` + +## License + +[MIT](LICENSE) diff --git a/assets/adapter.excalidraw b/assets/adapter.excalidraw new file mode 100644 index 00000000..0cfcf79d --- /dev/null +++ b/assets/adapter.excalidraw @@ -0,0 +1,822 @@ +{ + "type": "excalidraw", + "version": 2, + "source": "https://excalidraw.com", + "elements": [ + { + "type": "text", + "version": 345, + "versionNonce": 1782313961, + "isDeleted": false, + "id": "5hUB5ALUlsn26W0PzU4fM", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 777, + "y": -89.5, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 78, + "height": 26, + "seed": 28708370, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [ + "_wBO22vaQplcoKyBXbWRC" + ], + "fontSize": 20, + "fontFamily": 1, + "text": "worker 1", + "baseline": 18, + "textAlign": "center", + "verticalAlign": "middle" + }, + { + "type": "rectangle", + "version": 230, + "versionNonce": 1587305255, + "isDeleted": false, + "id": "lmQ4o4New7xuXQLwavuSn", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 725, + "y": -169, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 345.00000000000006, + "height": 311, + "seed": 1594950354, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [ + "_wBO22vaQplcoKyBXbWRC", + "BZVwnsrGk9G-X87ZHkh-6", + "eU1gfEXnHSjxc-pEgv43A", + "XZpY0rnxgeDlxu5b8fgRQ", + "4mjxZzapHnLuRx7KU2JeH", + "mV8ZNfAcYrxGLJ7b9a_kn" + ] + }, + { + "type": "text", + "version": 152, + "versionNonce": 742887113, + "isDeleted": false, + "id": "ZQsZmj4NaTubBHMkVG2dl", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 745, + "y": -159, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 43, + "height": 26, + "seed": 126533902, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [], + "fontSize": 20, + "fontFamily": 1, + "text": "Host", + "baseline": 18, + "textAlign": "left", + "verticalAlign": "top" + }, + { + "type": "rectangle", + "version": 334, + "versionNonce": 1221877319, + "isDeleted": false, + "id": "RRrk3Vsl-pM8Z1r8Fj3Vu", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 749.5, + "y": -105, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 129, + "height": 56, + "seed": 1013161166, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [ + "use4Bp2hbb77Fq5njtwBi", + "U7UCkn3nVHlWGYetjII_Z" + ] + }, + { + "type": "text", + "version": 386, + "versionNonce": 601673129, + "isDeleted": false, + "id": "qfQdcJHnwYnCMtLCV51X8", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 773, + "y": -18.5, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 90, + "height": 26, + "seed": 1535426147, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [ + "_wBO22vaQplcoKyBXbWRC", + "2DIFacJXJtC5QIuMuo3pK" + ], + "fontSize": 20, + "fontFamily": 1, + "text": "worker 2", + "baseline": 18, + "textAlign": "center", + "verticalAlign": "middle" + }, + { + "type": "rectangle", + "version": 330, + "versionNonce": 794754407, + "isDeleted": false, + "id": "IRd1nPQbv0PQdJQn_yLOs", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 749.5, + "y": -36, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 129, + "height": 56, + "seed": 452398413, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [ + "2DIFacJXJtC5QIuMuo3pK", + "NhqDM6wVMhgbRvXrQJQge", + "C1IueNJdiTSkqUxSTEvKe" + ] + }, + { + "type": "text", + "version": 374, + "versionNonce": 942092425, + "isDeleted": false, + "id": "ENOSqQ4visNbCN7ZMZwxP", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 770.5, + "y": 48.5, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 89, + "height": 26, + "seed": 1916984429, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [ + "_wBO22vaQplcoKyBXbWRC" + ], + "fontSize": 20, + "fontFamily": 1, + "text": "worker 3", + "baseline": 18, + "textAlign": "center", + "verticalAlign": "middle" + }, + { + "type": "rectangle", + "version": 314, + "versionNonce": 629717127, + "isDeleted": false, + "id": "IqdB8EO7s50UY1EU9TVVP", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 750.5, + "y": 30, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 129, + "height": 56, + "seed": 1832463587, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [ + "NhqDM6wVMhgbRvXrQJQge" + ] + }, + { + "type": "rectangle", + "version": 115, + "versionNonce": 997860361, + "isDeleted": false, + "id": "9grXh8d6z3-WENQLWSBP6", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 338, + "y": -95, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 140, + "height": 49, + "seed": 1667334019, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [] + }, + { + "type": "text", + "version": 95, + "versionNonce": 1806744839, + "isDeleted": false, + "id": "uw4DcwoucyYZxQuvW-XdC", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 383, + "y": -83.5, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 50, + "height": 26, + "seed": 1216901411, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [], + "fontSize": 20, + "fontFamily": 1, + "text": "client", + "baseline": 18, + "textAlign": "center", + "verticalAlign": "middle" + }, + { + "id": "ZR4mzBF0WDviz0UhZ4jZM", + "type": "diamond", + "x": 891.5, + "y": -87, + "width": 35, + "height": 18, + "angle": 0, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "fillStyle": "hachure", + "strokeWidth": 2, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "groupIds": [], + "strokeSharpness": "sharp", + "seed": 1951590473, + "version": 87, + "versionNonce": 232917705, + "isDeleted": false, + "boundElementIds": [ + "LgoBfF5uxSyzlQnWpzp21", + "VzzoutsEZMxQbMloZdWpR", + "OEzsLqAW3F-2LE0bnPrtx" + ] + }, + { + "id": "tpect-oo26kMVbG_xdqoO", + "type": "text", + "x": 895.5, + "y": -130, + "width": 157, + "height": 26, + "angle": 0, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "fillStyle": "hachure", + "strokeWidth": 2, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "groupIds": [], + "strokeSharpness": "sharp", + "seed": 294816809, + "version": 104, + "versionNonce": 2120602793, + "isDeleted": false, + "boundElementIds": null, + "text": "cluster adapter", + "fontSize": 20, + "fontFamily": 1, + "textAlign": "left", + "verticalAlign": "top", + "baseline": 18 + }, + { + "type": "diamond", + "version": 113, + "versionNonce": 1690814889, + "isDeleted": false, + "id": "ScoFMjrxukGD1efHfKiFH", + "fillStyle": "hachure", + "strokeWidth": 2, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 894.5, + "y": -20, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 35, + "height": 18, + "seed": 696687431, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [ + "VzzoutsEZMxQbMloZdWpR" + ] + }, + { + "type": "diamond", + "version": 158, + "versionNonce": 1317846759, + "isDeleted": false, + "id": "wj2HZ2scg4U6UtpfK8x3e", + "fillStyle": "hachure", + "strokeWidth": 2, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 893.5, + "y": 46, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 35, + "height": 18, + "seed": 1469547015, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [ + "OEzsLqAW3F-2LE0bnPrtx" + ] + }, + { + "id": "U7UCkn3nVHlWGYetjII_Z", + "type": "arrow", + "x": 734.5, + "y": -74, + "width": 238, + "height": 4, + "angle": 0, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "groupIds": [], + "strokeSharpness": "round", + "seed": 1537057031, + "version": 61, + "versionNonce": 1166788937, + "isDeleted": false, + "boundElementIds": null, + "points": [ + [ + 0, + 0 + ], + [ + -238, + 4 + ] + ], + "lastCommittedPoint": null, + "startBinding": { + "elementId": "RRrk3Vsl-pM8Z1r8Fj3Vu", + "focus": -0.05720889916209189, + "gap": 15 + }, + "endBinding": null, + "startArrowhead": null, + "endArrowhead": "arrow" + }, + { + "type": "rectangle", + "version": 163, + "versionNonce": 15141831, + "isDeleted": false, + "id": "mv6FEWy7Oux1XBpOeYKlJ", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 337.25, + "y": -26.5, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 140, + "height": 49, + "seed": 1927924585, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [] + }, + { + "type": "text", + "version": 143, + "versionNonce": 766883881, + "isDeleted": false, + "id": "sBk2P5AAiZa36HbnmeRLi", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 382.25, + "y": -15, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 50, + "height": 26, + "seed": 1643756455, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [], + "fontSize": 20, + "fontFamily": 1, + "text": "client", + "baseline": 18, + "textAlign": "center", + "verticalAlign": "middle" + }, + { + "type": "arrow", + "version": 111, + "versionNonce": 2076179175, + "isDeleted": false, + "id": "C1IueNJdiTSkqUxSTEvKe", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 733.75, + "y": -5.5, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 238, + "height": 4, + "seed": 542013001, + "groupIds": [], + "strokeSharpness": "round", + "boundElementIds": [], + "startBinding": { + "elementId": "IRd1nPQbv0PQdJQn_yLOs", + "focus": -0.03958393527882115, + "gap": 15.75 + }, + "endBinding": null, + "lastCommittedPoint": null, + "startArrowhead": null, + "endArrowhead": "arrow", + "points": [ + [ + 0, + 0 + ], + [ + -238, + 4 + ] + ] + }, + { + "type": "rectangle", + "version": 138, + "versionNonce": 478071561, + "isDeleted": false, + "id": "6r_-m_ehoDx3FlKI9YqbJ", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 337.25, + "y": 40.5, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 140, + "height": 49, + "seed": 704870919, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [] + }, + { + "type": "text", + "version": 118, + "versionNonce": 133039623, + "isDeleted": false, + "id": "EEhePeT66oko7kRekPQGo", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 382.25, + "y": 52, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 50, + "height": 26, + "seed": 93212137, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [], + "fontSize": 20, + "fontFamily": 1, + "text": "client", + "baseline": 18, + "textAlign": "center", + "verticalAlign": "middle" + }, + { + "type": "arrow", + "version": 86, + "versionNonce": 979534313, + "isDeleted": false, + "id": "etOb8BtJX8fUgxXsPOX2F", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 733.75, + "y": 61.5, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 238, + "height": 4, + "seed": 464822567, + "groupIds": [], + "strokeSharpness": "round", + "boundElementIds": [], + "startBinding": null, + "endBinding": null, + "lastCommittedPoint": null, + "startArrowhead": null, + "endArrowhead": "arrow", + "points": [ + [ + 0, + 0 + ], + [ + -238, + 4 + ] + ] + }, + { + "type": "rectangle", + "version": 184, + "versionNonce": 1953344807, + "isDeleted": false, + "id": "G6-PJf8TRngnFyuC3A0QC", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 337.25, + "y": 105.5, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 140, + "height": 49, + "seed": 1627945223, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [ + "JFhaNprFAz7gl6FY48Aps" + ] + }, + { + "type": "text", + "version": 163, + "versionNonce": 342645961, + "isDeleted": false, + "id": "UEv3oUzBr56Mj6Mz7hG-B", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 382.25, + "y": 117, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 50, + "height": 26, + "seed": 1822211817, + "groupIds": [], + "strokeSharpness": "sharp", + "boundElementIds": [], + "fontSize": 20, + "fontFamily": 1, + "text": "client", + "baseline": 18, + "textAlign": "center", + "verticalAlign": "middle" + }, + { + "type": "arrow", + "version": 135, + "versionNonce": 2091610183, + "isDeleted": false, + "id": "JFhaNprFAz7gl6FY48Aps", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 731.1770639400929, + "y": 74.303452225402, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 240.42706394009292, + "height": 54.196547774598, + "seed": 1203879975, + "groupIds": [], + "strokeSharpness": "round", + "boundElementIds": [], + "startBinding": null, + "endBinding": { + "elementId": "G6-PJf8TRngnFyuC3A0QC", + "focus": 0.4300574064368146, + "gap": 13.5 + }, + "lastCommittedPoint": null, + "startArrowhead": null, + "endArrowhead": "arrow", + "points": [ + [ + 0, + 0 + ], + [ + -240.42706394009292, + 54.196547774598 + ] + ] + }, + { + "id": "VzzoutsEZMxQbMloZdWpR", + "type": "arrow", + "x": 929.5, + "y": -70, + "width": 17, + "height": 53, + "angle": 0, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "groupIds": [], + "strokeSharpness": "round", + "seed": 1957283401, + "version": 330, + "versionNonce": 1093640775, + "isDeleted": false, + "boundElementIds": null, + "points": [ + [ + 0, + 0 + ], + [ + 16, + 23 + ], + [ + -1, + 53 + ] + ], + "lastCommittedPoint": null, + "startBinding": { + "elementId": "ZR4mzBF0WDviz0UhZ4jZM", + "focus": -0.853416149068323, + "gap": 8.48634645640746 + }, + "endBinding": { + "elementId": "ScoFMjrxukGD1efHfKiFH", + "focus": 0.7485714285714284, + "gap": 4.878378801288122 + }, + "startArrowhead": null, + "endArrowhead": "arrow" + }, + { + "type": "arrow", + "version": 440, + "versionNonce": 2038871081, + "isDeleted": false, + "id": "OEzsLqAW3F-2LE0bnPrtx", + "fillStyle": "hachure", + "strokeWidth": 1, + "strokeStyle": "solid", + "roughness": 1, + "opacity": 100, + "angle": 0, + "x": 930.5, + "y": -71, + "strokeColor": "#000000", + "backgroundColor": "transparent", + "width": 42, + "height": 116, + "seed": 1990607913, + "groupIds": [], + "strokeSharpness": "round", + "boundElementIds": [], + "startBinding": { + "elementId": "ZR4mzBF0WDviz0UhZ4jZM", + "focus": -0.8894409937888198, + "gap": 8.054406666710076 + }, + "endBinding": { + "elementId": "wj2HZ2scg4U6UtpfK8x3e", + "focus": 0.6, + "gap": 8.435530010560711 + }, + "lastCommittedPoint": null, + "startArrowhead": null, + "endArrowhead": "arrow", + "points": [ + [ + 0, + 0 + ], + [ + 39, + 46 + ], + [ + -3, + 116 + ] + ] + } + ], + "appState": { + "gridSize": null, + "viewBackgroundColor": "#ffffff" + } +} \ No newline at end of file diff --git a/assets/adapter.png b/assets/adapter.png new file mode 100644 index 00000000..a1de176a Binary files /dev/null and b/assets/adapter.png differ diff --git a/lib/index.ts b/lib/index.ts new file mode 100644 index 00000000..cfc063fb --- /dev/null +++ b/lib/index.ts @@ -0,0 +1,498 @@ +import cluster = require("cluster"); +import { Adapter, BroadcastOptions, Room } from "socket.io-adapter"; +import { randomBytes } from "crypto"; + +const randomId = () => randomBytes(8).toString("hex"); +const debug = require("debug")("socket.io-cluster-adapter"); + +const MESSAGE_SOURCE = "_sio_adapter"; +const hasOwnProperty = Object.prototype.hasOwnProperty; + +/** + * Event types, for messages between nodes + */ + +enum EventType { + WORKER_INIT = 1, + WORKER_PING, + WORKER_EXIT, + BROADCAST, + SOCKETS_JOIN, + SOCKETS_LEAVE, + DISCONNECT_SOCKETS, + FETCH_SOCKETS, + FETCH_SOCKETS_RESPONSE, + SERVER_SIDE_EMIT, + SERVER_SIDE_EMIT_RESPONSE, +} + +interface Request { + type: EventType; + resolve: Function; + timeout: NodeJS.Timeout; + expected: number; + current: number; + responses: any[]; +} + +export interface ClusterAdapterOptions { + /** + * after this timeout the adapter will stop waiting from responses to request + * @default 5000 + */ + requestsTimeout: number; +} + +/** + * Returns a function that will create a ClusterAdapter instance. + * + * @param opts - additional options + * + * @public + */ +export function createAdapter(opts: Partial = {}) { + return function (nsp) { + return new ClusterAdapter(nsp, opts); + }; +} + +export class ClusterAdapter extends Adapter { + public requestsTimeout: number; + + private workerIds: Set = new Set(); + private requests: Map = new Map(); + + /** + * Adapter constructor. + * + * @param nsp - the namespace + * @param opts - additional options + * + * @public + */ + constructor(nsp: any, opts: Partial = {}) { + super(nsp); + this.requestsTimeout = opts.requestsTimeout || 5000; + + this.publish({ + type: EventType.WORKER_INIT, + data: cluster.worker.id, + }); + + process.on("message", this.onMessage.bind(this)); + } + + public async onMessage(message: any) { + const isValidSource = message?.source === MESSAGE_SOURCE; + if (!isValidSource) { + return; + } + + if (message.type === EventType.WORKER_EXIT) { + this.workerIds.delete(message.data); + debug("workers count is now %d", this.workerIds.size); + return; + } + + if (message.nsp !== this.nsp.name) { + debug("ignore other namespace"); + return; + } + + switch (message.type) { + case EventType.WORKER_INIT: + this.workerIds.add(message.data); + debug("workers count is now %d", this.workerIds.size); + this.publish({ + type: EventType.WORKER_PING, + data: cluster.worker.id, + }); + break; + case EventType.WORKER_PING: + this.workerIds.add(message.data); + debug("workers count is now %d", this.workerIds.size); + break; + case EventType.BROADCAST: { + debug("broadcast with opts %j", message.data.opts); + super.broadcast( + message.data.packet, + ClusterAdapter.deserializeOptions(message.data.opts) + ); + break; + } + case EventType.SOCKETS_JOIN: { + debug("calling addSockets with opts %j", message.data.opts); + super.addSockets( + ClusterAdapter.deserializeOptions(message.data.opts), + message.data.rooms + ); + break; + } + case EventType.SOCKETS_LEAVE: { + debug("calling delSockets with opts %j", message.data.opts); + super.delSockets( + ClusterAdapter.deserializeOptions(message.data.opts), + message.data.rooms + ); + break; + } + case EventType.DISCONNECT_SOCKETS: { + debug("calling disconnectSockets with opts %j", message.data.opts); + super.disconnectSockets( + ClusterAdapter.deserializeOptions(message.data.opts), + message.data.close + ); + break; + } + case EventType.FETCH_SOCKETS: { + debug("calling fetchSockets with opts %j", message.data.opts); + const localSockets = await super.fetchSockets( + ClusterAdapter.deserializeOptions(message.data.opts) + ); + + this.publish({ + type: EventType.FETCH_SOCKETS_RESPONSE, + data: { + requestId: message.data.requestId, + workerId: message.data.workerId, + sockets: localSockets.map((socket) => ({ + id: socket.id, + handshake: socket.handshake, + rooms: [...socket.rooms], + data: socket.data, + })), + }, + }); + break; + } + case EventType.FETCH_SOCKETS_RESPONSE: { + const request = this.requests.get(message.data.requestId); + + if (!request) { + return; + } + + request.current++; + message.data.sockets.forEach((socket: any) => + request.responses.push(socket) + ); + + if (request.current === request.expected) { + clearTimeout(request.timeout); + request.resolve(request.responses); + this.requests.delete(message.data.requestId); + } + break; + } + case EventType.SERVER_SIDE_EMIT: { + const packet = message.data.packet; + const withAck = message.data.requestId !== undefined; + if (!withAck) { + this.nsp._onServerSideEmit(packet); + return; + } + let called = false; + const callback = (arg: any) => { + // only one argument is expected + if (called) { + return; + } + called = true; + debug("calling acknowledgement with %j", arg); + this.publish({ + type: EventType.SERVER_SIDE_EMIT_RESPONSE, + data: { + requestId: message.data.requestId, + workerId: message.data.workerId, + packet: arg, + }, + }); + }; + + packet.push(callback); + this.nsp._onServerSideEmit(packet); + break; + } + case EventType.SERVER_SIDE_EMIT_RESPONSE: { + const request = this.requests.get(message.data.requestId); + + if (!request) { + return; + } + + request.current++; + request.responses.push(message.data.packet); + + if (request.current === request.expected) { + clearTimeout(request.timeout); + request.resolve(null, request.responses); + this.requests.delete(message.data.requestId); + } + } + } + } + + private async publish(message: any) { + // to be able to ignore unrelated messages on the cluster message bus + message.source = MESSAGE_SOURCE; + // to be able to ignore messages from other namespaces + message.nsp = this.nsp.name; + + debug( + "publish event of type %s for namespace %s", + message.type, + message.nsp + ); + + process.send(message); + } + + /** + * Transform ES6 Set into plain arrays. + * + * Note: we manually serialize ES6 Sets so that using `serialization: "advanced"` is not needed when using plaintext + * packets (reference: https://nodejs.org/api/child_process.html#child_process_advanced_serialization) + */ + private static serializeOptions(opts: BroadcastOptions) { + return { + rooms: [...opts.rooms], + except: opts.except ? [...opts.except] : [], + flags: opts.flags, + }; + } + + private static deserializeOptions(opts: any): BroadcastOptions { + return { + rooms: new Set(opts.rooms), + except: new Set(opts.except), + flags: opts.flags, + }; + } + + public broadcast(packet: any, opts: BroadcastOptions) { + const onlyLocal = opts?.flags?.local; + if (!onlyLocal) { + this.publish({ + type: EventType.BROADCAST, + data: { + packet, + opts: ClusterAdapter.serializeOptions(opts), + }, + }); + } + + // packets with binary contents are modified by the broadcast method, hence the nextTick() + process.nextTick(() => { + super.broadcast(packet, opts); + }); + } + + addSockets(opts: BroadcastOptions, rooms: Room[]) { + super.addSockets(opts, rooms); + + const onlyLocal = opts.flags?.local; + if (onlyLocal) { + return; + } + + this.publish({ + type: EventType.SOCKETS_JOIN, + data: { + opts: ClusterAdapter.serializeOptions(opts), + rooms, + }, + }); + } + + delSockets(opts: BroadcastOptions, rooms: Room[]) { + super.delSockets(opts, rooms); + + const onlyLocal = opts.flags?.local; + if (onlyLocal) { + return; + } + + this.publish({ + type: EventType.SOCKETS_LEAVE, + data: { + opts: ClusterAdapter.serializeOptions(opts), + rooms, + }, + }); + } + + disconnectSockets(opts: BroadcastOptions, close: boolean) { + super.disconnectSockets(opts, close); + + const onlyLocal = opts.flags?.local; + if (onlyLocal) { + return; + } + + this.publish({ + type: EventType.DISCONNECT_SOCKETS, + data: { + opts: ClusterAdapter.serializeOptions(opts), + close, + }, + }); + } + + private getExpectedResponseCount() { + return this.workerIds.size; + } + + async fetchSockets(opts: BroadcastOptions): Promise { + const localSockets = await super.fetchSockets(opts); + const expectedResponseCount = this.getExpectedResponseCount(); + + if (opts.flags?.local || expectedResponseCount === 0) { + return localSockets; + } + + const requestId = randomId(); + + return new Promise((resolve, reject) => { + const timeout = setTimeout(() => { + const storedRequest = this.requests.get(requestId); + if (storedRequest) { + reject( + new Error( + `timeout reached: only ${storedRequest.current} responses received out of ${storedRequest.expected}` + ) + ); + this.requests.delete(requestId); + } + }, this.requestsTimeout); + + const storedRequest = { + type: EventType.FETCH_SOCKETS, + resolve, + timeout, + current: 0, + expected: expectedResponseCount, + responses: localSockets, + }; + this.requests.set(requestId, storedRequest); + + this.publish({ + type: EventType.FETCH_SOCKETS, + data: { + requestId, + workerId: cluster.worker.id, + opts: ClusterAdapter.serializeOptions(opts), + }, + }); + }); + } + + public serverSideEmit(packet: any[]): void { + const withAck = typeof packet[packet.length - 1] === "function"; + + if (withAck) { + this.serverSideEmitWithAck(packet).catch(() => { + // ignore errors + }); + return; + } + + this.publish({ + type: EventType.SERVER_SIDE_EMIT, + data: { + packet, + }, + }); + } + + private async serverSideEmitWithAck(packet: any[]) { + const ack = packet.pop(); + const expectedResponseCount = this.getExpectedResponseCount(); + + debug( + 'waiting for %d responses to "serverSideEmit" request', + expectedResponseCount + ); + + if (expectedResponseCount <= 0) { + return ack(null, []); + } + + const requestId = randomId(); + + const timeout = setTimeout(() => { + const storedRequest = this.requests.get(requestId); + if (storedRequest) { + ack( + new Error( + `timeout reached: only ${storedRequest.current} responses received out of ${storedRequest.expected}` + ), + storedRequest.responses + ); + this.requests.delete(requestId); + } + }, this.requestsTimeout); + + const storedRequest = { + type: EventType.FETCH_SOCKETS, + resolve: ack, + timeout, + current: 0, + expected: expectedResponseCount, + responses: [], + }; + this.requests.set(requestId, storedRequest); + + this.publish({ + type: EventType.SERVER_SIDE_EMIT, + data: { + requestId, // the presence of this attribute defines whether an acknowledgement is needed + workerId: cluster.worker.id, + packet, + }, + }); + } +} + +export function setupPrimary() { + cluster.on("message", (worker, message) => { + const isValidSource = message?.source === MESSAGE_SOURCE; + if (!isValidSource) { + return; + } + + switch (message.type) { + case EventType.FETCH_SOCKETS_RESPONSE: + case EventType.SERVER_SIDE_EMIT_RESPONSE: + const workerId = message.data.workerId; + // emit back to the requester + if (hasOwnProperty.call(cluster.workers, workerId)) { + cluster.workers[workerId].send(message); + } + break; + default: + const emitterIdAsString = "" + worker.id; + // emit to all workers but the requester + for (const workerId in cluster.workers) { + if ( + hasOwnProperty.call(cluster.workers, workerId) && + workerId !== emitterIdAsString + ) { + cluster.workers[workerId].send(message); + } + } + } + }); + + cluster.on("exit", (worker) => { + // notify all active workers + for (const workerId in cluster.workers) { + if (hasOwnProperty.call(cluster.workers, workerId)) { + cluster.workers[workerId].send({ + source: MESSAGE_SOURCE, + type: EventType.WORKER_EXIT, + data: worker.id, + }); + } + } + }); +} diff --git a/package-lock.json b/package-lock.json new file mode 100644 index 00000000..956cad38 --- /dev/null +++ b/package-lock.json @@ -0,0 +1,2160 @@ +{ + "name": "@socket.io/cluster-adapter", + "version": "0.0.1", + "lockfileVersion": 1, + "requires": true, + "dependencies": { + "@babel/code-frame": { + "version": "7.10.4", + "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.10.4.tgz", + "integrity": "sha512-vG6SvB6oYEhvgisZNFRmRCUkLz11c7rp+tbNTynGqc6mS1d5ATd/sGyV6W0KZZnXRKMTzZDRgQT3Ou9jhpAfUg==", + "dev": true, + "requires": { + "@babel/highlight": "^7.10.4" + } + }, + "@babel/core": { + "version": "7.12.3", + "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.12.3.tgz", + "integrity": "sha512-0qXcZYKZp3/6N2jKYVxZv0aNCsxTSVCiK72DTiTYZAu7sjg73W0/aynWjMbiGd87EQL4WyA8reiJVh92AVla9g==", + "dev": true, + "requires": { + "@babel/code-frame": "^7.10.4", + "@babel/generator": "^7.12.1", + "@babel/helper-module-transforms": "^7.12.1", + "@babel/helpers": "^7.12.1", + "@babel/parser": "^7.12.3", + "@babel/template": "^7.10.4", + "@babel/traverse": "^7.12.1", + "@babel/types": "^7.12.1", + "convert-source-map": "^1.7.0", + "debug": "^4.1.0", + "gensync": "^1.0.0-beta.1", + "json5": "^2.1.2", + "lodash": "^4.17.19", + "resolve": "^1.3.2", + "semver": "^5.4.1", + "source-map": "^0.5.0" + }, + "dependencies": { + "semver": { + "version": "5.7.1", + "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz", + "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==", + "dev": true + } + } + }, + "@babel/generator": { + "version": "7.12.5", + "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.12.5.tgz", + "integrity": "sha512-m16TQQJ8hPt7E+OS/XVQg/7U184MLXtvuGbCdA7na61vha+ImkyyNM/9DDA0unYCVZn3ZOhng+qz48/KBOT96A==", + "dev": true, + "requires": { + "@babel/types": "^7.12.5", + "jsesc": "^2.5.1", + "source-map": "^0.5.0" + } + }, + "@babel/helper-function-name": { + "version": "7.10.4", + "resolved": "https://registry.npmjs.org/@babel/helper-function-name/-/helper-function-name-7.10.4.tgz", + "integrity": "sha512-YdaSyz1n8gY44EmN7x44zBn9zQ1Ry2Y+3GTA+3vH6Mizke1Vw0aWDM66FOYEPw8//qKkmqOckrGgTYa+6sceqQ==", + "dev": true, + "requires": { + "@babel/helper-get-function-arity": "^7.10.4", + "@babel/template": "^7.10.4", + "@babel/types": "^7.10.4" + } + }, + "@babel/helper-get-function-arity": { + "version": "7.10.4", + "resolved": "https://registry.npmjs.org/@babel/helper-get-function-arity/-/helper-get-function-arity-7.10.4.tgz", + "integrity": "sha512-EkN3YDB+SRDgiIUnNgcmiD361ti+AVbL3f3Henf6dqqUyr5dMsorno0lJWJuLhDhkI5sYEpgj6y9kB8AOU1I2A==", + "dev": true, + "requires": { + "@babel/types": "^7.10.4" + } + }, + "@babel/helper-member-expression-to-functions": { + "version": "7.12.1", + "resolved": "https://registry.npmjs.org/@babel/helper-member-expression-to-functions/-/helper-member-expression-to-functions-7.12.1.tgz", + "integrity": "sha512-k0CIe3tXUKTRSoEx1LQEPFU9vRQfqHtl+kf8eNnDqb4AUJEy5pz6aIiog+YWtVm2jpggjS1laH68bPsR+KWWPQ==", + "dev": true, + "requires": { + "@babel/types": "^7.12.1" + } + }, + "@babel/helper-module-imports": { + "version": "7.12.5", + "resolved": "https://registry.npmjs.org/@babel/helper-module-imports/-/helper-module-imports-7.12.5.tgz", + "integrity": "sha512-SR713Ogqg6++uexFRORf/+nPXMmWIn80TALu0uaFb+iQIUoR7bOC7zBWyzBs5b3tBBJXuyD0cRu1F15GyzjOWA==", + "dev": true, + "requires": { + "@babel/types": "^7.12.5" + } + }, + "@babel/helper-module-transforms": { + "version": "7.12.1", + "resolved": "https://registry.npmjs.org/@babel/helper-module-transforms/-/helper-module-transforms-7.12.1.tgz", + "integrity": "sha512-QQzehgFAZ2bbISiCpmVGfiGux8YVFXQ0abBic2Envhej22DVXV9nCFaS5hIQbkyo1AdGb+gNME2TSh3hYJVV/w==", + "dev": true, + "requires": { + "@babel/helper-module-imports": "^7.12.1", + "@babel/helper-replace-supers": "^7.12.1", + "@babel/helper-simple-access": "^7.12.1", + "@babel/helper-split-export-declaration": "^7.11.0", + "@babel/helper-validator-identifier": "^7.10.4", + "@babel/template": "^7.10.4", + "@babel/traverse": "^7.12.1", + "@babel/types": "^7.12.1", + "lodash": "^4.17.19" + } + }, + "@babel/helper-optimise-call-expression": { + "version": "7.10.4", + "resolved": "https://registry.npmjs.org/@babel/helper-optimise-call-expression/-/helper-optimise-call-expression-7.10.4.tgz", + "integrity": "sha512-n3UGKY4VXwXThEiKrgRAoVPBMqeoPgHVqiHZOanAJCG9nQUL2pLRQirUzl0ioKclHGpGqRgIOkgcIJaIWLpygg==", + "dev": true, + "requires": { + "@babel/types": "^7.10.4" + } + }, + "@babel/helper-replace-supers": { + "version": "7.12.5", + "resolved": "https://registry.npmjs.org/@babel/helper-replace-supers/-/helper-replace-supers-7.12.5.tgz", + "integrity": "sha512-5YILoed0ZyIpF4gKcpZitEnXEJ9UoDRki1Ey6xz46rxOzfNMAhVIJMoune1hmPVxh40LRv1+oafz7UsWX+vyWA==", + "dev": true, + "requires": { + "@babel/helper-member-expression-to-functions": "^7.12.1", + "@babel/helper-optimise-call-expression": "^7.10.4", + "@babel/traverse": "^7.12.5", + "@babel/types": "^7.12.5" + } + }, + "@babel/helper-simple-access": { + "version": "7.12.1", + "resolved": "https://registry.npmjs.org/@babel/helper-simple-access/-/helper-simple-access-7.12.1.tgz", + "integrity": "sha512-OxBp7pMrjVewSSC8fXDFrHrBcJATOOFssZwv16F3/6Xtc138GHybBfPbm9kfiqQHKhYQrlamWILwlDCeyMFEaA==", + "dev": true, + "requires": { + "@babel/types": "^7.12.1" + } + }, + "@babel/helper-split-export-declaration": { + "version": "7.11.0", + "resolved": "https://registry.npmjs.org/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.11.0.tgz", + "integrity": "sha512-74Vejvp6mHkGE+m+k5vHY93FX2cAtrw1zXrZXRlG4l410Nm9PxfEiVTn1PjDPV5SnmieiueY4AFg2xqhNFuuZg==", + "dev": true, + "requires": { + "@babel/types": "^7.11.0" + } + }, + "@babel/helper-validator-identifier": { + "version": "7.10.4", + "resolved": "https://registry.npmjs.org/@babel/helper-validator-identifier/-/helper-validator-identifier-7.10.4.tgz", + "integrity": "sha512-3U9y+43hz7ZM+rzG24Qe2mufW5KhvFg/NhnNph+i9mgCtdTCtMJuI1TMkrIUiK7Ix4PYlRF9I5dhqaLYA/ADXw==", + "dev": true + }, + "@babel/helpers": { + "version": "7.12.5", + "resolved": "https://registry.npmjs.org/@babel/helpers/-/helpers-7.12.5.tgz", + "integrity": "sha512-lgKGMQlKqA8meJqKsW6rUnc4MdUk35Ln0ATDqdM1a/UpARODdI4j5Y5lVfUScnSNkJcdCRAaWkspykNoFg9sJA==", + "dev": true, + "requires": { + "@babel/template": "^7.10.4", + "@babel/traverse": "^7.12.5", + "@babel/types": "^7.12.5" + } + }, + "@babel/highlight": { + "version": "7.10.4", + "resolved": "https://registry.npmjs.org/@babel/highlight/-/highlight-7.10.4.tgz", + "integrity": "sha512-i6rgnR/YgPEQzZZnbTHHuZdlE8qyoBNalD6F+q4vAFlcMEcqmkoG+mPqJYJCo63qPf74+Y1UZsl3l6f7/RIkmA==", + "dev": true, + "requires": { + "@babel/helper-validator-identifier": "^7.10.4", + "chalk": "^2.0.0", + "js-tokens": "^4.0.0" + } + }, + "@babel/parser": { + "version": "7.12.5", + "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.12.5.tgz", + "integrity": "sha512-FVM6RZQ0mn2KCf1VUED7KepYeUWoVShczewOCfm3nzoBybaih51h+sYVVGthW9M6lPByEPTQf+xm27PBdlpwmQ==", + "dev": true + }, + "@babel/template": { + "version": "7.10.4", + "resolved": "https://registry.npmjs.org/@babel/template/-/template-7.10.4.tgz", + "integrity": "sha512-ZCjD27cGJFUB6nmCB1Enki3r+L5kJveX9pq1SvAUKoICy6CZ9yD8xO086YXdYhvNjBdnekm4ZnaP5yC8Cs/1tA==", + "dev": true, + "requires": { + "@babel/code-frame": "^7.10.4", + "@babel/parser": "^7.10.4", + "@babel/types": "^7.10.4" + } + }, + "@babel/traverse": { + "version": "7.12.5", + "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.12.5.tgz", + "integrity": "sha512-xa15FbQnias7z9a62LwYAA5SZZPkHIXpd42C6uW68o8uTuua96FHZy1y61Va5P/i83FAAcMpW8+A/QayntzuqA==", + "dev": true, + "requires": { + "@babel/code-frame": "^7.10.4", + "@babel/generator": "^7.12.5", + "@babel/helper-function-name": "^7.10.4", + "@babel/helper-split-export-declaration": "^7.11.0", + "@babel/parser": "^7.12.5", + "@babel/types": "^7.12.5", + "debug": "^4.1.0", + "globals": "^11.1.0", + "lodash": "^4.17.19" + } + }, + "@babel/types": { + "version": "7.12.6", + "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.12.6.tgz", + "integrity": "sha512-hwyjw6GvjBLiyy3W0YQf0Z5Zf4NpYejUnKFcfcUhZCSffoBBp30w6wP2Wn6pk31jMYZvcOrB/1b7cGXvEoKogA==", + "dev": true, + "requires": { + "@babel/helper-validator-identifier": "^7.10.4", + "lodash": "^4.17.19", + "to-fast-properties": "^2.0.0" + } + }, + "@istanbuljs/load-nyc-config": { + "version": "1.1.0", + "resolved": "https://registry.npmjs.org/@istanbuljs/load-nyc-config/-/load-nyc-config-1.1.0.tgz", + "integrity": "sha512-VjeHSlIzpv/NyD3N0YuHfXOPDIixcA1q2ZV98wsMqcYlPmv2n3Yb2lYP9XMElnaFVXg5A7YLTeLu6V84uQDjmQ==", + "dev": true, + "requires": { + "camelcase": "^5.3.1", + "find-up": "^4.1.0", + "get-package-type": "^0.1.0", + "js-yaml": "^3.13.1", + "resolve-from": "^5.0.0" + } + }, + "@istanbuljs/schema": { + "version": "0.1.2", + "resolved": "https://registry.npmjs.org/@istanbuljs/schema/-/schema-0.1.2.tgz", + "integrity": "sha512-tsAQNx32a8CoFhjhijUIhI4kccIAgmGhy8LZMZgGfmXcpMbPRUqn5LWmgRttILi6yeGmBJd2xsPkFMs0PzgPCw==", + "dev": true + }, + "@types/component-emitter": { + "version": "1.2.10", + "resolved": "https://registry.npmjs.org/@types/component-emitter/-/component-emitter-1.2.10.tgz", + "integrity": "sha512-bsjleuRKWmGqajMerkzox19aGbscQX5rmmvvXl3wlIp5gMG1HgkiwPxsN5p070fBDKTNSPgojVbuY1+HWMbFhg==", + "dev": true + }, + "@types/cookie": { + "version": "0.4.0", + "resolved": "https://registry.npmjs.org/@types/cookie/-/cookie-0.4.0.tgz", + "integrity": "sha512-y7mImlc/rNkvCRmg8gC3/lj87S7pTUIJ6QGjwHR9WQJcFs+ZMTOaoPrkdFA/YdbuqVEmEbb5RdhVxMkAcgOnpg==", + "dev": true + }, + "@types/cors": { + "version": "2.8.10", + "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.10.tgz", + "integrity": "sha512-C7srjHiVG3Ey1nR6d511dtDkCEjxuN9W1HWAEjGq8kpcwmNM6JJkpC0xvabM7BXTG2wDq8Eu33iH9aQKa7IvLQ==", + "dev": true + }, + "@types/expect.js": { + "version": "0.3.29", + "resolved": "https://registry.npmjs.org/@types/expect.js/-/expect.js-0.3.29.tgz", + "integrity": "sha1-KN01kVW4S47LCUr8P0t0wyItyjs=", + "dev": true + }, + "@types/mocha": { + "version": "8.2.1", + "resolved": "https://registry.npmjs.org/@types/mocha/-/mocha-8.2.1.tgz", + "integrity": "sha512-NysN+bNqj6E0Hv4CTGWSlPzMW6vTKjDpOteycDkV4IWBsO+PU48JonrPzV9ODjiI2XrjmA05KInLgF5ivZ/YGQ==", + "dev": true + }, + "@types/node": { + "version": "15.12.4", + "resolved": "https://registry.npmjs.org/@types/node/-/node-15.12.4.tgz", + "integrity": "sha512-zrNj1+yqYF4WskCMOHwN+w9iuD12+dGm0rQ35HLl9/Ouuq52cEtd0CH9qMgrdNmi5ejC1/V7vKEXYubB+65DkA==", + "dev": true + }, + "@ungap/promise-all-settled": { + "version": "1.1.2", + "resolved": "https://registry.npmjs.org/@ungap/promise-all-settled/-/promise-all-settled-1.1.2.tgz", + "integrity": "sha512-sL/cEvJWAnClXw0wHk85/2L0G6Sj8UB0Ctc1TEMbKSsmpRosqhwj9gWgFRZSrBr2f9tiXISwNhCPmlfqUqyb9Q==", + "dev": true + }, + "accepts": { + "version": "1.3.7", + "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz", + "integrity": "sha512-Il80Qs2WjYlJIBNzNkK6KYqlVMTbZLXgHx2oT0pU/fjRHyEp+PEfEPY0R3WCwAGVOtauxh1hOxNgIf5bv7dQpA==", + "dev": true, + "requires": { + "mime-types": "~2.1.24", + "negotiator": "0.6.2" + } + }, + "aggregate-error": { + "version": "3.1.0", + "resolved": "https://registry.npmjs.org/aggregate-error/-/aggregate-error-3.1.0.tgz", + "integrity": "sha512-4I7Td01quW/RpocfNayFdFVk1qSuoh0E7JrbRJ16nH01HhKFQ88INq9Sd+nd72zqRySlr9BmDA8xlEJ6vJMrYA==", + "dev": true, + "requires": { + "clean-stack": "^2.0.0", + "indent-string": "^4.0.0" + } + }, + "ansi-colors": { + "version": "4.1.1", + "resolved": "https://registry.npmjs.org/ansi-colors/-/ansi-colors-4.1.1.tgz", + "integrity": "sha512-JoX0apGbHaUJBNl6yF+p6JAFYZ666/hhCGKN5t9QFjbJQKUU/g8MNbFDbvfrgKXvI1QpZplPOnwIo99lX/AAmA==", + "dev": true + }, + "ansi-regex": { + "version": "5.0.0", + "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz", + "integrity": "sha512-bY6fj56OUQ0hU1KjFNDQuJFezqKdrAyFdIevADiqrWHwSlbmBNMHp5ak2f40Pm8JTFyM2mqxkG6ngkHO11f/lg==", + "dev": true + }, + "ansi-styles": { + "version": "3.2.1", + "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz", + "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==", + "dev": true, + "requires": { + "color-convert": "^1.9.0" + } + }, + "anymatch": { + "version": "3.1.2", + "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.2.tgz", + "integrity": "sha512-P43ePfOAIupkguHUycrc4qJ9kz8ZiuOUijaETwX7THt0Y/GNK7v0aa8rY816xWjZ7rJdA5XdMcpVFTKMq+RvWg==", + "dev": true, + "requires": { + "normalize-path": "^3.0.0", + "picomatch": "^2.0.4" + } + }, + "append-transform": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/append-transform/-/append-transform-2.0.0.tgz", + "integrity": "sha512-7yeyCEurROLQJFv5Xj4lEGTy0borxepjFv1g22oAdqFu//SrAlDl1O1Nxx15SH1RoliUml6p8dwJW9jvZughhg==", + "dev": true, + "requires": { + "default-require-extensions": "^3.0.0" + } + }, + "archy": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/archy/-/archy-1.0.0.tgz", + "integrity": "sha1-+cjBN1fMHde8N5rHeyxipcKGjEA=", + "dev": true + }, + "arg": { + "version": "4.1.3", + "resolved": "https://registry.npmjs.org/arg/-/arg-4.1.3.tgz", + "integrity": "sha512-58S9QDqG0Xx27YwPSt9fJxivjYl432YCwfDMfZ+71RAqUrZef7LrKQZ3LHLOwCS4FLNBplP533Zx895SeOCHvA==", + "dev": true + }, + "argparse": { + "version": "1.0.10", + "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz", + "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==", + "dev": true, + "requires": { + "sprintf-js": "~1.0.2" + } + }, + "backo2": { + "version": "1.0.2", + "resolved": "https://registry.npmjs.org/backo2/-/backo2-1.0.2.tgz", + "integrity": "sha1-MasayLEpNjRj41s+u2n038+6eUc=", + "dev": true + }, + "balanced-match": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz", + "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=", + "dev": true + }, + "base64-arraybuffer": { + "version": "0.1.4", + "resolved": "https://registry.npmjs.org/base64-arraybuffer/-/base64-arraybuffer-0.1.4.tgz", + "integrity": "sha1-mBjHngWbE1X5fgQooBfIOOkLqBI=", + "dev": true + }, + "base64id": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/base64id/-/base64id-2.0.0.tgz", + "integrity": "sha512-lGe34o6EHj9y3Kts9R4ZYs/Gr+6N7MCaMlIFA3F1R2O5/m7K06AxfSeO5530PEERE6/WyEg3lsuyw4GHlPZHog==", + "dev": true + }, + "binary-extensions": { + "version": "2.2.0", + "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.2.0.tgz", + "integrity": "sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA==", + "dev": true + }, + "brace-expansion": { + "version": "1.1.11", + "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz", + "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==", + "dev": true, + "requires": { + "balanced-match": "^1.0.0", + "concat-map": "0.0.1" + } + }, + "braces": { + "version": "3.0.2", + "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz", + "integrity": "sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==", + "dev": true, + "requires": { + "fill-range": "^7.0.1" + } + }, + "browser-stdout": { + "version": "1.3.1", + "resolved": "https://registry.npmjs.org/browser-stdout/-/browser-stdout-1.3.1.tgz", + "integrity": "sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw==", + "dev": true + }, + "buffer-from": { + "version": "1.1.1", + "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.1.tgz", + "integrity": "sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A==", + "dev": true + }, + "caching-transform": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/caching-transform/-/caching-transform-4.0.0.tgz", + "integrity": "sha512-kpqOvwXnjjN44D89K5ccQC+RUrsy7jB/XLlRrx0D7/2HNcTPqzsb6XgYoErwko6QsV184CA2YgS1fxDiiDZMWA==", + "dev": true, + "requires": { + "hasha": "^5.0.0", + "make-dir": "^3.0.0", + "package-hash": "^4.0.0", + "write-file-atomic": "^3.0.0" + } + }, + "camelcase": { + "version": "5.3.1", + "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz", + "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==", + "dev": true + }, + "chalk": { + "version": "2.4.2", + "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz", + "integrity": "sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==", + "dev": true, + "requires": { + "ansi-styles": "^3.2.1", + "escape-string-regexp": "^1.0.5", + "supports-color": "^5.3.0" + }, + "dependencies": { + "has-flag": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz", + "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0=", + "dev": true + }, + "supports-color": { + "version": "5.5.0", + "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz", + "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==", + "dev": true, + "requires": { + "has-flag": "^3.0.0" + } + } + } + }, + "chokidar": { + "version": "3.5.1", + "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.5.1.tgz", + "integrity": "sha512-9+s+Od+W0VJJzawDma/gvBNQqkTiqYTWLuZoyAsivsI4AaWTCzHG06/TMjsf1cYe9Cb97UCEhjz7HvnPk2p/tw==", + "dev": true, + "requires": { + "anymatch": "~3.1.1", + "braces": "~3.0.2", + "fsevents": "~2.3.1", + "glob-parent": "~5.1.0", + "is-binary-path": "~2.1.0", + "is-glob": "~4.0.1", + "normalize-path": "~3.0.0", + "readdirp": "~3.5.0" + } + }, + "clean-stack": { + "version": "2.2.0", + "resolved": "https://registry.npmjs.org/clean-stack/-/clean-stack-2.2.0.tgz", + "integrity": "sha512-4diC9HaTE+KRAMWhDhrGOECgWZxoevMc5TlkObMqNSsVU62PYzXZ/SMTjzyGAFF1YusgxGcSWTEXBhp0CPwQ1A==", + "dev": true + }, + "cliui": { + "version": "6.0.0", + "resolved": "https://registry.npmjs.org/cliui/-/cliui-6.0.0.tgz", + "integrity": "sha512-t6wbgtoCXvAzst7QgXxJYqPt0usEfbgQdftEPbLL/cvv6HPE5VgvqCuAIDR0NgU52ds6rFwqrgakNLrHEjCbrQ==", + "dev": true, + "requires": { + "string-width": "^4.2.0", + "strip-ansi": "^6.0.0", + "wrap-ansi": "^6.2.0" + } + }, + "color-convert": { + "version": "1.9.3", + "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz", + "integrity": "sha512-QfAUtd+vFdAtFQcC8CCyYt1fYWxSqAiK2cSD6zDB8N3cpsEBAvRxp9zOGg6G/SHHJYAT88/az/IuDGALsNVbGg==", + "dev": true, + "requires": { + "color-name": "1.1.3" + } + }, + "color-name": { + "version": "1.1.3", + "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz", + "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=", + "dev": true + }, + "commondir": { + "version": "1.0.1", + "resolved": "https://registry.npmjs.org/commondir/-/commondir-1.0.1.tgz", + "integrity": "sha1-3dgA2gxmEnOTzKWVDqloo6rxJTs=", + "dev": true + }, + "component-emitter": { + "version": "1.3.0", + "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.3.0.tgz", + "integrity": "sha512-Rd3se6QB+sO1TwqZjscQrurpEPIfO0/yYnSin6Q/rD3mOutHvUrCAhJub3r90uNb+SESBuE0QYoB90YdfatsRg==", + "dev": true + }, + "concat-map": { + "version": "0.0.1", + "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz", + "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=", + "dev": true + }, + "convert-source-map": { + "version": "1.7.0", + "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-1.7.0.tgz", + "integrity": "sha512-4FJkXzKXEDB1snCFZlLP4gpC3JILicCpGbzG9f9G7tGqGCzETQ2hWPrcinA9oU4wtf2biUaEH5065UnMeR33oA==", + "dev": true, + "requires": { + "safe-buffer": "~5.1.1" + } + }, + "cookie": { + "version": "0.4.1", + "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.1.tgz", + "integrity": "sha512-ZwrFkGJxUR3EIoXtO+yVE69Eb7KlixbaeAWfBQB9vVsNn/o+Yw69gBWSSDK825hQNdN+wF8zELf3dFNl/kxkUA==", + "dev": true + }, + "cors": { + "version": "2.8.5", + "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz", + "integrity": "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==", + "dev": true, + "requires": { + "object-assign": "^4", + "vary": "^1" + } + }, + "create-require": { + "version": "1.1.1", + "resolved": "https://registry.npmjs.org/create-require/-/create-require-1.1.1.tgz", + "integrity": "sha512-dcKFX3jn0MpIaXjisoRvexIJVEKzaq7z2rZKxf+MSr9TkdmHmsU4m2lcLojrj/FHl8mk5VxMmYA+ftRkP/3oKQ==", + "dev": true + }, + "cross-spawn": { + "version": "7.0.3", + "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.3.tgz", + "integrity": "sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==", + "dev": true, + "requires": { + "path-key": "^3.1.0", + "shebang-command": "^2.0.0", + "which": "^2.0.1" + } + }, + "debug": { + "version": "4.3.1", + "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz", + "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==", + "requires": { + "ms": "2.1.2" + } + }, + "decamelize": { + "version": "1.2.0", + "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz", + "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=", + "dev": true + }, + "default-require-extensions": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/default-require-extensions/-/default-require-extensions-3.0.0.tgz", + "integrity": "sha512-ek6DpXq/SCpvjhpFsLFRVtIxJCRw6fUR42lYMVZuUMK7n8eMz4Uh5clckdBjEpLhn/gEBZo7hDJnJcwdKLKQjg==", + "dev": true, + "requires": { + "strip-bom": "^4.0.0" + } + }, + "diff": { + "version": "5.0.0", + "resolved": "https://registry.npmjs.org/diff/-/diff-5.0.0.tgz", + "integrity": "sha512-/VTCrvm5Z0JGty/BWHljh+BAiw3IK+2j87NGMu8Nwc/f48WoDAC395uomO9ZD117ZOBaHmkX1oyLvkVM/aIT3w==", + "dev": true + }, + "emoji-regex": { + "version": "8.0.0", + "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-8.0.0.tgz", + "integrity": "sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A==", + "dev": true + }, + "engine.io": { + "version": "5.1.0", + "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-5.1.0.tgz", + "integrity": "sha512-A2i4kVvOA3qezQLlMz+FayGFdqOo0LP3fYrb0VqXMDXKoXcbgM0KxcEYnsdVzOMJQErIAb1GIStRj7UWFoiqlQ==", + "dev": true, + "requires": { + "accepts": "~1.3.4", + "base64id": "2.0.0", + "cookie": "~0.4.1", + "cors": "~2.8.5", + "debug": "~4.3.1", + "engine.io-parser": "~4.0.0", + "ws": "~7.4.2" + } + }, + "engine.io-client": { + "version": "5.1.1", + "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-5.1.1.tgz", + "integrity": "sha512-jPFpw2HLL0lhZ2KY0BpZhIJdleQcUO9W1xkIpo0h3d6s+5D6+EV/xgQw9qWOmymszv2WXef/6KUUehyxEKomlQ==", + "dev": true, + "requires": { + "base64-arraybuffer": "0.1.4", + "component-emitter": "~1.3.0", + "debug": "~4.3.1", + "engine.io-parser": "~4.0.1", + "has-cors": "1.1.0", + "parseqs": "0.0.6", + "parseuri": "0.0.6", + "ws": "~7.4.2", + "yeast": "0.1.2" + } + }, + "engine.io-parser": { + "version": "4.0.2", + "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-4.0.2.tgz", + "integrity": "sha512-sHfEQv6nmtJrq6TKuIz5kyEKH/qSdK56H/A+7DnAuUPWosnIZAS2NHNcPLmyjtY3cGS/MqJdZbUjW97JU72iYg==", + "dev": true, + "requires": { + "base64-arraybuffer": "0.1.4" + } + }, + "es6-error": { + "version": "4.1.1", + "resolved": "https://registry.npmjs.org/es6-error/-/es6-error-4.1.1.tgz", + "integrity": "sha512-Um/+FxMr9CISWh0bi5Zv0iOD+4cFh5qLeks1qhAopKVAJw3drgKbKySikp7wGhDL0HPeaja0P5ULZrxLkniUVg==", + "dev": true + }, + "escalade": { + "version": "3.1.1", + "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz", + "integrity": "sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==", + "dev": true + }, + "escape-string-regexp": { + "version": "1.0.5", + "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz", + "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=", + "dev": true + }, + "esprima": { + "version": "4.0.1", + "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.1.tgz", + "integrity": "sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A==", + "dev": true + }, + "expect.js": { + "version": "0.3.1", + "resolved": "https://registry.npmjs.org/expect.js/-/expect.js-0.3.1.tgz", + "integrity": "sha1-sKWaDS7/VDdUTr8M6qYBWEHQm1s=", + "dev": true + }, + "fill-range": { + "version": "7.0.1", + "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz", + "integrity": "sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==", + "dev": true, + "requires": { + "to-regex-range": "^5.0.1" + } + }, + "find-cache-dir": { + "version": "3.3.1", + "resolved": "https://registry.npmjs.org/find-cache-dir/-/find-cache-dir-3.3.1.tgz", + "integrity": "sha512-t2GDMt3oGC/v+BMwzmllWDuJF/xcDtE5j/fCGbqDD7OLuJkj0cfh1YSA5VKPvwMeLFLNDBkwOKZ2X85jGLVftQ==", + "dev": true, + "requires": { + "commondir": "^1.0.1", + "make-dir": "^3.0.2", + "pkg-dir": "^4.1.0" + } + }, + "find-up": { + "version": "4.1.0", + "resolved": "https://registry.npmjs.org/find-up/-/find-up-4.1.0.tgz", + "integrity": "sha512-PpOwAdQ/YlXQ2vj8a3h8IipDuYRi3wceVQQGYWxNINccq40Anw7BlsEXCMbt1Zt+OLA6Fq9suIpIWD0OsnISlw==", + "dev": true, + "requires": { + "locate-path": "^5.0.0", + "path-exists": "^4.0.0" + } + }, + "flat": { + "version": "5.0.2", + "resolved": "https://registry.npmjs.org/flat/-/flat-5.0.2.tgz", + "integrity": "sha512-b6suED+5/3rTpUBdG1gupIl8MPFCAMA0QXwmljLhvCUKcUvdE4gWky9zpuGCcXHOsz4J9wPGNWq6OKpmIzz3hQ==", + "dev": true + }, + "foreground-child": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/foreground-child/-/foreground-child-2.0.0.tgz", + "integrity": "sha512-dCIq9FpEcyQyXKCkyzmlPTFNgrCzPudOe+mhvJU5zAtlBnGVy2yKxtfsxK2tQBThwq225jcvBjpw1Gr40uzZCA==", + "dev": true, + "requires": { + "cross-spawn": "^7.0.0", + "signal-exit": "^3.0.2" + } + }, + "fromentries": { + "version": "1.3.2", + "resolved": "https://registry.npmjs.org/fromentries/-/fromentries-1.3.2.tgz", + "integrity": "sha512-cHEpEQHUg0f8XdtZCc2ZAhrHzKzT0MrFUTcvx+hfxYu7rGMDc5SKoXFh+n4YigxsHXRzc6OrCshdR1bWH6HHyg==", + "dev": true + }, + "fs.realpath": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz", + "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=", + "dev": true + }, + "fsevents": { + "version": "2.3.2", + "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.2.tgz", + "integrity": "sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==", + "dev": true, + "optional": true + }, + "function-bind": { + "version": "1.1.1", + "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz", + "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==", + "dev": true + }, + "gensync": { + "version": "1.0.0-beta.2", + "resolved": "https://registry.npmjs.org/gensync/-/gensync-1.0.0-beta.2.tgz", + "integrity": "sha512-3hN7NaskYvMDLQY55gnW3NQ+mesEAepTqlg+VEbj7zzqEMBVNhzcGYYeqFo/TlYz6eQiFcp1HcsCZO+nGgS8zg==", + "dev": true + }, + "get-caller-file": { + "version": "2.0.5", + "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz", + "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==", + "dev": true + }, + "get-package-type": { + "version": "0.1.0", + "resolved": "https://registry.npmjs.org/get-package-type/-/get-package-type-0.1.0.tgz", + "integrity": "sha512-pjzuKtY64GYfWizNAJ0fr9VqttZkNiK2iS430LtIHzjBEr6bX8Am2zm4sW4Ro5wjWW5cAlRL1qAMTcXbjNAO2Q==", + "dev": true + }, + "glob": { + "version": "7.1.6", + "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.6.tgz", + "integrity": "sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==", + "dev": true, + "requires": { + "fs.realpath": "^1.0.0", + "inflight": "^1.0.4", + "inherits": "2", + "minimatch": "^3.0.4", + "once": "^1.3.0", + "path-is-absolute": "^1.0.0" + } + }, + "glob-parent": { + "version": "5.1.2", + "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.2.tgz", + "integrity": "sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==", + "dev": true, + "requires": { + "is-glob": "^4.0.1" + } + }, + "globals": { + "version": "11.12.0", + "resolved": "https://registry.npmjs.org/globals/-/globals-11.12.0.tgz", + "integrity": "sha512-WOBp/EEGUiIsJSp7wcv/y6MO+lV9UoncWqxuFfm8eBwzWNgyfBd6Gz+IeKQ9jCmyhoH99g15M3T+QaVHFjizVA==", + "dev": true + }, + "graceful-fs": { + "version": "4.2.4", + "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.4.tgz", + "integrity": "sha512-WjKPNJF79dtJAVniUlGGWHYGz2jWxT6VhN/4m1NdkbZ2nOsEF+cI1Edgql5zCRhs/VsQYRvrXctxktVXZUkixw==", + "dev": true + }, + "growl": { + "version": "1.10.5", + "resolved": "https://registry.npmjs.org/growl/-/growl-1.10.5.tgz", + "integrity": "sha512-qBr4OuELkhPenW6goKVXiv47US3clb3/IbuWF9KNKEijAy9oeHxU9IgzjvJhHkUzhaj7rOUD7+YGWqUjLp5oSA==", + "dev": true + }, + "has": { + "version": "1.0.3", + "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz", + "integrity": "sha512-f2dvO0VU6Oej7RkWJGrehjbzMAjFp5/VKPp5tTpWIV4JHHZK1/BxbFRtf/siA2SWTe09caDmVtYYzWEIbBS4zw==", + "dev": true, + "requires": { + "function-bind": "^1.1.1" + } + }, + "has-cors": { + "version": "1.1.0", + "resolved": "https://registry.npmjs.org/has-cors/-/has-cors-1.1.0.tgz", + "integrity": "sha1-XkdHk/fqmEPRu5nCPu9J/xJv/zk=", + "dev": true + }, + "has-flag": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz", + "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==", + "dev": true + }, + "hasha": { + "version": "5.2.2", + "resolved": "https://registry.npmjs.org/hasha/-/hasha-5.2.2.tgz", + "integrity": "sha512-Hrp5vIK/xr5SkeN2onO32H0MgNZ0f17HRNH39WfL0SYUNOTZ5Lz1TJ8Pajo/87dYGEFlLMm7mIc/k/s6Bvz9HQ==", + "dev": true, + "requires": { + "is-stream": "^2.0.0", + "type-fest": "^0.8.0" + } + }, + "he": { + "version": "1.2.0", + "resolved": "https://registry.npmjs.org/he/-/he-1.2.0.tgz", + "integrity": "sha512-F/1DnUGPopORZi0ni+CvrCgHQ5FyEAHRLSApuYWMmrbSwoN2Mn/7k+Gl38gJnR7yyDZk6WLXwiGod1JOWNDKGw==", + "dev": true + }, + "html-escaper": { + "version": "2.0.2", + "resolved": "https://registry.npmjs.org/html-escaper/-/html-escaper-2.0.2.tgz", + "integrity": "sha512-H2iMtd0I4Mt5eYiapRdIDjp+XzelXQ0tFE4JS7YFwFevXXMmOp9myNrUvCg0D6ws8iqkRPBfKHgbwig1SmlLfg==", + "dev": true + }, + "imurmurhash": { + "version": "0.1.4", + "resolved": "https://registry.npmjs.org/imurmurhash/-/imurmurhash-0.1.4.tgz", + "integrity": "sha1-khi5srkoojixPcT7a21XbyMUU+o=", + "dev": true + }, + "indent-string": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/indent-string/-/indent-string-4.0.0.tgz", + "integrity": "sha512-EdDDZu4A2OyIK7Lr/2zG+w5jmbuk1DVBnEwREQvBzspBJkCEbRa8GxU1lghYcaGJCnRWibjDXlq779X1/y5xwg==", + "dev": true + }, + "inflight": { + "version": "1.0.6", + "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz", + "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=", + "dev": true, + "requires": { + "once": "^1.3.0", + "wrappy": "1" + } + }, + "inherits": { + "version": "2.0.4", + "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz", + "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==", + "dev": true + }, + "is-binary-path": { + "version": "2.1.0", + "resolved": "https://registry.npmjs.org/is-binary-path/-/is-binary-path-2.1.0.tgz", + "integrity": "sha512-ZMERYes6pDydyuGidse7OsHxtbI7WVeUEozgR/g7rd0xUimYNlvZRE/K2MgZTjWy725IfelLeVcEM97mmtRGXw==", + "dev": true, + "requires": { + "binary-extensions": "^2.0.0" + } + }, + "is-core-module": { + "version": "2.1.0", + "resolved": "https://registry.npmjs.org/is-core-module/-/is-core-module-2.1.0.tgz", + "integrity": "sha512-YcV7BgVMRFRua2FqQzKtTDMz8iCuLEyGKjr70q8Zm1yy2qKcurbFEd79PAdHV77oL3NrAaOVQIbMmiHQCHB7ZA==", + "dev": true, + "requires": { + "has": "^1.0.3" + } + }, + "is-extglob": { + "version": "2.1.1", + "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz", + "integrity": "sha1-qIwCU1eR8C7TfHahueqXc8gz+MI=", + "dev": true + }, + "is-fullwidth-code-point": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz", + "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==", + "dev": true + }, + "is-glob": { + "version": "4.0.1", + "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-4.0.1.tgz", + "integrity": "sha512-5G0tKtBTFImOqDnLB2hG6Bp2qcKEFduo4tZu9MT/H6NQv/ghhy30o55ufafxJ/LdH79LLs2Kfrn85TLKyA7BUg==", + "dev": true, + "requires": { + "is-extglob": "^2.1.1" + } + }, + "is-number": { + "version": "7.0.0", + "resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz", + "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==", + "dev": true + }, + "is-plain-obj": { + "version": "2.1.0", + "resolved": "https://registry.npmjs.org/is-plain-obj/-/is-plain-obj-2.1.0.tgz", + "integrity": "sha512-YWnfyRwxL/+SsrWYfOpUtz5b3YD+nyfkHvjbcanzk8zgyO4ASD67uVMRt8k5bM4lLMDnXfriRhOpemw+NfT1eA==", + "dev": true + }, + "is-stream": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-2.0.0.tgz", + "integrity": "sha512-XCoy+WlUr7d1+Z8GgSuXmpuUFC9fOhRXglJMx+dwLKTkL44Cjd4W1Z5P+BQZpr+cR93aGP4S/s7Ftw6Nd/kiEw==", + "dev": true + }, + "is-typedarray": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz", + "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo=", + "dev": true + }, + "is-windows": { + "version": "1.0.2", + "resolved": "https://registry.npmjs.org/is-windows/-/is-windows-1.0.2.tgz", + "integrity": "sha512-eXK1UInq2bPmjyX6e3VHIzMLobc4J94i4AWn+Hpq3OU5KkrRC96OAcR3PRJ/pGu6m8TRnBHP9dkXQVsT/COVIA==", + "dev": true + }, + "isexe": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz", + "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=", + "dev": true + }, + "istanbul-lib-coverage": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/istanbul-lib-coverage/-/istanbul-lib-coverage-3.0.0.tgz", + "integrity": "sha512-UiUIqxMgRDET6eR+o5HbfRYP1l0hqkWOs7vNxC/mggutCMUIhWMm8gAHb8tHlyfD3/l6rlgNA5cKdDzEAf6hEg==", + "dev": true + }, + "istanbul-lib-hook": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/istanbul-lib-hook/-/istanbul-lib-hook-3.0.0.tgz", + "integrity": "sha512-Pt/uge1Q9s+5VAZ+pCo16TYMWPBIl+oaNIjgLQxcX0itS6ueeaA+pEfThZpH8WxhFgCiEb8sAJY6MdUKgiIWaQ==", + "dev": true, + "requires": { + "append-transform": "^2.0.0" + } + }, + "istanbul-lib-instrument": { + "version": "4.0.3", + "resolved": "https://registry.npmjs.org/istanbul-lib-instrument/-/istanbul-lib-instrument-4.0.3.tgz", + "integrity": "sha512-BXgQl9kf4WTCPCCpmFGoJkz/+uhvm7h7PFKUYxh7qarQd3ER33vHG//qaE8eN25l07YqZPpHXU9I09l/RD5aGQ==", + "dev": true, + "requires": { + "@babel/core": "^7.7.5", + "@istanbuljs/schema": "^0.1.2", + "istanbul-lib-coverage": "^3.0.0", + "semver": "^6.3.0" + } + }, + "istanbul-lib-processinfo": { + "version": "2.0.2", + "resolved": "https://registry.npmjs.org/istanbul-lib-processinfo/-/istanbul-lib-processinfo-2.0.2.tgz", + "integrity": "sha512-kOwpa7z9hme+IBPZMzQ5vdQj8srYgAtaRqeI48NGmAQ+/5yKiHLV0QbYqQpxsdEF0+w14SoB8YbnHKcXE2KnYw==", + "dev": true, + "requires": { + "archy": "^1.0.0", + "cross-spawn": "^7.0.0", + "istanbul-lib-coverage": "^3.0.0-alpha.1", + "make-dir": "^3.0.0", + "p-map": "^3.0.0", + "rimraf": "^3.0.0", + "uuid": "^3.3.3" + } + }, + "istanbul-lib-report": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/istanbul-lib-report/-/istanbul-lib-report-3.0.0.tgz", + "integrity": "sha512-wcdi+uAKzfiGT2abPpKZ0hSU1rGQjUQnLvtY5MpQ7QCTahD3VODhcu4wcfY1YtkGaDD5yuydOLINXsfbus9ROw==", + "dev": true, + "requires": { + "istanbul-lib-coverage": "^3.0.0", + "make-dir": "^3.0.0", + "supports-color": "^7.1.0" + }, + "dependencies": { + "has-flag": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz", + "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==", + "dev": true + }, + "supports-color": { + "version": "7.2.0", + "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz", + "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==", + "dev": true, + "requires": { + "has-flag": "^4.0.0" + } + } + } + }, + "istanbul-lib-source-maps": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/istanbul-lib-source-maps/-/istanbul-lib-source-maps-4.0.0.tgz", + "integrity": "sha512-c16LpFRkR8vQXyHZ5nLpY35JZtzj1PQY1iZmesUbf1FZHbIupcWfjgOXBY9YHkLEQ6puz1u4Dgj6qmU/DisrZg==", + "dev": true, + "requires": { + "debug": "^4.1.1", + "istanbul-lib-coverage": "^3.0.0", + "source-map": "^0.6.1" + }, + "dependencies": { + "source-map": { + "version": "0.6.1", + "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz", + "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==", + "dev": true + } + } + }, + "istanbul-reports": { + "version": "3.0.2", + "resolved": "https://registry.npmjs.org/istanbul-reports/-/istanbul-reports-3.0.2.tgz", + "integrity": "sha512-9tZvz7AiR3PEDNGiV9vIouQ/EAcqMXFmkcA1CDFTwOB98OZVDL0PH9glHotf5Ugp6GCOTypfzGWI/OqjWNCRUw==", + "dev": true, + "requires": { + "html-escaper": "^2.0.0", + "istanbul-lib-report": "^3.0.0" + } + }, + "js-tokens": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz", + "integrity": "sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ==", + "dev": true + }, + "js-yaml": { + "version": "3.14.0", + "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.0.tgz", + "integrity": "sha512-/4IbIeHcD9VMHFqDR/gQ7EdZdLimOvW2DdcxFjdyyZ9NsbS+ccrXqVWDtab/lRl5AlUqmpBx8EhPaWR+OtY17A==", + "dev": true, + "requires": { + "argparse": "^1.0.7", + "esprima": "^4.0.0" + } + }, + "jsesc": { + "version": "2.5.2", + "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-2.5.2.tgz", + "integrity": "sha512-OYu7XEzjkCQ3C5Ps3QIZsQfNpqoJyZZA99wd9aWd05NCtC5pWOkShK2mkL6HXQR6/Cy2lbNdPlZBpuQHXE63gA==", + "dev": true + }, + "json5": { + "version": "2.1.3", + "resolved": "https://registry.npmjs.org/json5/-/json5-2.1.3.tgz", + "integrity": "sha512-KXPvOm8K9IJKFM0bmdn8QXh7udDh1g/giieX0NLCaMnb4hEiVFqnop2ImTXCc5e0/oHz3LTqmHGtExn5hfMkOA==", + "dev": true, + "requires": { + "minimist": "^1.2.5" + }, + "dependencies": { + "minimist": { + "version": "1.2.5", + "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz", + "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==", + "dev": true + } + } + }, + "locate-path": { + "version": "5.0.0", + "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-5.0.0.tgz", + "integrity": "sha512-t7hw9pI+WvuwNJXwk5zVHpyhIqzg2qTlklJOf0mVxGSbe3Fp2VieZcduNYjaLDoy6p9uGpQEGWG87WpMKlNq8g==", + "dev": true, + "requires": { + "p-locate": "^4.1.0" + } + }, + "lodash": { + "version": "4.17.21", + "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz", + "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==", + "dev": true + }, + "lodash.flattendeep": { + "version": "4.4.0", + "resolved": "https://registry.npmjs.org/lodash.flattendeep/-/lodash.flattendeep-4.4.0.tgz", + "integrity": "sha1-+wMJF/hqMTTlvJvsDWngAT3f7bI=", + "dev": true + }, + "log-symbols": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/log-symbols/-/log-symbols-4.0.0.tgz", + "integrity": "sha512-FN8JBzLx6CzeMrB0tg6pqlGU1wCrXW+ZXGH481kfsBqer0hToTIiHdjH4Mq8xJUbvATujKCvaREGWpGUionraA==", + "dev": true, + "requires": { + "chalk": "^4.0.0" + }, + "dependencies": { + "ansi-styles": { + "version": "4.3.0", + "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz", + "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==", + "dev": true, + "requires": { + "color-convert": "^2.0.1" + } + }, + "chalk": { + "version": "4.1.1", + "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.1.tgz", + "integrity": "sha512-diHzdDKxcU+bAsUboHLPEDQiw0qEe0qd7SYUn3HgcFlWgbDcfLGswOHYeGrHKzG9z6UYf01d9VFMfZxPM1xZSg==", + "dev": true, + "requires": { + "ansi-styles": "^4.1.0", + "supports-color": "^7.1.0" + } + }, + "color-convert": { + "version": "2.0.1", + "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz", + "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==", + "dev": true, + "requires": { + "color-name": "~1.1.4" + } + }, + "color-name": { + "version": "1.1.4", + "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz", + "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==", + "dev": true + }, + "supports-color": { + "version": "7.2.0", + "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz", + "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==", + "dev": true, + "requires": { + "has-flag": "^4.0.0" + } + } + } + }, + "make-dir": { + "version": "3.1.0", + "resolved": "https://registry.npmjs.org/make-dir/-/make-dir-3.1.0.tgz", + "integrity": "sha512-g3FeP20LNwhALb/6Cz6Dd4F2ngze0jz7tbzrD2wAV+o9FeNHe4rL+yK2md0J/fiSf1sa1ADhXqi5+oVwOM/eGw==", + "dev": true, + "requires": { + "semver": "^6.0.0" + } + }, + "make-error": { + "version": "1.3.6", + "resolved": "https://registry.npmjs.org/make-error/-/make-error-1.3.6.tgz", + "integrity": "sha512-s8UhlNe7vPKomQhC1qFelMokr/Sc3AgNbso3n74mVPA5LTZwkB9NlXf4XPamLxJE8h0gh73rM94xvwRT2CVInw==", + "dev": true + }, + "mime-db": { + "version": "1.47.0", + "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.47.0.tgz", + "integrity": "sha512-QBmA/G2y+IfeS4oktet3qRZ+P5kPhCKRXxXnQEudYqUaEioAU1/Lq2us3D/t1Jfo4hE9REQPrbB7K5sOczJVIw==", + "dev": true + }, + "mime-types": { + "version": "2.1.30", + "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.30.tgz", + "integrity": "sha512-crmjA4bLtR8m9qLpHvgxSChT+XoSlZi8J4n/aIdn3z92e/U47Z0V/yl+Wh9W046GgFVAmoNR/fmdbZYcSSIUeg==", + "dev": true, + "requires": { + "mime-db": "1.47.0" + } + }, + "minimatch": { + "version": "3.0.4", + "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz", + "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==", + "dev": true, + "requires": { + "brace-expansion": "^1.1.7" + } + }, + "mocha": { + "version": "8.4.0", + "resolved": "https://registry.npmjs.org/mocha/-/mocha-8.4.0.tgz", + "integrity": "sha512-hJaO0mwDXmZS4ghXsvPVriOhsxQ7ofcpQdm8dE+jISUOKopitvnXFQmpRR7jd2K6VBG6E26gU3IAbXXGIbu4sQ==", + "dev": true, + "requires": { + "@ungap/promise-all-settled": "1.1.2", + "ansi-colors": "4.1.1", + "browser-stdout": "1.3.1", + "chokidar": "3.5.1", + "debug": "4.3.1", + "diff": "5.0.0", + "escape-string-regexp": "4.0.0", + "find-up": "5.0.0", + "glob": "7.1.6", + "growl": "1.10.5", + "he": "1.2.0", + "js-yaml": "4.0.0", + "log-symbols": "4.0.0", + "minimatch": "3.0.4", + "ms": "2.1.3", + "nanoid": "3.1.20", + "serialize-javascript": "5.0.1", + "strip-json-comments": "3.1.1", + "supports-color": "8.1.1", + "which": "2.0.2", + "wide-align": "1.1.3", + "workerpool": "6.1.0", + "yargs": "16.2.0", + "yargs-parser": "20.2.4", + "yargs-unparser": "2.0.0" + }, + "dependencies": { + "ansi-styles": { + "version": "4.3.0", + "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz", + "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==", + "dev": true, + "requires": { + "color-convert": "^2.0.1" + } + }, + "argparse": { + "version": "2.0.1", + "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz", + "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==", + "dev": true + }, + "cliui": { + "version": "7.0.4", + "resolved": "https://registry.npmjs.org/cliui/-/cliui-7.0.4.tgz", + "integrity": "sha512-OcRE68cOsVMXp1Yvonl/fzkQOyjLSu/8bhPDfQt0e0/Eb283TKP20Fs2MqoPsr9SwA595rRCA+QMzYc9nBP+JQ==", + "dev": true, + "requires": { + "string-width": "^4.2.0", + "strip-ansi": "^6.0.0", + "wrap-ansi": "^7.0.0" + } + }, + "color-convert": { + "version": "2.0.1", + "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz", + "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==", + "dev": true, + "requires": { + "color-name": "~1.1.4" + } + }, + "color-name": { + "version": "1.1.4", + "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz", + "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==", + "dev": true + }, + "escape-string-regexp": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-4.0.0.tgz", + "integrity": "sha512-TtpcNJ3XAzx3Gq8sWRzJaVajRs0uVxA2YAkdb1jm2YkPz4G6egUFAyA3n5vtEIZefPk5Wa4UXbKuS5fKkJWdgA==", + "dev": true + }, + "find-up": { + "version": "5.0.0", + "resolved": "https://registry.npmjs.org/find-up/-/find-up-5.0.0.tgz", + "integrity": "sha512-78/PXT1wlLLDgTzDs7sjq9hzz0vXD+zn+7wypEe4fXQxCmdmqfGsEPQxmiCSQI3ajFV91bVSsvNtrJRiW6nGng==", + "dev": true, + "requires": { + "locate-path": "^6.0.0", + "path-exists": "^4.0.0" + } + }, + "js-yaml": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.0.0.tgz", + "integrity": "sha512-pqon0s+4ScYUvX30wxQi3PogGFAlUyH0awepWvwkj4jD4v+ova3RiYw8bmA6x2rDrEaj8i/oWKoRxpVNW+Re8Q==", + "dev": true, + "requires": { + "argparse": "^2.0.1" + } + }, + "locate-path": { + "version": "6.0.0", + "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-6.0.0.tgz", + "integrity": "sha512-iPZK6eYjbxRu3uB4/WZ3EsEIMJFMqAoopl3R+zuq0UjcAm/MO6KCweDgPfP3elTztoKP3KtnVHxTn2NHBSDVUw==", + "dev": true, + "requires": { + "p-locate": "^5.0.0" + } + }, + "ms": { + "version": "2.1.3", + "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz", + "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==", + "dev": true + }, + "p-limit": { + "version": "3.1.0", + "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-3.1.0.tgz", + "integrity": "sha512-TYOanM3wGwNGsZN2cVTYPArw454xnXj5qmWF1bEoAc4+cU/ol7GVh7odevjp1FNHduHc3KZMcFduxU5Xc6uJRQ==", + "dev": true, + "requires": { + "yocto-queue": "^0.1.0" + } + }, + "p-locate": { + "version": "5.0.0", + "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-5.0.0.tgz", + "integrity": "sha512-LaNjtRWUBY++zB5nE/NwcaoMylSPk+S+ZHNB1TzdbMJMny6dynpAGt7X/tl/QYq3TIeE6nxHppbo2LGymrG5Pw==", + "dev": true, + "requires": { + "p-limit": "^3.0.2" + } + }, + "wrap-ansi": { + "version": "7.0.0", + "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz", + "integrity": "sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==", + "dev": true, + "requires": { + "ansi-styles": "^4.0.0", + "string-width": "^4.1.0", + "strip-ansi": "^6.0.0" + } + }, + "y18n": { + "version": "5.0.8", + "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz", + "integrity": "sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA==", + "dev": true + }, + "yargs": { + "version": "16.2.0", + "resolved": "https://registry.npmjs.org/yargs/-/yargs-16.2.0.tgz", + "integrity": "sha512-D1mvvtDG0L5ft/jGWkLpG1+m0eQxOfaBvTNELraWj22wSVUMWxZUvYgJYcKh6jGGIkJFhH4IZPQhR4TKpc8mBw==", + "dev": true, + "requires": { + "cliui": "^7.0.2", + "escalade": "^3.1.1", + "get-caller-file": "^2.0.5", + "require-directory": "^2.1.1", + "string-width": "^4.2.0", + "y18n": "^5.0.5", + "yargs-parser": "^20.2.2" + } + }, + "yargs-parser": { + "version": "20.2.4", + "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.4.tgz", + "integrity": "sha512-WOkpgNhPTlE73h4VFAFsOnomJVaovO8VqLDzy5saChRBFQFBoMYirowyW+Q9HB4HFF4Z7VZTiG3iSzJJA29yRA==", + "dev": true + } + } + }, + "ms": { + "version": "2.1.2", + "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz", + "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==" + }, + "nanoid": { + "version": "3.1.20", + "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.20.tgz", + "integrity": "sha512-a1cQNyczgKbLX9jwbS/+d7W8fX/RfgYR7lVWwWOGIPNgK2m0MWvrGF6/m4kk6U3QcFMnZf3RIhL0v2Jgh/0Uxw==", + "dev": true + }, + "negotiator": { + "version": "0.6.2", + "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.2.tgz", + "integrity": "sha512-hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw==", + "dev": true + }, + "node-preload": { + "version": "0.2.1", + "resolved": "https://registry.npmjs.org/node-preload/-/node-preload-0.2.1.tgz", + "integrity": "sha512-RM5oyBy45cLEoHqCeh+MNuFAxO0vTFBLskvQbOKnEE7YTTSN4tbN8QWDIPQ6L+WvKsB/qLEGpYe2ZZ9d4W9OIQ==", + "dev": true, + "requires": { + "process-on-spawn": "^1.0.0" + } + }, + "normalize-path": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz", + "integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA==", + "dev": true + }, + "nyc": { + "version": "15.1.0", + "resolved": "https://registry.npmjs.org/nyc/-/nyc-15.1.0.tgz", + "integrity": "sha512-jMW04n9SxKdKi1ZMGhvUTHBN0EICCRkHemEoE5jm6mTYcqcdas0ATzgUgejlQUHMvpnOZqGB5Xxsv9KxJW1j8A==", + "dev": true, + "requires": { + "@istanbuljs/load-nyc-config": "^1.0.0", + "@istanbuljs/schema": "^0.1.2", + "caching-transform": "^4.0.0", + "convert-source-map": "^1.7.0", + "decamelize": "^1.2.0", + "find-cache-dir": "^3.2.0", + "find-up": "^4.1.0", + "foreground-child": "^2.0.0", + "get-package-type": "^0.1.0", + "glob": "^7.1.6", + "istanbul-lib-coverage": "^3.0.0", + "istanbul-lib-hook": "^3.0.0", + "istanbul-lib-instrument": "^4.0.0", + "istanbul-lib-processinfo": "^2.0.2", + "istanbul-lib-report": "^3.0.0", + "istanbul-lib-source-maps": "^4.0.0", + "istanbul-reports": "^3.0.2", + "make-dir": "^3.0.0", + "node-preload": "^0.2.1", + "p-map": "^3.0.0", + "process-on-spawn": "^1.0.0", + "resolve-from": "^5.0.0", + "rimraf": "^3.0.0", + "signal-exit": "^3.0.2", + "spawn-wrap": "^2.0.0", + "test-exclude": "^6.0.0", + "yargs": "^15.0.2" + }, + "dependencies": { + "glob": { + "version": "7.1.6", + "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.6.tgz", + "integrity": "sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==", + "dev": true, + "requires": { + "fs.realpath": "^1.0.0", + "inflight": "^1.0.4", + "inherits": "2", + "minimatch": "^3.0.4", + "once": "^1.3.0", + "path-is-absolute": "^1.0.0" + } + } + } + }, + "object-assign": { + "version": "4.1.1", + "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz", + "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=", + "dev": true + }, + "once": { + "version": "1.4.0", + "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz", + "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=", + "dev": true, + "requires": { + "wrappy": "1" + } + }, + "p-limit": { + "version": "2.3.0", + "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.3.0.tgz", + "integrity": "sha512-//88mFWSJx8lxCzwdAABTJL2MyWB12+eIY7MDL2SqLmAkeKU9qxRvWuSyTjm3FUmpBEMuFfckAIqEaVGUDxb6w==", + "dev": true, + "requires": { + "p-try": "^2.0.0" + } + }, + "p-locate": { + "version": "4.1.0", + "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-4.1.0.tgz", + "integrity": "sha512-R79ZZ/0wAxKGu3oYMlz8jy/kbhsNrS7SKZ7PxEHBgJ5+F2mtFW2fK2cOtBh1cHYkQsbzFV7I+EoRKe6Yt0oK7A==", + "dev": true, + "requires": { + "p-limit": "^2.2.0" + } + }, + "p-map": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/p-map/-/p-map-3.0.0.tgz", + "integrity": "sha512-d3qXVTF/s+W+CdJ5A29wywV2n8CQQYahlgz2bFiA+4eVNJbHJodPZ+/gXwPGh0bOqA+j8S+6+ckmvLGPk1QpxQ==", + "dev": true, + "requires": { + "aggregate-error": "^3.0.0" + } + }, + "p-try": { + "version": "2.2.0", + "resolved": "https://registry.npmjs.org/p-try/-/p-try-2.2.0.tgz", + "integrity": "sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ==", + "dev": true + }, + "package-hash": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/package-hash/-/package-hash-4.0.0.tgz", + "integrity": "sha512-whdkPIooSu/bASggZ96BWVvZTRMOFxnyUG5PnTSGKoJE2gd5mbVNmR2Nj20QFzxYYgAXpoqC+AiXzl+UMRh7zQ==", + "dev": true, + "requires": { + "graceful-fs": "^4.1.15", + "hasha": "^5.0.0", + "lodash.flattendeep": "^4.4.0", + "release-zalgo": "^1.0.0" + } + }, + "parseqs": { + "version": "0.0.6", + "resolved": "https://registry.npmjs.org/parseqs/-/parseqs-0.0.6.tgz", + "integrity": "sha512-jeAGzMDbfSHHA091hr0r31eYfTig+29g3GKKE/PPbEQ65X0lmMwlEoqmhzu0iztID5uJpZsFlUPDP8ThPL7M8w==", + "dev": true + }, + "parseuri": { + "version": "0.0.6", + "resolved": "https://registry.npmjs.org/parseuri/-/parseuri-0.0.6.tgz", + "integrity": "sha512-AUjen8sAkGgao7UyCX6Ahv0gIK2fABKmYjvP4xmy5JaKvcbTRueIqIPHLAfq30xJddqSE033IOMUSOMCcK3Sow==", + "dev": true + }, + "path-exists": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-4.0.0.tgz", + "integrity": "sha512-ak9Qy5Q7jYb2Wwcey5Fpvg2KoAc/ZIhLSLOSBmRmygPsGwkVVt0fZa0qrtMz+m6tJTAHfZQ8FnmB4MG4LWy7/w==", + "dev": true + }, + "path-is-absolute": { + "version": "1.0.1", + "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz", + "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=", + "dev": true + }, + "path-key": { + "version": "3.1.1", + "resolved": "https://registry.npmjs.org/path-key/-/path-key-3.1.1.tgz", + "integrity": "sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q==", + "dev": true + }, + "path-parse": { + "version": "1.0.6", + "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz", + "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw==", + "dev": true + }, + "picomatch": { + "version": "2.3.0", + "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.0.tgz", + "integrity": "sha512-lY1Q/PiJGC2zOv/z391WOTD+Z02bCgsFfvxoXXf6h7kv9o+WmsmzYqrAwY63sNgOxE4xEdq0WyUnXfKeBrSvYw==", + "dev": true + }, + "pkg-dir": { + "version": "4.2.0", + "resolved": "https://registry.npmjs.org/pkg-dir/-/pkg-dir-4.2.0.tgz", + "integrity": "sha512-HRDzbaKjC+AOWVXxAU/x54COGeIv9eb+6CkDSQoNTt4XyWoIJvuPsXizxu/Fr23EiekbtZwmh1IcIG/l/a10GQ==", + "dev": true, + "requires": { + "find-up": "^4.0.0" + } + }, + "prettier": { + "version": "2.1.2", + "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.1.2.tgz", + "integrity": "sha512-16c7K+x4qVlJg9rEbXl7HEGmQyZlG4R9AgP+oHKRMsMsuk8s+ATStlf1NpDqyBI1HpVyfjLOeMhH2LvuNvV5Vg==", + "dev": true + }, + "process-on-spawn": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/process-on-spawn/-/process-on-spawn-1.0.0.tgz", + "integrity": "sha512-1WsPDsUSMmZH5LeMLegqkPDrsGgsWwk1Exipy2hvB0o/F0ASzbpIctSCcZIK1ykJvtTJULEH+20WOFjMvGnCTg==", + "dev": true, + "requires": { + "fromentries": "^1.2.0" + } + }, + "randombytes": { + "version": "2.1.0", + "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.1.0.tgz", + "integrity": "sha512-vYl3iOX+4CKUWuxGi9Ukhie6fsqXqS9FE2Zaic4tNFD2N2QQaXOMFbuKK4QmDHC0JO6B1Zp41J0LpT0oR68amQ==", + "dev": true, + "requires": { + "safe-buffer": "^5.1.0" + } + }, + "readdirp": { + "version": "3.5.0", + "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.5.0.tgz", + "integrity": "sha512-cMhu7c/8rdhkHXWsY+osBhfSy0JikwpHK/5+imo+LpeasTF8ouErHrlYkwT0++njiyuDvc7OFY5T3ukvZ8qmFQ==", + "dev": true, + "requires": { + "picomatch": "^2.2.1" + } + }, + "release-zalgo": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/release-zalgo/-/release-zalgo-1.0.0.tgz", + "integrity": "sha1-CXALflB0Mpc5Mw5TXFqQ+2eFFzA=", + "dev": true, + "requires": { + "es6-error": "^4.0.1" + } + }, + "require-directory": { + "version": "2.1.1", + "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz", + "integrity": "sha1-jGStX9MNqxyXbiNE/+f3kqam30I=", + "dev": true + }, + "require-main-filename": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/require-main-filename/-/require-main-filename-2.0.0.tgz", + "integrity": "sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg==", + "dev": true + }, + "resolve": { + "version": "1.19.0", + "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.19.0.tgz", + "integrity": "sha512-rArEXAgsBG4UgRGcynxWIWKFvh/XZCcS8UJdHhwy91zwAvCZIbcs+vAbflgBnNjYMs/i/i+/Ux6IZhML1yPvxg==", + "dev": true, + "requires": { + "is-core-module": "^2.1.0", + "path-parse": "^1.0.6" + } + }, + "resolve-from": { + "version": "5.0.0", + "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-5.0.0.tgz", + "integrity": "sha512-qYg9KP24dD5qka9J47d0aVky0N+b4fTU89LN9iDnjB5waksiC49rvMB0PrUJQGoTmH50XPiqOvAjDfaijGxYZw==", + "dev": true + }, + "rimraf": { + "version": "3.0.2", + "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-3.0.2.tgz", + "integrity": "sha512-JZkJMZkAGFFPP2YqXZXPbMlMBgsxzE8ILs4lMIX/2o0L9UBw9O/Y3o6wFw/i9YLapcUJWwqbi3kdxIPdC62TIA==", + "dev": true, + "requires": { + "glob": "^7.1.3" + }, + "dependencies": { + "glob": { + "version": "7.1.6", + "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.6.tgz", + "integrity": "sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==", + "dev": true, + "requires": { + "fs.realpath": "^1.0.0", + "inflight": "^1.0.4", + "inherits": "2", + "minimatch": "^3.0.4", + "once": "^1.3.0", + "path-is-absolute": "^1.0.0" + } + } + } + }, + "safe-buffer": { + "version": "5.1.2", + "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz", + "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==", + "dev": true + }, + "semver": { + "version": "6.3.0", + "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz", + "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==", + "dev": true + }, + "serialize-javascript": { + "version": "5.0.1", + "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-5.0.1.tgz", + "integrity": "sha512-SaaNal9imEO737H2c05Og0/8LUXG7EnsZyMa8MzkmuHoELfT6txuj0cMqRj6zfPKnmQ1yasR4PCJc8x+M4JSPA==", + "dev": true, + "requires": { + "randombytes": "^2.1.0" + } + }, + "set-blocking": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz", + "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc=", + "dev": true + }, + "shebang-command": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz", + "integrity": "sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==", + "dev": true, + "requires": { + "shebang-regex": "^3.0.0" + } + }, + "shebang-regex": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/shebang-regex/-/shebang-regex-3.0.0.tgz", + "integrity": "sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==", + "dev": true + }, + "signal-exit": { + "version": "3.0.3", + "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.3.tgz", + "integrity": "sha512-VUJ49FC8U1OxwZLxIbTTrDvLnf/6TDgxZcK8wxR8zs13xpx7xbG60ndBlhNrFi2EMuFRoeDoJO7wthSLq42EjA==", + "dev": true + }, + "socket.io": { + "version": "4.1.1", + "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-4.1.1.tgz", + "integrity": "sha512-YKPdhaYRGEXjP+VqoKlfOEPgDjm0aMq1YWonjHg4rBU1xJCmgceNh2XL1vO4czWupH+WX1+d9Wqb768h7BC5kw==", + "dev": true, + "requires": { + "@types/cookie": "^0.4.0", + "@types/cors": "^2.8.8", + "@types/node": ">=10.0.0", + "accepts": "~1.3.4", + "base64id": "~2.0.0", + "debug": "~4.3.1", + "engine.io": "~5.1.0", + "socket.io-adapter": "~2.3.0", + "socket.io-parser": "~4.0.3" + } + }, + "socket.io-adapter": { + "version": "2.3.0", + "resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-2.3.0.tgz", + "integrity": "sha512-jdIbSFRWOkaZpo5mXy8T7rXEN6qo3bOFuq4nVeX1ZS7AtFlkbk39y153xTXEIW7W94vZfhVOux1wTU88YxcM1w==" + }, + "socket.io-client": { + "version": "4.1.1", + "resolved": "https://registry.npmjs.org/socket.io-client/-/socket.io-client-4.1.1.tgz", + "integrity": "sha512-avzRzFZIkmyNxqvhmm5ns0Itq5dgEkesDPB6Tl0Yben47U08MvdFnVXAuFDULQhDXjuYdCb6QUEILYLUKQEuGg==", + "dev": true, + "requires": { + "@types/component-emitter": "^1.2.10", + "backo2": "~1.0.2", + "component-emitter": "~1.3.0", + "debug": "~4.3.1", + "engine.io-client": "~5.1.1", + "parseuri": "0.0.6", + "socket.io-parser": "~4.0.4" + } + }, + "socket.io-parser": { + "version": "4.0.4", + "resolved": "https://registry.npmjs.org/socket.io-parser/-/socket.io-parser-4.0.4.tgz", + "integrity": "sha512-t+b0SS+IxG7Rxzda2EVvyBZbvFPBCjJoyHuE0P//7OAsN23GItzDRdWa6ALxZI/8R5ygK7jAR6t028/z+7295g==", + "dev": true, + "requires": { + "@types/component-emitter": "^1.2.10", + "component-emitter": "~1.3.0", + "debug": "~4.3.1" + } + }, + "source-map": { + "version": "0.5.7", + "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz", + "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=", + "dev": true + }, + "source-map-support": { + "version": "0.5.19", + "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.19.tgz", + "integrity": "sha512-Wonm7zOCIJzBGQdB+thsPar0kYuCIzYvxZwlBa87yi/Mdjv7Tip2cyVbLj5o0cFPN4EVkuTwb3GDDyUx2DGnGw==", + "dev": true, + "requires": { + "buffer-from": "^1.0.0", + "source-map": "^0.6.0" + }, + "dependencies": { + "source-map": { + "version": "0.6.1", + "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz", + "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==", + "dev": true + } + } + }, + "spawn-wrap": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/spawn-wrap/-/spawn-wrap-2.0.0.tgz", + "integrity": "sha512-EeajNjfN9zMnULLwhZZQU3GWBoFNkbngTUPfaawT4RkMiviTxcX0qfhVbGey39mfctfDHkWtuecgQ8NJcyQWHg==", + "dev": true, + "requires": { + "foreground-child": "^2.0.0", + "is-windows": "^1.0.2", + "make-dir": "^3.0.0", + "rimraf": "^3.0.0", + "signal-exit": "^3.0.2", + "which": "^2.0.1" + } + }, + "sprintf-js": { + "version": "1.0.3", + "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz", + "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=", + "dev": true + }, + "string-width": { + "version": "4.2.0", + "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.0.tgz", + "integrity": "sha512-zUz5JD+tgqtuDjMhwIg5uFVV3dtqZ9yQJlZVfq4I01/K5Paj5UHj7VyrQOJvzawSVlKpObApbfD0Ed6yJc+1eg==", + "dev": true, + "requires": { + "emoji-regex": "^8.0.0", + "is-fullwidth-code-point": "^3.0.0", + "strip-ansi": "^6.0.0" + } + }, + "strip-ansi": { + "version": "6.0.0", + "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz", + "integrity": "sha512-AuvKTrTfQNYNIctbR1K/YGTR1756GycPsg7b9bdV9Duqur4gv6aKqHXah67Z8ImS7WEz5QVcOtlfW2rZEugt6w==", + "dev": true, + "requires": { + "ansi-regex": "^5.0.0" + } + }, + "strip-bom": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-4.0.0.tgz", + "integrity": "sha512-3xurFv5tEgii33Zi8Jtp55wEIILR9eh34FAW00PZf+JnSsTmV/ioewSgQl97JHvgjoRGwPShsWm+IdrxB35d0w==", + "dev": true + }, + "strip-json-comments": { + "version": "3.1.1", + "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-3.1.1.tgz", + "integrity": "sha512-6fPc+R4ihwqP6N/aIv2f1gMH8lOVtWQHoqC4yK6oSDVVocumAsfCqjkXnqiYMhmMwS/mEHLp7Vehlt3ql6lEig==", + "dev": true + }, + "supports-color": { + "version": "8.1.1", + "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-8.1.1.tgz", + "integrity": "sha512-MpUEN2OodtUzxvKQl72cUF7RQ5EiHsGvSsVG0ia9c5RbWGL2CI4C7EpPS8UTBIplnlzZiNuV56w+FuNxy3ty2Q==", + "dev": true, + "requires": { + "has-flag": "^4.0.0" + } + }, + "test-exclude": { + "version": "6.0.0", + "resolved": "https://registry.npmjs.org/test-exclude/-/test-exclude-6.0.0.tgz", + "integrity": "sha512-cAGWPIyOHU6zlmg88jwm7VRyXnMN7iV68OGAbYDk/Mh/xC/pzVPlQtY6ngoIH/5/tciuhGfvESU8GrHrcxD56w==", + "dev": true, + "requires": { + "@istanbuljs/schema": "^0.1.2", + "glob": "^7.1.4", + "minimatch": "^3.0.4" + }, + "dependencies": { + "glob": { + "version": "7.1.6", + "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.6.tgz", + "integrity": "sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==", + "dev": true, + "requires": { + "fs.realpath": "^1.0.0", + "inflight": "^1.0.4", + "inherits": "2", + "minimatch": "^3.0.4", + "once": "^1.3.0", + "path-is-absolute": "^1.0.0" + } + } + } + }, + "to-fast-properties": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/to-fast-properties/-/to-fast-properties-2.0.0.tgz", + "integrity": "sha1-3F5pjL0HkmW8c+A3doGk5Og/YW4=", + "dev": true + }, + "to-regex-range": { + "version": "5.0.1", + "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz", + "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==", + "dev": true, + "requires": { + "is-number": "^7.0.0" + } + }, + "ts-node": { + "version": "9.1.1", + "resolved": "https://registry.npmjs.org/ts-node/-/ts-node-9.1.1.tgz", + "integrity": "sha512-hPlt7ZACERQGf03M253ytLY3dHbGNGrAq9qIHWUY9XHYl1z7wYngSr3OQ5xmui8o2AaxsONxIzjafLUiWBo1Fg==", + "dev": true, + "requires": { + "arg": "^4.1.0", + "create-require": "^1.1.0", + "diff": "^4.0.1", + "make-error": "^1.1.1", + "source-map-support": "^0.5.17", + "yn": "3.1.1" + }, + "dependencies": { + "diff": { + "version": "4.0.2", + "resolved": "https://registry.npmjs.org/diff/-/diff-4.0.2.tgz", + "integrity": "sha512-58lmxKSA4BNyLz+HHMUzlOEpg09FV+ev6ZMe3vJihgdxzgcwZ8VoEEPmALCZG9LmqfVoNMMKpttIYTVG6uDY7A==", + "dev": true + } + } + }, + "type-fest": { + "version": "0.8.1", + "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.8.1.tgz", + "integrity": "sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==", + "dev": true + }, + "typedarray-to-buffer": { + "version": "3.1.5", + "resolved": "https://registry.npmjs.org/typedarray-to-buffer/-/typedarray-to-buffer-3.1.5.tgz", + "integrity": "sha512-zdu8XMNEDepKKR+XYOXAVPtWui0ly0NtohUscw+UmaHiAWT8hrV1rr//H6V+0DvJ3OQ19S979M0laLfX8rm82Q==", + "dev": true, + "requires": { + "is-typedarray": "^1.0.0" + } + }, + "typescript": { + "version": "4.0.5", + "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.0.5.tgz", + "integrity": "sha512-ywmr/VrTVCmNTJ6iV2LwIrfG1P+lv6luD8sUJs+2eI9NLGigaN+nUQc13iHqisq7bra9lnmUSYqbJvegraBOPQ==", + "dev": true + }, + "uuid": { + "version": "3.4.0", + "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz", + "integrity": "sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A==", + "dev": true + }, + "vary": { + "version": "1.1.2", + "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz", + "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw=", + "dev": true + }, + "which": { + "version": "2.0.2", + "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz", + "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==", + "dev": true, + "requires": { + "isexe": "^2.0.0" + } + }, + "which-module": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz", + "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=", + "dev": true + }, + "wide-align": { + "version": "1.1.3", + "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz", + "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==", + "dev": true, + "requires": { + "string-width": "^1.0.2 || 2" + }, + "dependencies": { + "ansi-regex": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz", + "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=", + "dev": true + }, + "is-fullwidth-code-point": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz", + "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=", + "dev": true + }, + "string-width": { + "version": "2.1.1", + "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz", + "integrity": "sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==", + "dev": true, + "requires": { + "is-fullwidth-code-point": "^2.0.0", + "strip-ansi": "^4.0.0" + } + }, + "strip-ansi": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz", + "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=", + "dev": true, + "requires": { + "ansi-regex": "^3.0.0" + } + } + } + }, + "workerpool": { + "version": "6.1.0", + "resolved": "https://registry.npmjs.org/workerpool/-/workerpool-6.1.0.tgz", + "integrity": "sha512-toV7q9rWNYha963Pl/qyeZ6wG+3nnsyvolaNUS8+R5Wtw6qJPTxIlOP1ZSvcGhEJw+l3HMMmtiNo9Gl61G4GVg==", + "dev": true + }, + "wrap-ansi": { + "version": "6.2.0", + "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-6.2.0.tgz", + "integrity": "sha512-r6lPcBGxZXlIcymEu7InxDMhdW0KDxpLgoFLcguasxCaJ/SOIZwINatK9KY/tf+ZrlywOKU0UDj3ATXUBfxJXA==", + "dev": true, + "requires": { + "ansi-styles": "^4.0.0", + "string-width": "^4.1.0", + "strip-ansi": "^6.0.0" + }, + "dependencies": { + "ansi-styles": { + "version": "4.3.0", + "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz", + "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==", + "dev": true, + "requires": { + "color-convert": "^2.0.1" + } + }, + "color-convert": { + "version": "2.0.1", + "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz", + "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==", + "dev": true, + "requires": { + "color-name": "~1.1.4" + } + }, + "color-name": { + "version": "1.1.4", + "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz", + "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==", + "dev": true + } + } + }, + "wrappy": { + "version": "1.0.2", + "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz", + "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=", + "dev": true + }, + "write-file-atomic": { + "version": "3.0.3", + "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-3.0.3.tgz", + "integrity": "sha512-AvHcyZ5JnSfq3ioSyjrBkH9yW4m7Ayk8/9My/DD9onKeu/94fwrMocemO2QAJFAlnnDN+ZDS+ZjAR5ua1/PV/Q==", + "dev": true, + "requires": { + "imurmurhash": "^0.1.4", + "is-typedarray": "^1.0.0", + "signal-exit": "^3.0.2", + "typedarray-to-buffer": "^3.1.5" + } + }, + "ws": { + "version": "7.4.5", + "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.5.tgz", + "integrity": "sha512-xzyu3hFvomRfXKH8vOFMU3OguG6oOvhXMo3xsGy3xWExqaM2dxBbVxuD99O7m3ZUFMvvscsZDqxfgMaRr/Nr1g==", + "dev": true + }, + "y18n": { + "version": "4.0.1", + "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.1.tgz", + "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==", + "dev": true + }, + "yargs": { + "version": "15.4.1", + "resolved": "https://registry.npmjs.org/yargs/-/yargs-15.4.1.tgz", + "integrity": "sha512-aePbxDmcYW++PaqBsJ+HYUFwCdv4LVvdnhBy78E57PIor8/OVvhMrADFFEDh8DHDFRv/O9i3lPhsENjO7QX0+A==", + "dev": true, + "requires": { + "cliui": "^6.0.0", + "decamelize": "^1.2.0", + "find-up": "^4.1.0", + "get-caller-file": "^2.0.1", + "require-directory": "^2.1.1", + "require-main-filename": "^2.0.0", + "set-blocking": "^2.0.0", + "string-width": "^4.2.0", + "which-module": "^2.0.0", + "y18n": "^4.0.0", + "yargs-parser": "^18.1.2" + } + }, + "yargs-parser": { + "version": "18.1.3", + "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-18.1.3.tgz", + "integrity": "sha512-o50j0JeToy/4K6OZcaQmW6lyXXKhq7csREXcDwk2omFPJEwUNOVtJKvmDr9EI1fAJZUyZcRF7kxGBWmRXudrCQ==", + "dev": true, + "requires": { + "camelcase": "^5.0.0", + "decamelize": "^1.2.0" + } + }, + "yargs-unparser": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-2.0.0.tgz", + "integrity": "sha512-7pRTIA9Qc1caZ0bZ6RYRGbHJthJWuakf+WmHK0rVeLkNrrGhfoabBNdue6kdINI6r4if7ocq9aD/n7xwKOdzOA==", + "dev": true, + "requires": { + "camelcase": "^6.0.0", + "decamelize": "^4.0.0", + "flat": "^5.0.2", + "is-plain-obj": "^2.1.0" + }, + "dependencies": { + "camelcase": { + "version": "6.2.0", + "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-6.2.0.tgz", + "integrity": "sha512-c7wVvbw3f37nuobQNtgsgG9POC9qMbNuMQmTCqZv23b6MIz0fcYpBiOlv9gEN/hdLdnZTDQhg6e9Dq5M1vKvfg==", + "dev": true + }, + "decamelize": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-4.0.0.tgz", + "integrity": "sha512-9iE1PgSik9HeIIw2JO94IidnE3eBoQrFJ3w7sFuzSX4DpmZ3v5sZpUiV5Swcf6mQEF+Y0ru8Neo+p+nyh2J+hQ==", + "dev": true + } + } + }, + "yeast": { + "version": "0.1.2", + "resolved": "https://registry.npmjs.org/yeast/-/yeast-0.1.2.tgz", + "integrity": "sha1-AI4G2AlDIMNy28L47XagymyKxBk=", + "dev": true + }, + "yn": { + "version": "3.1.1", + "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.1.tgz", + "integrity": "sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q==", + "dev": true + }, + "yocto-queue": { + "version": "0.1.0", + "resolved": "https://registry.npmjs.org/yocto-queue/-/yocto-queue-0.1.0.tgz", + "integrity": "sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==", + "dev": true + } + } +} diff --git a/package.json b/package.json new file mode 100644 index 00000000..b17a8e0b --- /dev/null +++ b/package.json @@ -0,0 +1,46 @@ +{ + "name": "@socket.io/cluster-adapter", + "version": "0.0.1", + "description": "The Socket.IO cluster adapter, allowing to broadcast events between several Socket.IO servers", + "license": "MIT", + "repository": { + "type": "git", + "url": "git@github.com:socketio/socket.io-cluster-adapter.git" + }, + "files": [ + "dist/" + ], + "main": "./dist/index.js", + "types": "./dist/index.d.ts", + "scripts": { + "test": "npm run format:check && tsc && nyc mocha --require ts-node/register test/index.ts", + "format:check": "prettier --parser typescript --check 'lib/**/*.ts' 'test/**/*.ts'", + "format:fix": "prettier --parser typescript --write 'lib/**/*.ts' 'test/**/*.ts'", + "prepack": "tsc" + }, + "dependencies": { + "debug": "~4.3.1", + "socket.io-adapter": "~2.3.0" + }, + "devDependencies": { + "@types/expect.js": "^0.3.29", + "@types/mocha": "^8.2.1", + "@types/node": "^15.12.4", + "expect.js": "0.3.1", + "mocha": "^8.4.0", + "nyc": "^15.1.0", + "prettier": "^2.1.2", + "socket.io": "^4.1.1", + "socket.io-client": "^4.1.1", + "ts-node": "^9.1.1", + "typescript": "^4.0.5" + }, + "engines": { + "node": ">=10.0.0" + }, + "keywords": [ + "socket.io", + "cluster", + "adapter" + ] +} diff --git a/test/index.ts b/test/index.ts new file mode 100644 index 00000000..39fb1fed --- /dev/null +++ b/test/index.ts @@ -0,0 +1,292 @@ +import { io as ioc, Socket as ClientSocket } from "socket.io-client"; +import expect = require("expect.js"); +import { setupPrimary } from ".."; +import { times, sleep } from "./util"; +import cluster = require("cluster"); +import { Worker } from "cluster"; + +const NODES_COUNT = 3; + +cluster.setupMaster({ + exec: "./test/worker.js", + // @ts-ignore + serialization: "advanced", // needed for packets containing buffers +}); + +setupPrimary(); + +const getRooms = (worker): Promise> => { + worker.send("get rooms"); + return new Promise((resolve) => { + worker.once("message", (content) => { + resolve(content); + }); + }); +}; + +describe("@socket.io/cluster-adapter", () => { + let clientSockets: ClientSocket[], workers: Worker[]; + + beforeEach((done) => { + clientSockets = []; + workers = []; + + for (let i = 1; i <= NODES_COUNT; i++) { + const PORT = 40000 + i; + const worker = cluster.fork({ + PORT, + }); + + const clientSocket = ioc(`http://localhost:${PORT}`); + clientSocket.on("connect", async () => { + workers.push(worker); + clientSockets.push(clientSocket); + if (clientSockets.length === NODES_COUNT) { + await sleep(100); + + done(); + } + }); + } + }); + + afterEach(() => { + for (const id in cluster.workers) { + cluster.workers[id].kill(); + } + clientSockets.forEach((socket) => { + socket.disconnect(); + }); + }); + + describe("broadcast", function () { + it("broadcasts to all clients", (done) => { + const partialDone = times(3, done); + + clientSockets.forEach((clientSocket) => { + clientSocket.on("test", (arg1, arg2, arg3) => { + expect(arg1).to.eql(1); + expect(arg2).to.eql("2"); + expect(Buffer.isBuffer(arg3)).to.be(true); + partialDone(); + }); + }); + + workers[0].send("broadcasts to all clients"); + }); + + it("broadcasts to all clients in a namespace", (done) => { + const partialDone = times(3, done); + + const onConnect = times(3, async () => { + workers[0].send("broadcasts to all clients in a namespace"); + }); + + clientSockets.forEach((clientSocket) => { + const socket = clientSocket.io.socket("/custom"); + socket.on("connect", onConnect); + socket.on("test", () => { + socket.disconnect(); + partialDone(); + }); + }); + }); + + it("broadcasts to all clients in a room", (done) => { + workers[1].send("join room1"); + + clientSockets[0].on("test", () => { + done(new Error("should not happen")); + }); + + clientSockets[1].on("test", () => { + done(); + }); + + clientSockets[2].on("test", () => { + done(new Error("should not happen")); + }); + + workers[0].send("broadcasts to all clients in a room"); + }); + + it("broadcasts to all clients except in room", (done) => { + const partialDone = times(2, done); + workers[1].send("join room1"); + + clientSockets[0].on("test", () => { + partialDone(); + }); + + clientSockets[1].on("test", () => { + done(new Error("should not happen")); + }); + + clientSockets[2].on("test", () => { + partialDone(); + }); + + workers[0].send("broadcasts to all clients except in room"); + }); + + it("broadcasts to local clients only", (done) => { + clientSockets[0].on("test", () => { + done(); + }); + + clientSockets[1].on("test", () => { + done(new Error("should not happen")); + }); + + clientSockets[2].on("test", () => { + done(new Error("should not happen")); + }); + + workers[0].send("broadcasts to local clients only"); + }); + }); + + describe("socketsJoin", () => { + it("makes all socket instances join the specified room", async () => { + workers[0].send("makes all socket instances join the specified room"); + + await sleep(100); + + expect((await getRooms(workers[0])).has("room1")).to.be(true); + expect((await getRooms(workers[1])).has("room1")).to.be(true); + expect((await getRooms(workers[2])).has("room1")).to.be(true); + }); + + it("makes the matching socket instances join the specified room", async () => { + workers[0].send("join room1"); + workers[2].send("join room1"); + + workers[0].send( + "makes the matching socket instances join the specified room" + ); + + await sleep(100); + + expect((await getRooms(workers[0])).has("room2")).to.be(true); + expect((await getRooms(workers[1])).has("room2")).to.be(false); + expect((await getRooms(workers[2])).has("room2")).to.be(true); + }); + }); + + describe("socketsLeave", () => { + it("makes all socket instances leave the specified room", async () => { + workers[0].send("join room1"); + workers[2].send("join room1"); + + workers[0].send("makes all socket instances leave the specified room"); + + await sleep(100); + + expect((await getRooms(workers[0])).has("room1")).to.be(false); + expect((await getRooms(workers[1])).has("room1")).to.be(false); + expect((await getRooms(workers[2])).has("room1")).to.be(false); + }); + + it("makes the matching socket instances leave the specified room", async () => { + workers[0].send("join room1 & room2"); + workers[2].send("join room2"); + + workers[0].send( + "makes the matching socket instances leave the specified room" + ); + + await sleep(100); + + expect((await getRooms(workers[0])).has("room2")).to.be(false); + expect((await getRooms(workers[1])).has("room2")).to.be(false); + expect((await getRooms(workers[2])).has("room2")).to.be(true); + }); + }); + + describe("disconnectSockets", () => { + it("makes all socket instances disconnect", (done) => { + const partialDone = times(3, done); + + clientSockets.forEach((clientSocket) => { + clientSocket.on("disconnect", (reason) => { + expect(reason).to.eql("io server disconnect"); + partialDone(); + }); + }); + + workers[0].send("makes all socket instances disconnect"); + }); + }); + + describe("fetchSockets", () => { + it("returns all socket instances", (done) => { + workers[0].send("returns all socket instances"); + + workers[0].on("message", (result) => { + if (result === "ok") { + done(); + } + }); + }); + }); + + describe("serverSideEmit", () => { + it("sends an event to other server instances", (done) => { + const partialDone = times(2, done); + + workers[0].send("sends an event to other server instances"); + + workers[0].on("message", (result) => { + if (result === "ok") { + done(new Error("should not happen")); + } + }); + + workers[1].on("message", (result) => { + expect(result).to.eql("ok"); + partialDone(); + }); + + workers[2].on("message", (result) => { + expect(result).to.eql("ok"); + partialDone(); + }); + }); + + it("sends an event and receives a response from the other server instances", (done) => { + workers[0].send( + "sends an event and receives a response from the other server instances (1)" + ); + workers[1].send( + "sends an event and receives a response from the other server instances (2)" + ); + workers[2].send( + "sends an event and receives a response from the other server instances (3)" + ); + + workers[0].on("message", (result) => { + if (result === "ok") { + done(); + } + }); + }); + + it("sends an event but timeout if one server does not respond", (done) => { + workers[0].send( + "sends an event but timeout if one server does not respond (1)" + ); + workers[1].send( + "sends an event but timeout if one server does not respond (2)" + ); + workers[2].send( + "sends an event but timeout if one server does not respond (3)" + ); + + workers[0].on("message", (result) => { + if (result === "ok") { + done(); + } + }); + }); + }); +}); diff --git a/test/util.ts b/test/util.ts new file mode 100644 index 00000000..c815f22c --- /dev/null +++ b/test/util.ts @@ -0,0 +1,13 @@ +export function times(count: number, fn: () => void) { + let i = 0; + return () => { + i++; + if (i === count) { + fn(); + } + }; +} + +export function sleep(duration: number) { + return new Promise((resolve) => setTimeout(resolve, duration)); +} diff --git a/test/worker.js b/test/worker.js new file mode 100644 index 00000000..a42e1143 --- /dev/null +++ b/test/worker.js @@ -0,0 +1,132 @@ +const { createServer } = require("http"); +const { Server } = require("socket.io"); +const { createAdapter } = require(".."); + +const httpServer = createServer(); +const io = new Server(httpServer); +const expect = require("expect.js"); + +io.adapter(createAdapter()); + +let serverSocket; + +io.on("connection", (socket) => { + serverSocket = socket; +}); + +const customNamespace = io.of("/custom"); + +process.on("message", async (msg) => { + switch (msg) { + case "broadcasts to all clients": + io.emit("test", 1, "2", Buffer.from([3, 4])); + break; + case "broadcasts to all clients in a namespace": + customNamespace.emit("test"); + break; + case "join room1": + serverSocket.join("room1"); + break; + case "join room1 & room2": + serverSocket.join(["room1", "room2"]); + break; + case "join room2": + serverSocket.join("room2"); + break; + case "broadcasts to all clients in a room": + io.to("room1").emit("test"); + break; + case "broadcasts to all clients except in room": + io.of("/").except("room1").emit("test"); + break; + case "broadcasts to local clients only": + io.local.emit("test"); + break; + + case "get rooms": + process.send(serverSocket.rooms); + break; + case "makes all socket instances join the specified room": + io.socketsJoin("room1"); + break; + + case "makes the matching socket instances join the specified room": + io.in("room1").socketsJoin("room2"); + break; + + case "makes all socket instances leave the specified room": + io.socketsLeave("room1"); + break; + case "makes the matching socket instances leave the specified room": + io.in("room1").socketsLeave("room2"); + break; + + case "makes all socket instances disconnect": + io.disconnectSockets(); + break; + + case "returns all socket instances": + const sockets = await io.fetchSockets(); + + expect(sockets).to.be.an(Array); + expect(sockets).to.have.length(3); + expect(io.of("/").adapter.requests.size).to.eql(0); // clean up + + process.send("ok"); + break; + + case "sends an event to other server instances": + io.serverSideEmit("hello", "world", 1, "2"); + break; + case "sends an event and receives a response from the other server instances (1)": + io.serverSideEmit("hello with ack", (err, response) => { + expect(err).to.be(null); + expect(response).to.be.an(Array); + expect(response).to.contain(2); + expect(response).to.contain("3"); + process.send("ok"); + }); + break; + case "sends an event and receives a response from the other server instances (2)": + io.on("hello with ack", (cb) => { + cb(2); + }); + break; + case "sends an event and receives a response from the other server instances (3)": + io.on("hello with ack", (cb) => { + cb("3"); + }); + break; + case "sends an event but timeout if one server does not respond (1)": + io.of("/").adapter.requestsTimeout = 200; + + io.serverSideEmit("hello with ack", (err, response) => { + expect(err.message).to.be( + "timeout reached: only 1 responses received out of 2" + ); + expect(response).to.be.an(Array); + expect(response).to.contain(2); + process.send("ok"); + }); + break; + case "sends an event but timeout if one server does not respond (2)": + io.on("hello with ack", (cb) => { + cb(2); + }); + break; + case "sends an event but timeout if one server does not respond (3)": + io.on("hello with ack", (cb) => { + // do nothing + }); + break; + } +}); + +io.on("hello", (arg1, arg2, arg3) => { + expect(arg1).to.eql("world"); + expect(arg2).to.eql(1); + expect(arg3).to.eql("2"); + process.send("ok"); +}); + +httpServer.listen(parseInt(process.env.PORT, 10)); diff --git a/tsconfig.json b/tsconfig.json new file mode 100644 index 00000000..87d51bf0 --- /dev/null +++ b/tsconfig.json @@ -0,0 +1,12 @@ +{ + "compilerOptions": { + "outDir": "./dist", + "allowJs": false, + "target": "es2017", + "module": "commonjs", + "declaration": true + }, + "include": [ + "./lib/**/*" + ] +}