Initial commit

.env.sample

@@ -0,0 +1,4 @@
+PORT=8080
+ALLOWED_HOSTS=['*']
+MACAROON=ABC
+LND_REST_API=localhost:8080

.eslintrc.json

@@ -0,0 +1,39 @@
+{
+    "env": {
+        "browser": false,
+        "es2021": true
+    },
+    "extends": [
+        "plugin:@shopify/typescript",
+        "plugin:@shopify/typescript-type-checking",
+        "plugin:@shopify/node",
+        "plugin:@shopify/prettier"
+    ],
+    "parser": "@typescript-eslint/parser",
+    "parserOptions": {
+        "ecmaVersion": 13,
+        "sourceType": "module",
+        "project": [
+            "./tsconfig.json"
+        ]
+    },
+    "overrides": [
+        {
+            "files": [
+                "src/**/*.{ts,tsx}"
+            ],
+            "extends": [
+                "plugin:@shopify/typescript-type-checking"
+            ],
+            "parserOptions": {
+                "project": "./tsconfig.json"
+            },
+            "rules": {
+                "@typescript-eslint/no-unnecessary-condition": "off"
+            }
+        }
+    ],
+    "plugins": [
+        "@typescript-eslint"
+    ]
+}

.gitignore

@@ -0,0 +1,240 @@
+
+# Created by https://www.toptal.com/developers/gitignore/api/visualstudiocode,macos,windows,linux,node,yarn
+# Edit at https://www.toptal.com/developers/gitignore?templates=visualstudiocode,macos,windows,linux,node,yarn
+
+### Linux ###
+*~
+
+# temporary files which can be created if a process still has a handle open of a deleted file
+.fuse_hidden*
+
+# KDE directory preferences
+.directory
+
+# Linux trash folder which might appear on any partition or disk
+.Trash-*
+
+# .nfs files are created when an open file is removed but is still being accessed
+.nfs*
+
+### macOS ###
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+### Node ###
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+.pnpm-debug.log*
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+*.lcov
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Snowpack dependency directory (https://snowpack.dev/)
+web_modules/
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+.env.test
+.env.production
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+.parcel-cache
+
+# Next.js build output
+.next
+out
+
+# Nuxt.js build / generate output
+.nuxt
+dist
+
+# Gatsby files
+.cache/
+# Comment in the public line in if your project uses Gatsby and not Next.js
+# https://nextjs.org/blog/next-9-1#public-directory-support
+# public
+
+# vuepress build output
+.vuepress/dist
+
+# Serverless directories
+.serverless/
+
+# FuseBox cache
+.fusebox/
+
+# DynamoDB Local files
+.dynamodb/
+
+# TernJS port file
+.tern-port
+
+# Stores VSCode versions used for testing VSCode extensions
+.vscode-test
+
+# yarn v2
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*
+
+### Node Patch ###
+# Serverless Webpack directories
+.webpack/
+
+# Optional stylelint cache
+.stylelintcache
+
+# SvelteKit build / generate output
+.svelte-kit
+
+### VisualStudioCode ###
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+*.code-workspace
+
+# Local History for Visual Studio Code
+.history/
+
+### VisualStudioCode Patch ###
+# Ignore all local history of files
+.history
+.ionide
+
+# Support for Project snippet scope
+!.vscode/*.code-snippets
+
+### Windows ###
+# Windows thumbnail cache files
+Thumbs.db
+Thumbs.db:encryptable
+ehthumbs.db
+ehthumbs_vista.db
+
+# Dump file
+*.stackdump
+
+# Folder config file
+[Dd]esktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msix
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+### yarn ###
+# https://yarnpkg.com/advanced/qa#which-files-should-be-gitignored
+
+.yarn/*
+!.yarn/releases
+!.yarn/plugins
+!.yarn/sdks
+!.yarn/versions
+
+# if you are NOT using Zero-installs, then:
+# comment the following lines
+!.yarn/cache
+
+# and uncomment the following lines
+# .pnp.*
+
+# End of https://www.toptal.com/developers/gitignore/api/visualstudiocode,macos,windows,linux,node,yarn

.prettierrc

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+{
+    "arrowParens": "always",
+    "singleQuote": true,
+    "bracketSpacing": false,
+    "trailingComma": "all",
+    "quoteProps": "as-needed"
+}

package.json

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+{
+  "name": "ringtools-server-ts",
+  "version": "1.0.0",
+  "main": "src/index.ts",
+  "license": "Apache-2.0",
+  "dependencies": {
+    "@fastify/ajv-compiler": "^3.0.0",
+    "@types/ws": "^8.2.2",
+    "ajv-formats": "^2.1.1",
+    "axios": "^0.24.0",
+    "dotenv": "^11.0.0",
+    "fastify": "^3.25.3",
+    "fastify-env": "^2.1.1",
+    "fastify-helmet": "^6.0.0",
+    "fastify-sensible": "^3.1.2",
+    "fastify-socket.io": "^3.0.0",
+    "rxjs": "^7.5.2",
+    "socket.io": "^4.4.1",
+    "typescript": "^4.5.4",
+    "ws": "^8.4.0"
+  },
+  "devDependencies": {
+    "@shopify/eslint-plugin": "^41.0.1",
+    "@types/node": "^17.0.8",
+    "@typescript-eslint/eslint-plugin": "^5.8.1",
+    "@typescript-eslint/parser": "^5.8.1",
+    "eslint": "^8.5.0",
+    "eslint-config-prettier": "^8.3.0",
+    "prettier": "^2.5.1",
+    "ts-node": "^10.4.0"
+  },
+  "scripts": {
+    "start": "ts-node src/index.ts",
+    "lint": "eslint . --ext .ts"
+  }
+}

public/index.html

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+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  </head>
+  <body>
+    <h1>Look at the server log to see if the connection happened</h1>
+  </body>
+  <script src="/socket.io/socket.io.js"></script>
+  <script>
+    var channelSocket = io('/channel');
+
+    var nodeSocket = io('/node');
+
+    channelSocket.onAny((eventName) => {
+        console.log(eventName);
+    })
+
+    nodeSocket.onAny((eventName) => {
+        console.log(eventName);
+    })
+  </script>
+</html>

src/index.ts

@@ -0,0 +1,194 @@
+import dotenv from 'dotenv';
+import fastify, {FastifyReply, FastifyRequest} from 'fastify';
+import fastifyEnv from 'fastify-env';
+import fastifySensible from 'fastify-sensible';
+import socketioServer from 'fastify-socket.io';
+import {Socket} from 'socket.io';
+import {DefaultEventsMap} from 'socket.io/dist/typed-events';
+
+import {LndService} from './lightning/lnd-service';
+
+dotenv.config();
+
+const lndService = new LndService(
+  process.env.LND_REST_API || 'localhost:8080',
+  process.env.MACAROON || '',
+);
+
+lndService.run();
+
+const envSchema = {
+  type: 'object',
+  required: ['PORT'],
+  properties: {
+    PORT: {
+      type: 'string',
+      default: 3000,
+    },
+  },
+};
+
+const envOptions = {
+  dotenv: true,
+  schema: envSchema,
+};
+
+const server = fastify({
+  logger: true,
+});
+
+server.register(socketioServer);
+// server.register(helmet, {enableCSPNonces: true});
+server.register(fastifyEnv, envOptions);
+server.register(fastifySensible);
+
+server.get(
+  '/node/:pubKey',
+  {
+    schema: {
+      querystring: {
+        pubKey: {type: 'string'},
+      },
+    },
+  },
+  async (request: FastifyRequest<any>, reply: FastifyReply<any>) => {
+    if (request.params.pubKey.length !== 66) reply.notFound();
+
+    return lndService.getNode(request.params.pubKey);
+  },
+);
+
+server.get(
+  '/channel/:channelId',
+  {
+    schema: {
+      querystring: {
+        channelId: {type: 'integer'},
+      },
+    },
+  },
+  async (request: FastifyRequest<any>, reply: FastifyReply<any>) => {
+    return lndService.getChannel(request.params.channelId);
+  },
+);
+
+lndService.channelUpdateSubject.subscribe((data) => {
+  for (const channel of data) {
+    lndService
+      .getChannel(channel.chan_id)
+      .then((chanInfo) => {
+        server.io
+          .to([chanInfo.node1_pub, chanInfo.node2_pub, chanInfo.channel_id])
+          .emit('channel', chanInfo);
+        server.io.of('/channel').to(channel.chan_id).emit('channel', chanInfo);
+        server.io
+          .of('/node')
+          .to([chanInfo.node1_pub, chanInfo.node2_pub])
+          .emit('channel', chanInfo);
+      })
+      .catch(() => {});
+  }
+});
+
+lndService.nodeUpdateSubject.subscribe((data) => {
+  for (const node of data) {
+    lndService
+      .getNode(node.identity_key)
+      .then((nodeInfo) => {
+        server.io.to(nodeInfo.node.pub_key).emit('pubkey', nodeInfo);
+        server.io.of('/node').to(nodeInfo.node.pub_key).emit('node', nodeInfo);
+      })
+      .catch(() => {});
+  }
+});
+
+server.ready((err: Error) => {
+  if (err) throw err;
+
+  const nodeNamespace = server.io.of('/node');
+  const channelNamespace = server.io.of('/channel');
+
+  server.io.on(
+    'connection',
+    (socket: Socket<DefaultEventsMap, DefaultEventsMap>) => {
+      socket.on('subscribe_channel', (data) => {
+        for (const channelId of data.data) {
+          socket.join(channelId);
+        }
+      });
+
+      socket.on('subscribe_pubkey', (data) => {
+        for (const pubKey of data.data) {
+          socket.join(pubKey);
+
+          lndService
+            .getNode(pubKey)
+            .then((nodeInfo) => {
+              socket.emit('pubkey', nodeInfo);
+            })
+            .catch(() => {});
+        }
+      });
+
+      socket.on('unsubscribe_pubkey', (data) => {
+        for (const pubKey of data.data) {
+          socket.leave(pubKey);
+        }
+      });
+
+      socket.on('unsubscribe_all', (_data) => {
+        for (const room of socket.rooms) {
+          socket.leave(room);
+        }
+      });
+    },
+  );
+
+  channelNamespace.on(
+    'connection',
+    (socket: Socket<DefaultEventsMap, DefaultEventsMap>) => {
+      socket.on('subscribe', (data) => {
+        socket.join(data);
+
+        lndService
+          .getChannel(data)
+          .then((nodeInfo) => {
+            socket.emit('channel', nodeInfo);
+          })
+          .catch(() => {});
+      });
+
+      socket.on('unsubscribe_all', (_data) => {
+        for (const room of socket.rooms) {
+          socket.leave(room);
+        }
+      });
+    },
+  );
+
+  nodeNamespace.on(
+    'connection',
+    (socket: Socket<DefaultEventsMap, DefaultEventsMap>) => {
+      socket.on('subscribe', (data) => {
+        for (const pubKey of data) {
+          socket.join(pubKey);
+
+          lndService
+            .getNode(pubKey)
+            .then((nodeInfo) => {
+              socket.emit('node', nodeInfo);
+            })
+            .catch(() => {});
+        }
+      });
+    },
+  );
+});
+
+server.listen(process.env.PORT || 3000, (err, address) => {
+  if (err) {
+    console.error(err);
+    process.exit(1);
+  }
+  console.log(`Server listening at ${address}`);
+});

src/lightning/lnd-service.ts

@@ -0,0 +1,87 @@
+import * as https from 'https';
+
+import axios from 'axios';
+import {Subject} from 'rxjs';
+import WebSocket from 'ws';
+
+const httpsAgent = new https.Agent({
+  rejectUnauthorized: false,
+});
+
+axios.defaults.httpsAgent = httpsAgent;
+
+interface GraphUpdateResult {
+  result: {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    node_updates: [];
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    channel_updates: [];
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    closed_chans: [];
+  };
+}
+
+export class LndService {
+  ws: WebSocket;
+  channelUpdateSubject: Subject<any> = new Subject();
+  nodeUpdateSubject: Subject<any> = new Subject();
+  closedChannelSubject: Subject<any> = new Subject();
+
+  constructor(protected lndRestApiUrl: string, protected macaroon: string) {
+    this.ws = new WebSocket(
+      `wss://${this.lndRestApiUrl}/v1/graph/subscribe?method=GET`,
+      {
+        // Work-around for self-signed certificates.
+        rejectUnauthorized: false,
+        headers: {
+          'Grpc-Metadata-Macaroon': this.macaroon,
+        },
+      },
+    );
+  }
+
+  run() {
+    this.ws.on('open', () => {
+      this.ws.send('{}');
+    });
+    this.ws.on('error', (err: Error) => {
+      console.log(`Error: ${err}`);
+    });
+    this.ws.on('ping', (event: Buffer) => {});
+    this.ws.on('message', (event: WebSocket.RawData) => {
+      const data: GraphUpdateResult = JSON.parse(event.toString());
+
+      if (data.result.node_updates.length) {
+        this.nodeUpdateSubject.next(data.result.node_updates);
+      }
+
+      if (data.result.channel_updates.length) {
+        this.channelUpdateSubject.next(data.result.channel_updates);
+      }
+
+      if (data.result.closed_chans.length) {
+        this.closedChannelSubject.next(data.result.closed_chans);
+      }
+    });
+  }
+
+  async getNode(pubKey: string) {
+    return (
+      await this.doLndGet(`v1/graph/node/${pubKey}?include_channels=true`)
+    ).data;
+  }
+
+  async getChannel(channelId: string) {
+    return (await this.doLndGet(`v1/graph/edge/${channelId}`)).data;
+  }
+
+  private doLndGet(endPoint: string) {
+    return axios.get(`https://${this.lndRestApiUrl}/${endPoint}`, {
+      responseType: 'json',
+
+      headers: {
+        'Grpc-Metadata-Macaroon': this.macaroon,
+      },
+    });
+  }
+}

tsconfig.json

@@ -0,0 +1,101 @@
+{
+  "compilerOptions": {
+    /* Visit https://aka.ms/tsconfig.json to read more about this file */
+
+    /* Projects */
+    // "incremental": true,                              /* Enable incremental compilation */
+    // "composite": true,                                /* Enable constraints that allow a TypeScript project to be used with project references. */
+    // "tsBuildInfoFile": "./",                          /* Specify the folder for .tsbuildinfo incremental compilation files. */
+    // "disableSourceOfProjectReferenceRedirect": true,  /* Disable preferring source files instead of declaration files when referencing composite projects */
+    // "disableSolutionSearching": true,                 /* Opt a project out of multi-project reference checking when editing. */
+    // "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */
+
+    /* Language and Environment */
+    "target": "es2016",                                  /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
+    // "lib": [],                                        /* Specify a set of bundled library declaration files that describe the target runtime environment. */
+    // "jsx": "preserve",                                /* Specify what JSX code is generated. */
+    // "experimentalDecorators": true,                   /* Enable experimental support for TC39 stage 2 draft decorators. */
+    // "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */
+    // "jsxFactory": "",                                 /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h' */
+    // "jsxFragmentFactory": "",                         /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
+    // "jsxImportSource": "",                            /* Specify module specifier used to import the JSX factory functions when using `jsx: react-jsx*`.` */
+    // "reactNamespace": "",                             /* Specify the object invoked for `createElement`. This only applies when targeting `react` JSX emit. */
+    // "noLib": true,                                    /* Disable including any library files, including the default lib.d.ts. */
+    // "useDefineForClassFields": true,                  /* Emit ECMAScript-standard-compliant class fields. */
+
+    /* Modules */
+    "module": "commonjs",                                /* Specify what module code is generated. */
+    // "rootDir": "./",                                  /* Specify the root folder within your source files. */
+    // "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
+    // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
+    // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
+    // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
+    // "typeRoots": [],                                  /* Specify multiple folders that act like `./node_modules/@types`. */
+    // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */
+    // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
+    // "resolveJsonModule": true,                        /* Enable importing .json files */
+    // "noResolve": true,                                /* Disallow `import`s, `require`s or `<reference>`s from expanding the number of files TypeScript should add to a project. */
+
+    /* JavaScript Support */
+    // "allowJs": true,                                  /* Allow JavaScript files to be a part of your program. Use the `checkJS` option to get errors from these files. */
+    // "checkJs": true,                                  /* Enable error reporting in type-checked JavaScript files. */
+    // "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from `node_modules`. Only applicable with `allowJs`. */
+
+    /* Emit */
+    // "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
+    // "declarationMap": true,                           /* Create sourcemaps for d.ts files. */
+    // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
+    "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
+    // "outFile": "./",                                  /* Specify a file that bundles all outputs into one JavaScript file. If `declaration` is true, also designates a file that bundles all .d.ts output. */
+    "outDir": "./dist",                                   /* Specify an output folder for all emitted files. */
+    // "removeComments": true,                           /* Disable emitting comments. */
+    // "noEmit": true,                                   /* Disable emitting files from a compilation. */
+    // "importHelpers": true,                            /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
+    // "importsNotUsedAsValues": "remove",               /* Specify emit/checking behavior for imports that are only used for types */
+    // "downlevelIteration": true,                       /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
+    // "sourceRoot": "",                                 /* Specify the root path for debuggers to find the reference source code. */
+    // "mapRoot": "",                                    /* Specify the location where debugger should locate map files instead of generated locations. */
+    // "inlineSourceMap": true,                          /* Include sourcemap files inside the emitted JavaScript. */
+    // "inlineSources": true,                            /* Include source code in the sourcemaps inside the emitted JavaScript. */
+    // "emitBOM": true,                                  /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
+    // "newLine": "crlf",                                /* Set the newline character for emitting files. */
+    // "stripInternal": true,                            /* Disable emitting declarations that have `@internal` in their JSDoc comments. */
+    // "noEmitHelpers": true,                            /* Disable generating custom helper functions like `__extends` in compiled output. */
+    // "noEmitOnError": true,                            /* Disable emitting files if any type checking errors are reported. */
+    // "preserveConstEnums": true,                       /* Disable erasing `const enum` declarations in generated code. */
+    // "declarationDir": "./",                           /* Specify the output directory for generated declaration files. */
+    // "preserveValueImports": true,                     /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
+
+    /* Interop Constraints */
+    // "isolatedModules": true,                          /* Ensure that each file can be safely transpiled without relying on other imports. */
+    // "allowSyntheticDefaultImports": true,             /* Allow 'import x from y' when a module doesn't have a default export. */
+    "esModuleInterop": true,                             /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables `allowSyntheticDefaultImports` for type compatibility. */
+    // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
+    "forceConsistentCasingInFileNames": true,            /* Ensure that casing is correct in imports. */
+
+    /* Type Checking */
+    "strict": true,                                      /* Enable all strict type-checking options. */
+    // "noImplicitAny": true,                            /* Enable error reporting for expressions and declarations with an implied `any` type.. */
+    // "strictNullChecks": true,                         /* When type checking, take into account `null` and `undefined`. */
+    // "strictFunctionTypes": true,                      /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
+    // "strictBindCallApply": true,                      /* Check that the arguments for `bind`, `call`, and `apply` methods match the original function. */
+    // "strictPropertyInitialization": true,             /* Check for class properties that are declared but not set in the constructor. */
+    // "noImplicitThis": true,                           /* Enable error reporting when `this` is given the type `any`. */
+    // "useUnknownInCatchVariables": true,               /* Type catch clause variables as 'unknown' instead of 'any'. */
+    // "alwaysStrict": true,                             /* Ensure 'use strict' is always emitted. */
+    // "noUnusedLocals": true,                           /* Enable error reporting when a local variables aren't read. */
+    // "noUnusedParameters": true,                       /* Raise an error when a function parameter isn't read */
+    // "exactOptionalPropertyTypes": true,               /* Interpret optional property types as written, rather than adding 'undefined'. */
+    // "noImplicitReturns": true,                        /* Enable error reporting for codepaths that do not explicitly return in a function. */
+    // "noFallthroughCasesInSwitch": true,               /* Enable error reporting for fallthrough cases in switch statements. */
+    // "noUncheckedIndexedAccess": true,                 /* Include 'undefined' in index signature results */
+    // "noImplicitOverride": true,                       /* Ensure overriding members in derived classes are marked with an override modifier. */
+    // "noPropertyAccessFromIndexSignature": true,       /* Enforces using indexed accessors for keys declared using an indexed type */
+    // "allowUnusedLabels": true,                        /* Disable error reporting for unused labels. */
+    // "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */
+
+    /* Completeness */
+    // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
+    "skipLibCheck": true                                 /* Skip type checking all .d.ts files. */
+  }
+}