tsconfig.json

// global tsconfig as union version for library and demo
{
  "compilerOptions": {
    "baseUrl": ".",
    "outDir": "./build",
    "target": "ES2018",
    "sourceMap": true,
    "moduleResolution": "Node",
    "module": "CommonJS",
    "declaration": true, // generate .d.ts files (declaration files) which contain types of the code
    "skipLibCheck": true, // because of errors in node libs
    "esModuleInterop": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "traceResolution": false,
    "listEmittedFiles": false,
    "listFiles": false,
    "pretty": true,
    "lib": ["ES2018", "DOM"],
    "typeRoots": [
      "node_modules/@types",
      "src/lib/types",
    ],
    "paths": {
      "*": [
        "node_modules/*",
        "src/lib/types/*",
      ],/*
      "gomshal": [
        "src/lib/index", // for reference to gomshal in demo
      ] */
    },
  },
  "include": [
    "./src/**/*.ts",
  ],
}