tsconfig.json

{
  "compilerOptions": {
    "baseUrl": "./",
    "outDir": "./build",
    "allowJs": true,
    "module": "commonjs",
    "target": "es2018",
    "moduleResolution": "node",
    "sourceMap": true,
    "strict": true,
    "esModuleInterop": true,
    "skipLibCheck": true,
    "forceConsistentCasingInFileNames": true,
    "resolveJsonModule": true,
    "lib": [
      "es2018",
      "dom"
    ]
  },
  "include" : [
    "data/**/*.ts",
    "lib/**/*.ts",
    "lib/**/*.js",
    "models/**/*.ts",
    "routes/**/*.ts",
    "test/**/*.ts",
    "views/**/*.ts",
    "views/**/*.js",
    "*.ts",
    "*.js"
  ],
  "exclude": [
    "node_modules",
    "frontend",
    "dist",
    "build",
    "vagrant",
    "**/*.d.ts",
    ".eslintrc.js"
  ],
  "ts-node": {
    "transpileOnly": true  // allow ts-node to run code with compile errors ignored. Remove this line after ts migration.
  }
}