Debugging mocha tests with Visual Studio Code using TypeScript

launch.json

{
  // 3. important points
  // My tests are located in /tests/ folder and they all have .spec.js extension
  // sourceMaps are enabled because I am using TypeScript
  // outFiles: My generated CommonJS files. They are located under /dist/ folder
  "version": "0.2.0",
  "configurations": [
    
    {
      "name": "Run mocha",
      "type": "node",
      "request": "launch",
      "program": "${workspaceRoot}/node_modules/mocha/bin/_mocha",
      "sourceMaps": true,
      "outFiles": ["${workspaceRoot}/dist/**/*.js"],
      "stopOnEntry": false,
      "args": ["tests/**/*.spec.js", "--no-timeouts"],
      "cwd": "${workspaceRoot}",
      "runtimeExecutable": null,
      "env": { "NODE_ENV": "testing"}
    }
  ]
}