title: Blob patterns not working in typescript on Windows
body: <p>Typescript is not working when using blob patterns inside tsconfig.json . Please find my tsconfig.json below .    </p>
  
  <pre><code> {
        "compileOnSave": false,
        "compilerOptions": {
          "declaration": false,
          "emitDecoratorMetadata": true,
          "experimentalDecorators": true,
          "module": "commonjs",
          "moduleResolution": "node",
          "outDir": "../../dist/out-tsc-e2e",
          "sourceMap": true,
          "target": "es5",
          "typeRoots": [
            "../../node_modules/@types"
          ]
        },
        "files": [
          "../../test/**/*.ts"
        ]
      }
  </code></pre>