Count the rectangles in an ASCII diagram like the one below.

   +--+
  ++  |
+-++--+
|  |  |
+--+--+

The above diagram contains 6 rectangles:

+-----+
|     |
+-----+

   +--+
   |  |
   |  |
   |  |
   +--+

   +--+
   |  |
   +--+

   +--+
   |  |
   +--+

+--+
|  |
+--+

  ++
  ++

You may assume that the input is always a proper rectangle (i.e. the length of every line equals the length of the first line).

Go through the setup instructions for Javascript to install the necessary dependencies:

https://exercism.io/tracks/javascript/installation

Install assignment dependencies:

$ npm install

Execute the tests with:

$ npm test

In the test suites all tests but the first have been skipped.

Once you get a test passing, you can enable the next one by changing xtest to test.

It's possible to submit an incomplete solution so you can see how others have completed the exercise.