let foo = new Map();

export default foo

└─┬ grunt@1.0.1
  ├── coffee-script@1.10.0
  ├─┬ dateformat@1.0.12
  │ ├── get-stdin@4.0.1
  │ └─┬ meow@3.7.0
  │   ├─┬ camelcase-keys@2.1.0
  │   │ └── camelcase@2.1.1
  │   ├── decamelize@1.2.0
  │   ├─┬ loud-rejection@1.5.0
  │   │ ├─┬ currently-unhandled@0.4.1
  │   │ │ └── array-find-index@1.0.1
  │   │ └── signal-exit@3.0.0
  │   ├── map-obj@1.0.1
  │   ├── minimist@1.2.0
  │   ├─┬ normalize-package-data@2.3.5
  │   │ ├── hosted-git-info@2.1.5
  │   │ ├─┬ is-builtin-module@1.0.0
  │   │ │ └── builtin-modules@1.1.1

elendiastarman:~/workspace/src (master) $ python3 pytek_main.py -T collatz.pytek
┬root
├┬operator =
│├┬leftArgs
││└identifier: 'n'
│└┬rightArgs
│ └number: 100
├┬\corePrint
│└┬funcArgs
│ └identifier: 'n'
└┬\while
 ├┬funcArgs
 │└┬operator <
 │ ├┬leftArgs
 │ │└number: 1
 │ └┬rightArgs
 │  └identifier: 'n'
 └┬funcCode
  ├┬operator =
  │├┬leftArgs
  ││└identifier: 'n'
  │└┬rightArgs
  │ └┬\if
  │  ├┬funcArgs
  │  │└┬operator %
  │  │ ├┬leftArgs
  │  │ │└identifier: 'n'
  │  │ └┬rightArgs
  │  │  └number: 2

$ grunt build
grunt-cli: The grunt command line interface (v1.2.0)

Fatal error: Unable to find local grunt.

If you're seeing this message, grunt hasn't been installed locally to
your project. For more information about installing and configuring grunt,
please see the Getting Started guide:

gruntjs.com/getting-started

$ cd src/
$ grunt build
grunt-cli: The grunt command line interface (v1.2.0)

Fatal error: Unable to find local grunt.

If you're seeing this message, grunt hasn't been installed locally to
your project. For more information about installing and configuring grunt,
please see the Getting Started guide:

gruntjs.com/getting-started

$ grunt build
Loading "Gruntfile.js" tasks...ERROR
>> SyntaxError: /home/matt/Cheddar/Gruntfile.js:55
>>             console.log(`Using: '${path.resolve()}/bin/alias'`);
>>                         ^
>> Unexpected token ILLEGAL
Warning: Task "build" not found. Use --force to continue.

Aborted due to warnings.

$ sudo apt upgrade node
Reading package lists... Done
Building dependency tree
Reading state information... Done
node is already the newest version (0.3.2-7.4).
Calculating upgrade... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.

$ grunt build
Running "babel:dist" (babel) task

Running "copy:bin" (copy) task
Copied 1 file

Done.

$ make test
babel-node ./node_modules/.bin/babel-istanbul cover _mocha
make: babel-node: Command not found
Makefile:8: recipe for target 'test' failed
make: *** [test] Error 127

$ sudo npm install
npm WARN lifecycle cheddar@0.1.2~prepublish: cannot run in wd %s %s (wd=%s) cheddar@0.1.2 grunt build --minify /home/user/Cheddar
npm WARN optional Skipping failed optional dependency /chokidar/fsevents:
npm WARN notsup Not compatible with your operating system or architecture: fsevents@1.0.12
$ make test
babel-node ./node_modules/.bin/babel-istanbul cover _mocha
make: babel-node: Command not found
Makefile:8: recipe for target 'test' failed
make: *** [test] Error 127

$ sudo npm install again ?
npm ERR! addLocal Could not install /home/matt/Cheddar/?
npm ERR! Linux 4.4.0-22-generic
npm ERR! argv "/usr/local/bin/node" "/usr/local/bin/npm" "install" "again" "?"
npm ERR! node v6.2.2
npm ERR! npm  v3.9.5
npm ERR! path /home/matt/Cheddar/?
npm ERR! code ENOENT
npm ERR! errno -2
npm ERR! syscall open

npm ERR! enoent ENOENT: no such file or directory, open '/home/matt/Cheddar/?'
npm ERR! enoent ENOENT: no such file or directory, open '/home/matt/Cheddar/?'
npm ERR! enoent This is most likely not a problem with npm itself