treevis

Treevis is a small utility to graph LeetCode trees. It's useful to debug visually test cases.

How to Use

$ npm install -g treevis
or
$ yarn global add treevis

then

$ treevis <array>

Example

treevis [5,4,7,3,null,2,null,-1,null,9]

will produce

       5
      / \
     /   \
    4     7
   /     /
  3     2
 /     /
-1    9

Disclaimer

Long trees don't always display correctly.