tree-dump

Prints a tree structure to the console. Can print a binary tree or a tree with any number of children.

Usage

Install

``
npm install tree-dump
`

Print a non-binary tree

`js
import {printTree} from 'tree-dump';

const str = 'start' + printTree('', [
(tab) => 'line 1',
() => '',
(tab) => 'line 2' + printTree(tab, [
(tab) => 'line 2.1',
(tab) => 'line 2.2',
])
(tab) => 'line 3',
]);

console.log(str);
// start
// ├── line 1
// │
// ├── line 2
// │ ├── line 2.1
// │ └── line 2.2
// └── line 3
`

Print a binary tree

`js
import {printBinary} from 'tree-dump';

const str =
'Node' +
printBinary('', [
(tab) => 'left' + printBinary(tab, [
() => 'left 1',
() => 'right 1',
]),
(tab) => 'right' + printBinary(tab, [
() => 'left 2',
() => 'right 2',
]),
]);

console.log(str);
// Node
// ← left
// ← left 1
// → right 1
// → right
// ← left 2
// → right 2
``