immutable-quadtree-js

Immutable Quadtree in JS

Example

var a = new ImmutableQuadTree(4);
var b = a.add('0000', {_id: 'ABC'});
var c = b.add('0000', {_id: 'ABC'});
var d = c.add('0010', {_id: 'BBB'});

a === b; // false
b === c; // true
c === d; // false

var e = d.keep('001');