@ipld/is-circular

high-performance, zero-dependency circular reference check for objects (or arrays)

Usage no npm install needed!

<script type="module">
  import ipldIsCircular from 'https://cdn.skypack.dev/@ipld/is-circular';
</script>

README

is-circular Build Status js-standard-style

High-performance circular reference check for objects (or arrays) w/ no dependencies

Installation

npm install is-circular

Usage

var isCircular = require('is-circular')

var circularObj = {
  foo: 1,
  bar: 2
}
circularObj.qux = circularObj

isCircular(circularObj) // true

var obj = {
  foo: 1,
  bar: 2,
  qux: 3
}

isCircular(obj) // false

License

MIT