mqtt-wildcard

[![License][mit-badge]][mit-url]

> Match a MQTT Topic against Wildcards

Install and Usage

``
$ npm install mqtt-wildcard
`

`javascript
var mqttWildcard = require('mqtt-wildcard');
`

Alternatively you can use bower to install mqtt-wildcard, AMD is also supported.

API

_array|null_ mqttWildcard (_string_ topic, _string_ wildcard)

Returns null if not matched, otherwise an array containing the wildcards contents will be returned.

Examples:
`javascript
mqttWildcard('test/foo/bar', 'test/foo/bar'); // []
mqttWildcard('test/foo/bar', 'test/+/bar'); // ['foo']
mqttWildcard('test/foo/bar', 'test/#'); // ['foo/bar']
mqttWildcard('test/foo/bar/baz', 'test/+/#'); // ['foo', 'bar/baz']
mqttWildcard('test/foo/bar/baz', 'test/+/+/baz'); // ['foo', 'bar']

mqttWildcard('test', 'test/#'); // []
mqttWildcard('test/', 'test/#'); // ['']

mqttWildcard('test/foo/bar', 'test/+'); // null
mqttWildcard('test/foo/bar', 'test/nope/bar'); // null
``

License

MIT (c) 2017 Sebastian Raff

[mit-badge]: https://img.shields.io/badge/License-MIT-blue.svg?style=flat
[mit-url]: LICENSE