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spencer-mortensen/parser
========================

Define and parse a context-free grammar

5.0.3(7y ago)0147LGPL-3.0-or-laterPHPPHP >=5.6.0

Since Sep 30Pushed 7y ago1 watchersCompare

[ Source](https://github.com/Spencer-Mortensen/parser)[ Packagist](https://packagist.org/packages/spencer-mortensen/parser)[ Docs](https://github.com/spencer-mortensen/parser)[ RSS](/packages/spencer-mortensen-parser/feed)WikiDiscussions master Synced 2d ago

READMEChangelogDependencies (2)Versions (18)Used By (0)

Parser
======

[](#parser)

Define and parse a context-free grammar.

Requirements
------------

[](#requirements)

- PHP >= 5.6

License
-------

[](#license)

This package is released under an open-source license: [LGPL-3.0](https://www.gnu.org/licenses/lgpl-3.0.html)

Installation
------------

[](#installation)

If you're using [Composer](https://getcomposer.org/), you can include this package ([spencer-mortensen/parser](https://packagist.org/packages/spencer-mortensen/parser)):

```
composer require spencer-mortensen/parser

```

Unit tests
----------

[](#unit-tests)

This project uses the [Lens](http://lens.guide) unit-testing framework.

[![Build Status](https://camo.githubusercontent.com/4b471f2dcf21e156038e5853173e3b2d41dca0223733d8561718b7330e0a9cc2/68747470733a2f2f7472617669732d63692e6f72672f7370656e6365722d6d6f7274656e73656e2f7061727365722e706e673f6272616e63683d6d6173746572)](https://travis-ci.org/spencer-mortensen/parser)

Author
------

[](#author)

[Spencer Mortensen](http://spencermortensen.com/contact/)

###  Health Score

29

—

LowBetter than 59% of packages

Maintenance20

Infrequent updates — may be unmaintained

Popularity10

Limited adoption so far

Community7

Small or concentrated contributor base

Maturity67

Established project with proven stability

 Bus Factor1

Top contributor holds 100% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

###  Release Activity

Cadence

Every ~16 days

Total

17

Last Release

2883d ago

Major Versions

1.0.0 → 2.0.02017-10-15

2.0.4 → 3.0.02017-10-26

3.0.5 → 4.0.02018-04-18

4.0.0 → 5.0.02018-05-29

PHP version history (2 changes)1.0.0PHP >=5.3.0

3.0.2PHP >=5.6.0

### Community

Maintainers

![](https://www.gravatar.com/avatar/ab3b16628454dcd5005930f417ba53fc7bc7eac0f7db768d25eef3bf30594f49?d=identicon)[spencermortensen](/maintainers/spencermortensen)

---

Top Contributors

[![spencer-mortensen](https://avatars.githubusercontent.com/u/2017476?v=4)](https://github.com/spencer-mortensen "spencer-mortensen (35 commits)")

---

Tags

parser

### Embed Badge

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