regexp

Regex parser based on descriptions in http://www.javascriptkit.com/javatutors/redev2.shtml


Installation

npm install regexp

Usage

``js
var regexp = require('regexp')
var res = regexp('[a-z]+')
assert.deepEqual(res, { type: 'match',
offset: 0,
text: '[a-z]+',
body:
[ { type: 'quantified',
offset: 0,
text: '[a-z]+',
body:
{ type: 'charset',
offset: 0,
text: '[a-z]',
invert: false,
body:
[ { type: 'range',
offset: 1,
text: 'a-z',
start: 'a',
end: 'z' } ] },
quantifier:
{ type: 'quantifier',
offset: 5,
text: '+',
min: 1,
max: Infinity,
greedy: true } } ] })
`

Contributing

To run tests:

`console
$ npm install
$ npm test
`

This will also automatically compile index.js.

The key source files are src/grammer.pegjs which is compiled using pegjs and src/index.js which is a CommonJS module with a special additional pseudo import` statement.

License

MIT