/lucene-to-regex

A tiny project to convert boolean query string to regular expressions

Primary LanguageJavaScriptMIT LicenseMIT

Lucene to Regex for Javascript

Build Status npm

This tiny project provides ability to convert a boolean query string to regular expressions.

Installation

npm install --save lucene-to-regex

Usage

const ltr = require('lucene-to-regex')
const regex = ltr.toRegex('Lucene AND Regex AND (easy NOT difficult)', 'i')
// regex: /^(?=.*?\bLucene\b)(?=.*?\bRegex\b)(?=.*?(?=.*?\beasy\b)(?!.*?\bdifficult\b)).*$/i


regex.test('Regex and Lucene are easy.')
// result: true

regex.test('Lucene and regex are difficult.')
// result: false

You can set flag by passing an additional parameter to the method.

Check out bripkens/lucene for lucene