fltrjson

let fltr = require('fltrjson')

Installation

$ npm install fltrjson

Features

• Filter JSON with MongoDB like Queries
• Promised Matching
• Streamed Matching
• Numbers
• Strings
• Dates
• Arrays
• Objects

Examples

Simple Promised Matching

let fltr = require('fltrjson');

let query = {
	count: {
		$gt: 3,
		$lt: 9
	}
};

let json = { count: 6 };

new fltr(query).match(json)
	.then(()=> {
		console.log('Yay!');
	})
	.catch(()=> {
		console.err('Oh noes!');
	});
//=> Yay!

Simple Stream Matching

let fs   = require('fs'),
	fltr = require('fltrjson');

let query = {
	count: {
		$gt: 3,
		$lt: 9
	}
};

let logFileStream = fs.createReadStream('/var/log/myLogFile.log');

new fltr(query).on('match', (match)=> {
	if (match) {
		console.log('Yay!');
	}
}).match(logFileStream);