Watch a file changes and return a buffer with the new added data, for watch logs, etc.
var tailf = require('node-tailf');
var watchinglog = new tailf.simpleTailf('my.log');
watchinglog.on('data', function (data) {
console.log('Data arrived: ' , data.toString());
});
blockTailf
Watching file and emit data splited by a string or regular expresion.
Usage:
var tailf = require('node-tailf');
// emit a data event for once line
var watchinglog = new tailf.blockTailf('my.log',/\n/);
watchinglog.on('data', function (data) {
console.log('Data arrived: ' , data);
});