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var gaze = require('gaze');
var EventEmitter = require('events').EventEmitter;
module.exports = function(glob, opts, cb) {
var out = new EventEmitter();
if (typeof opts === 'function') {
cb = opts;
opts = {};
}
var watcher = gaze(glob, opts, function(err, rwatcher){
if (err) out.emit('error', err);
rwatcher.on('all', function(evt, path, old){
var outEvt = {type: evt, path: path};
if(old) outEvt.old = old;
out.emit('change', outEvt);
if(cb) cb(outEvt);
});
});
watcher.on('end', out.emit.bind(out, 'end'));
watcher.on('error', out.emit.bind(out, 'error'));
watcher.on('ready', out.emit.bind(out, 'ready'));
watcher.on('nomatch', out.emit.bind(out, 'nomatch'));
out.end = function(){
return watcher.close();
};
out.add = function(){
return watcher.add.apply(watcher, arguments);
};
out.remove = function(){
return watcher.remove();
};
out._watcher = watcher;
return out;
};
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