diff --git a/lib/cartodb/stats/timer.js b/lib/cartodb/stats/timer.js new file mode 100644 index 00000000..0ef725ab --- /dev/null +++ b/lib/cartodb/stats/timer.js @@ -0,0 +1,32 @@ +function Timer() { + this.times = {}; +} + +module.exports = Timer; + +Timer.prototype.start = function(label) { + this.timeIt(label, 'start'); +}; + +Timer.prototype.end = function(label) { + this.timeIt(label, 'end'); +}; + +Timer.prototype.timeIt = function(label, what) { + this.times[label] = this.times[label] || {}; + this.times[label][what] = Date.now(); +}; + +Timer.prototype.getTimes = function() { + var self = this; + var times = {}; + + Object.keys(this.times).forEach(function(label) { + var stat = self.times[label]; + if (stat.start && stat.end) { + times[label] = Math.max(0, stat.end - stat.start); + } + }); + + return times; +};