Replace microtime with hrtime

Author: João Barbosa

index.js

@@ -3,7 +3,6 @@
  */
 
 var assert = require('assert');
-var microtime = require('microtime');
 
 /**
  * Expose `Limiter`.
@@ -61,7 +60,7 @@ Limiter.prototype.get = function (fn) {
   var duration = this.duration;
   var max = this.max;
   var db = this.db;
-  var now = microtime.now();
+  var now = Date.now() * 1000 + Math.floor((process.hrtime()[1] / 1000) % 1000);
   var start = now - duration * 1000;
 
   db.multi()

package.json

@@ -9,9 +9,7 @@
     "limiter",
     "limit"
   ],
-  "dependencies": {
-    "microtime": "^2.1.2"
-  },
+  "dependencies": {},
   "devDependencies": {
     "ioredis": "1.15.1",
     "mocha": "*",