text: var Benchmark = require('benchmark');
  var suite = new Benchmark.Suite;
  var suiteDescribe = require('../lib/util');
  exports.suiteConfig = suiteDescribe('rest parameter vs normal parameter', suite, function () {
    function a(left, ...param) {
  
    }
    function b(a,b,c,d,left) {
  
    }
    suite.add('call function with rest parameter', function () {
      a(1,2,3,4,5)
    })
  
    suite.add('call function with normal parameter', function () {
      b(1,2,3,4,5)
    })
  })
  