README.md

Usage

var FastMap = require('./fast')
var someMap = FastMap()

fast.js

function map() {
  this.x = 0
  delete this.x
}

module.exports = function FastMap() {
  var self = new map()
  
  function ForceEfficientMap() {}
  ForceEfficientMap.prototype = self
  new ForceEfficientMap()
  
  return self
}