property 
Library for creating functional properties
prop = require('property')
PI = prop(3.14)
PI()
// => 3.14
PI(3.14159)
PI()
// => 3.14159Install
$ npm install propertyLibrary for creating functional properties
prop = require('property')
PI = prop(3.14)
PI()
// => 3.14
PI(3.14159)
PI()
// => 3.14159$ npm install property