assign-filter

Object.assign that allows filtering of the copied keys from source objects

Install

$ npm i assign-filter --save

Usage

var assignFilter = require('assign-filter')

var isDefined = function(value, prop, object) {
  return value !== undefined
}

var target = {}
//only copy defined properties
assignFilter(isDefined, target, { a: undefined, b: 1 }, { c: 2 })

//target is { b: 1, c: 2 }

License

MIT