node package manager

blood

JavaScript object life

blood

JavaScript object life

npm install blood --save

API

Creation

  • blood.child(parent) create object that inherits parent (emulates Object.create)
  • blood.create(parent) alias for blood.child(parent)
  • blood.orphan() emulates Object.create(null)
  • blood.twin(object) create twin object
  • blood.combine(keys, values) create object from corresponding keys and values arrays
  • blood.pair(pairs) create object from pairs
  • blood.invert(object) create new object by inverting keys and values

Mutation

  • blood.assign(to, ...from) emulates ES6 Object.assign
  • blood.adopt(...from) assign to this
  • blood.foster(child, parent) force child to have a new parent (ES6+)

Reflection

  • blood.has(object, key) test if object owns key
  • blood.parent(object) emulates Object.getPrototypeOf
  • blood.parents(object) get array of parents (up the prototype chain)
  • blood.chain(object) equals [object].concat(blood.parents(object))
  • blood.keys(object) emulates Object.keys
  • blood.names(object) emulates Object.getOwnPropertyNames
  • blood.values(object) get array of own enumerable values
  • blood.methods(object) get array of own enumerable functions
  • blood.enums(object) get array of all enumerable values
  • blood.pairs(object) get array of [key, value] pairs

Developers

npm install
npm test

Compatibility

Works in Node.js and modern browsers (ES5+ except where noted ES6+)

Fund

Fund opensource development =)

Playground

Try blood in your browser