@ganuz/each-prototype-of

Each Prototype Of is package from Ganuz library

Install

$ yarn add @ganuz/each-prototype-of

Or

$ npm install --save @ganuz/each-prototype-of

Use

Module

import {
  default as eachPrototypeOf
} from '@ganuz/each-prototype-of';

Browser

<script src="https://unpkg.com/@ganuz/each-prototype-of/bundle.umd.min.js"></script>

let {
  eachPrototypeOf
} = G;

Examples

 eachPrototypeOf(null, p => p); // throw TypeError
 eachPrototypeOf({[Symbol.toStringTag]: 'Some'}, p => p); // => Some{}
 eachPrototypeOf(class A{}, p => p); // => class A{}

 let a = Object.create(null, {name: {value: 'bob'}});
 let b = Object.create(a, {name: {value: 'alice'}});
 let c = Object.create(b, {name: {value: 'john'}});
 let d = Object.create(c, {name: {value: 'alice'}});

 let getProtoByName = (target, name) => (eachPrototypeOf(target, proto => !(proto.name === name && target = proto), target);
 getProtoByName(d, 'alice'); // => d
 getProtoByName(c, 'alice'); // => b
 getProtoByName(a, 'alice'); // => null
 getProtoByName(d, 'leonard'); // => null

 eachPrototypeOf(c, console.log.bind(null, 'proto:'));
 // => 'proto: c'
 // => 'proto: b'
 // => 'proto: a'
 // => c

License

Copyright © Yisrael Eliev, Licensed under the MIT license.