冯博深 e3294c98a1 first 22 timmar sedan
..
.github e3294c98a1 first 22 timmar sedan
test e3294c98a1 first 22 timmar sedan
.eslintrc e3294c98a1 first 22 timmar sedan
.nycrc e3294c98a1 first 22 timmar sedan
CHANGELOG.md e3294c98a1 first 22 timmar sedan
LICENSE e3294c98a1 first 22 timmar sedan
Object.getPrototypeOf.d.ts e3294c98a1 first 22 timmar sedan
Object.getPrototypeOf.js e3294c98a1 first 22 timmar sedan
README.md e3294c98a1 first 22 timmar sedan
Reflect.getPrototypeOf.d.ts e3294c98a1 first 22 timmar sedan
Reflect.getPrototypeOf.js e3294c98a1 first 22 timmar sedan
index.d.ts e3294c98a1 first 22 timmar sedan
index.js e3294c98a1 first 22 timmar sedan
package.json e3294c98a1 first 22 timmar sedan
tsconfig.json e3294c98a1 first 22 timmar sedan

README.md

get-proto Version Badge

github actions coverage License Downloads

npm badge

Robustly get the [[Prototype]] of an object. Uses the best available method.

Getting started

npm install --save get-proto

Usage/Examples

const assert = require('assert');
const getProto = require('get-proto');

const a = { a: 1, b: 2, [Symbol.toStringTag]: 'foo' };
const b = { c: 3, __proto__: a };

assert.equal(getProto(b), a);
assert.equal(getProto(a), Object.prototype);
assert.equal(getProto({ __proto__: null }), null);

Tests

Clone the repo, npm install, and run npm test