relay-compiler-plus/example-ts/node_modules/core-js/modules/es6.object.keys.js

A custom relay modern compiler that supports persisted queries

// 19.1.2.14 Object.keys(O)
var toObject = require('./$.to-object');

require('./$.object-sap')('keys', function($keys){
  return function keys(it){
    return $keys(toObject(it));
  };
});