core-js/modules/es.error.to-string.js

Standard library

var redefine = require('../internals/redefine');
var errorToString = require('../internals/error-to-string');

var ErrorPrototype = Error.prototype;

// `Error.prototype.toString` method fix
// https://tc39.es/ecma262/#sec-error.prototype.tostring
if (ErrorPrototype.toString !== errorToString) {
  redefine(ErrorPrototype, 'toString', errorToString);
}