Some polyfills have been added but are not present in your dependencies.
Please run one of the following commands:
	npm install --save function.prototype.name@^1.1.2 regexp.prototype.flags@^1.3.0 symbol.prototype.description@^1.0.2
	yarn add function.prototype.name@^1.1.2 regexp.prototype.flags@^1.3.0 symbol.prototype.description@^1.0.2
