React refs saver

component.js

@storeRefs
class Demo extends React.Component {
    doSomething() {
        this.buttonRef.kill();
    }

    render() {
        return (
            <Button refs={this.storeRefAs('buttonRef')}>blabla</Button>
        );
    }
}

store-refs.js

export const storeRefs = (Class) => {
    Object.defineProperty(Class.prototype, 'storeRefAs', {
        enumerable: false,
        configurable: true,
        writable: true,
        value: function storeRefAs(name) {
            const savers = this._savers = this._savers || {};

            if (!savers[name]) {
                savers[name] = ref => {
                    this[name] = ref;
                };
            }

            return savers[name];
        },
    });
};