Method trigger

src/js/typeShuffle.js:396–400

* call the right effect method (defined in this.effects) * @param {string} effect - effect type

(effect = 'fx1')

     * @param {string} effect - effect type
     */
    trigger(effect = 'fx1') {
        if ( !(effect in this.effects) || this.isAnimating ) return;
        this.isAnimating = true;
        this.effects[effect]();
    }
}