@pedroloch/tuner/dist/events.js

A javascript library to create a chromatic tuner that uses the ml5 pitch detection algorithm.

let events = [];
export const on = (callback) => {
    if (events)
        events.push(callback);
    else
        events = [callback];
};
export const trigger = (rest) => {
    if (events) {
        events.forEach((cb) => {
            cb(rest);
        });
    }
};