strudel-docker/packages/osc/osc.mjs

import {OSC} from 'osc-js';
//const OSC = require('osc-js');

const comm = new OSC();
comm.open();

Pattern.prototype.osc = function () {
    return this._withEvent((event) => {
        const onTrigger = (time, event) => {
            const keyvals = Object.entries(event.value).flat();
            const message = new OSC.message("/dirt/play", ...keyvals);            
            comm.send(message);
        };
        return event.setContext({ ...event.context, onTrigger });
    });
};