Voice Controlled Notes taking application using Svelte

try {
    let SpeechRecognition =
      window.SpeechRecognition || window.webkitSpeechRecognition;
    var recognition = new SpeechRecognition();
  } catch (e) {
    console.error(e);
  }

let recordingText = `Press the Play button to Start recording.`; // use this in HTML
//recognition.continuous - If false, the recording will stop after a few seconds of silence.
// When true, the silence period is longer (about 15 seconds)
recognition.continuous = true;

// onresult called every time the Speech API captures Voice.
recognition.onresult = function(event) {
    let current = event.resultIndex;

// Get a transcript of what was said.
    let transcript = event.results[current][0].transcript;
    console.log(transcript);
  };

// Trigger on start
  recognition.onstart = function() {
 // setting the text to inform user about the action
    recordingText =
      "Voice recognition Started. Try speaking into the microphone.";
  };
// Trigger on end
  recognition.onspeechend = function() {
// setting the text to inform user about the action
    recordingText = "Voice recognition turned off.";
  };
// Trigger on error
  recognition.onerror = function(event) {
    if (event.error == "no-speech") {
// setting the text to inform user about the action
      recordingText = "No Voice was detected. Try again.";
    }
  };

function readOutLoud(message) {
    let speech = new SpeechSynthesisUtterance();
    speech.text = message;
    speech.volume = 1;
    speech.rate = 1;
    speech.pitch = 1;
    window.speechSynthesis.speak(speech);
  }