From 420188253e781d5b14240e947510cc527df7fde7 Mon Sep 17 00:00:00 2001
From: Divyanshu Raj <divyanshuraj5050@gmail.com>
Date: Sat, 2 May 2020 20:53:55 +0530
Subject: [PATCH] added checks to avoid  multiple start calls

---
 src/signal.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/signal.js b/src/signal.js
index 6391089f..14c289c9 100644
--- a/src/signal.js
+++ b/src/signal.js
@@ -30,7 +30,7 @@ define(function (require) {
    *  @return {Tone.Signal} A Signal object from the Tone.js library
    *  @example
    *  <div><code>
-   *  let carrier, modulator;
+   *  let carrier, modulator,hasStarted = false;
    *
    *  function setup() {
    *    let cnv = createCanvas(100, 100);
@@ -57,10 +57,14 @@ define(function (require) {
    *  function canvasPressed() {
    *    userStartAudio();
    *    carrier.amp(1.0);
-   *    carrier.start();
+   *    if(!hasStarted){
+   *      carrier.start();
+   *      hasStarted!=hasStarted;
+   *    }
    *  }
    *
    *  function mouseReleased() {
+   *    hasStarted = false;
    *    carrier.amp(0);
    *  }
    *  </code></div>