fix: follow eslint rule

Author: watilde

src/lib/audio/shared-audio-context.js

@@ -1,5 +1,5 @@
-import StartAudioContext from "startaudiocontext";
-import bowser from "bowser";
+import StartAudioContext from 'startaudiocontext';
+import bowser from 'bowser';
 
 let AUDIO_CONTEXT;
 
@@ -8,9 +8,9 @@ if (!bowser.msie) {
      * AudioContext can be initialized only when user interaction event happens
      */
     const event =
-        typeof document.ontouchstart === "undefined"
-            ? "mousedown"
-            : "touchstart";
+        typeof document.ontouchstart === 'undefined' ?
+            'mousedown' :
+            'touchstart';
     const initAudioContext = () => {
         document.removeEventListener(event, initAudioContext);
         AUDIO_CONTEXT = new (window.AudioContext ||

test/unit/util/audio-context.test.js

@@ -1,24 +1,24 @@
-import "web-audio-test-api";
-import SharedAudioContext from "../../../src/lib/audio/shared-audio-context";
+import 'web-audio-test-api';
+import SharedAudioContext from '../../../src/lib/audio/shared-audio-context';
 
-describe("Shared Audio Context", () => {
+describe('Shared Audio Context', () => {
     const audioContext = new AudioContext();
 
-    test("returns empty object without user gesture", () => {
+    test('returns empty object without user gesture', () => {
         const sharedAudioContext = new SharedAudioContext();
         expect(sharedAudioContext).toMatchObject({});
     });
 
-    test("returns AudioContext when mousedown is triggered", () => {
+    test('returns AudioContext when mousedown is triggered', () => {
         const sharedAudioContext = new SharedAudioContext();
-        const event = new Event("mousedown");
+        const event = new Event('mousedown');
         document.dispatchEvent(event);
         expect(sharedAudioContext).toMatchObject(audioContext);
     });
 
-    test("returns AudioContext when touchstart is triggered", () => {
+    test('returns AudioContext when touchstart is triggered', () => {
         const sharedAudioContext = new SharedAudioContext();
-        const event = new Event("touchstart");
+        const event = new Event('touchstart');
         document.dispatchEvent(event);
         expect(sharedAudioContext).toMatchObject(audioContext);
     });