style: 4 space indents to the JS files

.editorconfig

@@ -2,10 +2,13 @@ root = true
 
 [*]
 charset = utf-8
-# 2 space indentation
 indent_style = space
 indent_size = 2
 trim_trailing_whitespace = true
 # Unix-style newlines with a newline ending every file
 end_of_line = lf
 insert_final_newline = true
+
+
+[*.js]
+indent_size = 4

_javascript/commons/back-to-top.js

@@ -1,5 +1,5 @@
-/*
-Reference: https://bootsnipp.com/snippets/featured/link-to-top-page
+/**
+ * Reference: https://bootsnipp.com/snippets/featured/link-to-top-page
  */
 $(function() {
     $(window).scroll(() => {

_javascript/commons/mode-toggle.js

@@ -1,4 +1,4 @@
-/*
+/**
  * Listener for theme mode toggle
  */
 $(function () {

_javascript/commons/scroll-helper.js

@@ -18,7 +18,9 @@ const ScrollHelper = (function () {
 
         addScrollUpTask: () => {
             scrollUpCount += 1;
-      if (!topbarLocked) { topbarLocked = true; }
+            if (!topbarLocked) {
+                topbarLocked = true;
+            }
         },
         popScrollUpTask: () => scrollUpCount -= 1,
         hasScrollUpTask: () => scrollUpCount > 0,

_javascript/commons/search-display.js

@@ -1,4 +1,4 @@
-/*
+/**
  * This script make #search-result-wrapper switch to unloaded or shown automatically.
  */
 

_javascript/commons/sidebar.js

@@ -3,7 +3,6 @@
  */
 
 $(function () {
-
     const sidebarUtil = (function () {
         const ATTR_DISPLAY = "sidebar-display";
         let isExpanded = false;
@@ -26,5 +25,4 @@ $(function() {
     $("#sidebar-trigger").click(sidebarUtil.toggle);
 
     $("#mask").click(sidebarUtil.toggle);
-
 });

_javascript/commons/topbar-switcher.js

@@ -1,4 +1,4 @@
-/*
+/**
  * Hide Header on scroll down
  */
 
@@ -86,5 +86,4 @@ $(function() {
             didScroll = false;
         }
     }, 250);
-
 });

_javascript/commons/topbar-title.js

@@ -1,4 +1,4 @@
-/*
+/**
  * Top bar title auto change while scrolling up/down in mobile screens.
  */
 

_javascript/utils/category-collapse.js

@@ -1,4 +1,4 @@
-/*
+/**
  * Tab 'Categories' expand/close effect.
  */
 

_javascript/utils/clipboard.js

@@ -1,4 +1,4 @@
-/*
+/**
  * Clipboard functions
  *
  * Dependencies:

_javascript/utils/img-extra.js

@@ -4,7 +4,6 @@
  */
 
 $(function () {
-
     const IMG_SCOPE = '#main > div.row:first-child > div:first-child';
 
     if ($(`${IMG_SCOPE} img`).length <= 0) {

_javascript/utils/pageviews.js

@@ -1,4 +1,4 @@
-/*
+/**
  * Count page views form GA or local cache file.
  *
  * Dependencies:

_javascript/utils/smooth-scroll.js

@@ -1,4 +1,4 @@
-/*
+/**
  Safari doesn't support CSS `scroll-behavior: smooth`,
  so here is a compatible solution for all browser to smooth scrolling
 

assets/js/data/swcache.js

@@ -5,7 +5,6 @@ layout: compress
 ---
 
 const resource = [
-
     /* --- CSS --- */
     '{{ "/assets/css/style.css" | relative_url }}',
 
@@ -16,6 +15,7 @@ const resource = [
     /* --- HTML --- */
     '{{ "/index.html" | relative_url }}',
     '{{ "/404.html" | relative_url }}',
+
     {% for tab in site.tabs %}
         '{{ tab.url | relative_url }}',
     {% endfor %}
@@ -25,7 +25,6 @@ const resource = [
     {% for file in cache_list %}
         '{{ file.path | relative_url }}'{%- unless forloop.last -%},{%- endunless -%}
     {% endfor %}
-
 ];
 
 /* The request url with below domain will be cached */

assets/js/pwa/app.js

@@ -32,8 +32,7 @@ if ('serviceWorker' in navigator) {
                 }
                 $notification.toast('hide');
             });
-    }
-  );
+        });
 
     let refreshing = false;
 
@@ -45,3 +44,4 @@ if ('serviceWorker' in navigator) {
         }
     });
 }
+

assets/js/pwa/sw.js

@@ -87,3 +87,4 @@ self.addEventListener('fetch', event => {
         })
     );
 });
+