Add additional comments

ext/src/background/menus.ts

@@ -32,7 +32,6 @@ let menuIdWhitelistRecommended: MenuId;
 
 const whitelistChildMenuPatterns = new Map<MenuId, string>();
 
-
 export async function initMenus() {
     logger.info("init (menus)");
 
@@ -90,7 +89,6 @@ browser.menus.onClicked.addListener(async (info, tab) => {
         return;
     }
 
-
     if (tab?.id === undefined) {
         throw logger.error("Menu handler tab ID not found.");
     }
@@ -192,7 +190,6 @@ browser.menus.onShown.addListener(async info => {
         return;
     }
 
-
     /**
      * If page URL doesn't exist, we're not on a page and have
      * nothing to whitelist, so disable the menu and return.
@@ -206,7 +203,6 @@ browser.menus.onShown.addListener(async info => {
         return;
     }
 
-
     const url = new URL(info.pageUrl);
     const urlHasOrigin = url.origin !== "null";
 
@@ -224,13 +220,11 @@ browser.menus.onShown.addListener(async info => {
         return;
     }
 
-
     // Enable the whitelist menu
     browser.menus.update(menuIdWhitelist, {
         enabled: true
     });
 
-
     for (const [ menuId ] of whitelistChildMenuPatterns) {
         // Clear all page-specific temporary menus
         if (menuId !== menuIdWhitelistRecommended) {
@@ -240,7 +234,6 @@ browser.menus.onShown.addListener(async info => {
         whitelistChildMenuPatterns.delete(menuId);
     }
 
-
     // If there is more than one subdomain, get the base domain
     const baseDomain = (url.hostname.match(/\./g) || []).length > 1
         ? url.hostname.substring(url.hostname.indexOf(".") + 1)
@@ -254,7 +247,6 @@ browser.menus.onShown.addListener(async info => {
     const patternWildcardSubdomain = `${url.protocol}//*.${baseDomain}/*`;
     const patternWildcardProtocolAndSubdomain = `*://*.${baseDomain}/*`;
 
-
     // Update recommended menu item
     browser.menus.update(menuIdWhitelistRecommended, {
         title: _("contextAddToWhitelistRecommended", patternRecommended)
@@ -274,7 +266,6 @@ browser.menus.onShown.addListener(async info => {
                 whitelistSearchMenuId, patternSearch);
     }
 
-
     /**
      * Split URL path into segments and add menu items for each
      * partial path as the segments are removed.
@@ -308,7 +299,6 @@ browser.menus.onShown.addListener(async info => {
         }
     }
 
-
     const wildcardProtocolMenuId = browser.menus.create({
         title: _("contextAddToWhitelistAdvancedAdd"
               , patternWildcardProtocol)