Update browserslistc (#3322)

package.json

@@ -61,8 +61,11 @@
     "xo": "^0.60.0"
   },
   "browserslist": [
-    "defaults",
-    "not IE 11"
+    ">= 0.5%",
+    "last 2 major versions",
+    "not dead",
+    "not op_mini all",
+    "Firefox ESR"
   ],
   "prettier": {
     "arrowParens": "avoid",

scripts/js/gravity.js

@@ -10,20 +10,11 @@ function eventsource() {
   var alSuccess = $("#alSuccess");
   var ta = $("#output");
 
-  // https://caniuse.com/fetch - everything except IE
-  // This is fine, as we dropped support for IE a while ago
-  if (typeof fetch !== "function") {
-    ta.show();
-    ta.html("Updating lists of ad-serving domains is not supported with this browser!");
-    return;
-  }
-
   ta.html("");
   ta.show();
   alInfo.show();
   alSuccess.hide();
 
-  // eslint-disable-next-line compat/compat
   fetch("/api/action/gravity", {
     method: "POST",
     headers: { "X-CSRF-TOKEN": $('meta[name="csrf-token"]').attr("content") },

scripts/js/groups-domains.js

@@ -63,9 +63,6 @@ function showSuggestDomains(value) {
   var newDomainEl = $("#new_domain");
   var suggestDomainEl = $("#suggest_domains");
 
-  try {
-    // URL is not supported in all browsers, but we are in a try-block so we can ignore it
-    // eslint-disable-next-line compat/compat
   var parts = new URL(value).hostname.split(".");
   var table = $("<table>");
 
@@ -83,9 +80,6 @@ function showSuggestDomains(value) {
     suggestDomainEl.html(table);
     suggestDomainEl.slideDown("fast");
   });
-  } catch {
-    hideSuggestDomains();
-  }
 }
 
 function hideSuggestDomains() {

scripts/js/settings-teleporter.js

@@ -20,13 +20,6 @@ function importZIP() {
     return;
   }
 
-  // https://caniuse.com/fetch - everything except IE
-  // This is fine, as we dropped support for IE a while ago
-  if (typeof fetch !== "function") {
-    alert("Importing Tricorder files is not supported with this browser!");
-    return;
-  }
-
   // Get the selected import options
   const imports = {},
     gravity = {};
@@ -44,7 +37,7 @@ function importZIP() {
   const formData = new FormData();
   formData.append("import", JSON.stringify(imports));
   formData.append("file", file);
-  // eslint-disable-next-line compat/compat
+
   fetch("/api/teleporter", {
     method: "POST",
     body: formData,
@@ -93,14 +86,14 @@ $("#GETTeleporter").on("click", function () {
     },
     success: function (data, status, xhr) {
       var a = document.createElement("a");
-      // eslint-disable-next-line compat/compat
       var url = globalThis.URL.createObjectURL(data);
+
       a.href = url;
       a.download = xhr.getResponseHeader("Content-Disposition").match(/filename="([^"]*)"/)[1];
       document.body.append(a);
       a.click();
       a.remove();
-      // eslint-disable-next-line compat/compat
+
       globalThis.URL.revokeObjectURL(url);
     },
   });