vanilla-lazyload - npm Package Compare versions

Comparing version 17.9.0 to 18.0.0

dist/lazyload.amd.js

@@ -20,4 +20,2 @@ define(function () { 'use strict';
   var isBot = runningOnBrowser && !("onscroll" in window) || typeof navigator !== "undefined" && /(gle|ing|ro)bot|crawl|spider/i.test(navigator.userAgent);
-  var supportsIntersectionObserver = runningOnBrowser && "IntersectionObserver" in window;
-  var supportsClassList = runningOnBrowser && "classList" in document.createElement("p");
   var isHiDpi = runningOnBrowser && window.devicePixelRatio > 1;
@@ -171,20 +169,18 @@
   var addClass = function addClass(element, className) {
-    if (className === "") {
+    if (!runningOnBrowser) {
       return;
     }
-    if (supportsClassList) {
-      element.classList.add(className);
+    if (className === "") {
       return;
     }
-    element.className += (element.className ? " " : "") + className;
+    element.classList.add(className);
   };
   var removeClass = function removeClass(element, className) {
-    if (className === "") {
+    if (!runningOnBrowser) {
       return;
     }
-    if (supportsClassList) {
-      element.classList.remove(className);
+    if (className === "") {
       return;
     }
-    element.className = element.className.replace(new RegExp("(^|\\s+)" + className + "(\\s+|$)"), " ").replace(/^\s+/, "").replace(/\s+$/, "");
+    element.classList.remove(className);
   };
@@ -674,3 +670,3 @@
   var setObserver = function setObserver(settings, instance) {
-    if (!supportsIntersectionObserver || shouldUseNative(settings)) {
+    if (shouldUseNative(settings)) {
       return;
@@ -739,3 +735,3 @@ }
       setToLoadCount(this, elementsToLoad.length);
-      if (isBot || !supportsIntersectionObserver) {
+      if (isBot) {
         this.loadAll(elementsToLoad);
@@ -742,0 +738,0 @@ return;

dist/lazyload.amd.min.js

@@ -1,1 +0,1 @@
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@@ -7,6 +7,2 @@ const runningOnBrowser = typeof window !== "undefined";
 
-const supportsIntersectionObserver = runningOnBrowser && "IntersectionObserver" in window;
-
-const supportsClassList = runningOnBrowser && "classList" in document.createElement("p");
-
 const isHiDpi = runningOnBrowser && window.devicePixelRatio > 1;
@@ -144,21 +140,19 @@
 const addClass = (element, className) => {
-  if (className === "") {
+  if (!runningOnBrowser) {
     return;
   }
-  if (supportsClassList) {
-    element.classList.add(className);
+  if (className === "") {
     return;
   }
-  element.className += (element.className ? " " : "") + className;
+  element.classList.add(className);
 };
 
 const removeClass = (element, className) => {
-  if (className === "") {
+  if (!runningOnBrowser) {
     return;
   }
-  if (supportsClassList) {
-    element.classList.remove(className);
+  if (className === "") {
     return;
   }
-  element.className = element.className.replace(new RegExp("(^|\\s+)" + className + "(\\s+|$)"), " ").replace(/^\s+/, "").replace(/\s+$/, "");
+  element.classList.remove(className);
 };
@@ -681,3 +675,3 @@
 const setObserver = (settings, instance) => {
-  if (!supportsIntersectionObserver || shouldUseNative(settings)) {
+  if (shouldUseNative(settings)) {
     return;
@@ -744,3 +738,3 @@ }
 
-    if (isBot || !supportsIntersectionObserver) {
+    if (isBot) {
       this.loadAll(elementsToLoad);
@@ -747,0 +741,0 @@ return;

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dist/lazyload.iife.js

@@ -21,4 +21,2 @@ var LazyLoad = (function () {
   var isBot = runningOnBrowser && !("onscroll" in window) || typeof navigator !== "undefined" && /(gle|ing|ro)bot|crawl|spider/i.test(navigator.userAgent);
-  var supportsIntersectionObserver = runningOnBrowser && "IntersectionObserver" in window;
-  var supportsClassList = runningOnBrowser && "classList" in document.createElement("p");
   var isHiDpi = runningOnBrowser && window.devicePixelRatio > 1;
@@ -172,20 +170,18 @@
   var addClass = function addClass(element, className) {
-    if (className === "") {
+    if (!runningOnBrowser) {
       return;
     }
-    if (supportsClassList) {
-      element.classList.add(className);
+    if (className === "") {
       return;
     }
-    element.className += (element.className ? " " : "") + className;
+    element.classList.add(className);
   };
   var removeClass = function removeClass(element, className) {
-    if (className === "") {
+    if (!runningOnBrowser) {
       return;
     }
-    if (supportsClassList) {
-      element.classList.remove(className);
+    if (className === "") {
       return;
     }
-    element.className = element.className.replace(new RegExp("(^|\\s+)" + className + "(\\s+|$)"), " ").replace(/^\s+/, "").replace(/\s+$/, "");
+    element.classList.remove(className);
   };
@@ -675,3 +671,3 @@
   var setObserver = function setObserver(settings, instance) {
-    if (!supportsIntersectionObserver || shouldUseNative(settings)) {
+    if (shouldUseNative(settings)) {
       return;
@@ -740,3 +736,3 @@ }
       setToLoadCount(this, elementsToLoad.length);
-      if (isBot || !supportsIntersectionObserver) {
+      if (isBot) {
         this.loadAll(elementsToLoad);
@@ -743,0 +739,0 @@ return;

dist/lazyload.iife.min.js

@@ -1,1 +0,1 @@
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+var LazyLoad=function(){"use strict";function n(){return n=Object.assign||function(n){for(var t=1;t<arguments.length;t++){var e=arguments[t];for(var i in e)Object.prototype.hasOwnProperty.call(e,i)&&(n[i]=e[i])}return n},n.apply(this,arguments)}var t="undefined"!=typeof window,e=t&&!("onscroll"in window)||"undefined"!=typeof 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dist/lazyload.js

@@ -24,4 +24,2 @@ (function (global, factory) {
   var isBot = runningOnBrowser && !("onscroll" in window) || typeof navigator !== "undefined" && /(gle|ing|ro)bot|crawl|spider/i.test(navigator.userAgent);
-  var supportsIntersectionObserver = runningOnBrowser && "IntersectionObserver" in window;
-  var supportsClassList = runningOnBrowser && "classList" in document.createElement("p");
   var isHiDpi = runningOnBrowser && window.devicePixelRatio > 1;
@@ -175,20 +173,18 @@
   var addClass = function addClass(element, className) {
-    if (className === "") {
+    if (!runningOnBrowser) {
       return;
     }
-    if (supportsClassList) {
-      element.classList.add(className);
+    if (className === "") {
       return;
     }
-    element.className += (element.className ? " " : "") + className;
+    element.classList.add(className);
   };
   var removeClass = function removeClass(element, className) {
-    if (className === "") {
+    if (!runningOnBrowser) {
       return;
     }
-    if (supportsClassList) {
-      element.classList.remove(className);
+    if (className === "") {
       return;
     }
-    element.className = element.className.replace(new RegExp("(^|\\s+)" + className + "(\\s+|$)"), " ").replace(/^\s+/, "").replace(/\s+$/, "");
+    element.classList.remove(className);
   };
@@ -678,3 +674,3 @@
   var setObserver = function setObserver(settings, instance) {
-    if (!supportsIntersectionObserver || shouldUseNative(settings)) {
+    if (shouldUseNative(settings)) {
       return;
@@ -743,3 +739,3 @@ }
       setToLoadCount(this, elementsToLoad.length);
-      if (isBot || !supportsIntersectionObserver) {
+      if (isBot) {
         this.loadAll(elementsToLoad);
@@ -746,0 +742,0 @@ return;

dist/lazyload.min.js

@@ -1,1 +0,1 @@
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package.json

 {
   "name": "vanilla-lazyload",
-  "version": "17.9.0",
+  "version": "18.0.0",
   "description": "LazyLoad is a lightweight (2.4 kB) and flexible script that speeds up your web application by deferring the loading of your below-the-fold images, videos and iframes to when they will enter the viewport. It's written in plain \"vanilla\" JavaScript, it leverages the IntersectionObserver API, it supports responsive images, it optimizes your website for slower connections, and can enable native lazy loading.",
@@ -5,0 +5,0 @@ "main": "dist/lazyload.min.js",

README.md

@@ -178,3 +178,4 @@ LazyLoad is a lightweight (2.4 kB) and flexible script that **speeds up your web application** by deferring the loading of your below-the-fold images, animated SVGs, videos and iframes to **when they will enter the viewport**. It's written in plain "vanilla" JavaScript, it leverages the [IntersectionObserver](https://developer.mozilla.org/en-US/docs/Web/API/Intersection_Observer_API) API, it supports [responsive images](https://alistapart.com/article/responsive-images-in-practice), it optimizes your website for slower connections, and can enable native lazy loading. See [all features](#-all-features-compared) for more.
 
-The latest, recommended version of LazyLoad is **17.9.0**.
+The latest, recommended version of LazyLoad is **18.0.0**.
+Note that if you need to support Internet Explorer 11, you need to use version 17.9.0 or below.
 
@@ -188,3 +189,3 @@ Quickly understand how to upgrade from a previous version reading the [practical upgrade guide](UPGRADE.md).
 ```html
-<script src="https://cdn.jsdelivr.net/npm/vanilla-lazyload@17.9.0/dist/lazyload.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/vanilla-lazyload@18.0.0/dist/lazyload.min.js"></script>
 ```
@@ -230,3 +231,3 @@
   async
-  src="https://cdn.jsdelivr.net/npm/vanilla-lazyload@17.9.0/dist/lazyload.min.js"
+  src="https://cdn.jsdelivr.net/npm/vanilla-lazyload@18.0.0/dist/lazyload.min.js"
 ></script>
@@ -265,3 +266,3 @@ ```
   async
-  src="https://cdn.jsdelivr.net/npm/vanilla-lazyload@17.9.0/dist/lazyload.min.js"
+  src="https://cdn.jsdelivr.net/npm/vanilla-lazyload@18.0.0/dist/lazyload.min.js"
 ></script>
@@ -276,4 +277,2 @@ ```
 
-Note about Internet Explorer: because this technique uses a `CustomEvent` to trigger the `LazyLoad::Initialized` event, you might want to add [this polyfill](https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent/CustomEvent#Polyfill) to make it work on Internet Explorer.
-
 [DEMO](https://verlok.github.io/vanilla-lazyload/demos/async.html) - [SOURCE](https://github.com/verlok/vanilla-lazyload/blob/master/demos/async.html) &larr; for a single LazyLoad instance
@@ -867,4 +866,4 @@
 
-Legacy browsers support is from IE 9 up. This script is tested in every browser before every release using [BrowserStack](http://browserstack.com/) live, thanks to the BrowserStack Open Source initiative.
+This script is tested in every browser before every release using [BrowserStack](http://browserstack.com/) live, thanks to the BrowserStack Open Source initiative.
 
 <a href="http://browserstack.com/"><img alt="BrowserStack Logo" src="./img/browserstack-logo-600x315.png"  width="300" height="158"/></a>

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