welll · March 14, 2017 16:12 · Mar 14, 2017
diff --git a/checking-image.js b/checking-image.js
@@ -0,0 +1,37 @@
+
+function checkIfImageExist(src, cb) {
+
+    var img = new Image();
+
+    img.onload = function() {
+        cb(null)
+    }
+
+    img.onerror = function(e) {
+        cb(new Error('Image ' + src + ' doesnt exist'))
+    }
+
+    img.src = src
+
+}
+
+
+document.querySelectorAll(`.logo-${size}`).forEach((item) => {
+    let backgroundImage = window.getComputedStyle(item)['backgroundImage']
+    backgroundImage = backgroundImage.replace(/url\("/g, '').replace(/"\)/g, '')
+
+    if (backgroundImage.indexOf('data:') !== -1) {
+        return
+    }
+
+    checkIfImageExist(backgroundImage, (err) => {
+
+        if (err) {
+            let div = document.createElement('div')
+            div.innerHTML = backgroundImage;
+            body.append(div)
+        }
+
+    })
+
+})