schnee effeckt und fehler Korektur

node_modules/is-svg/index.js

@@ -1,19 +1,42 @@
 'use strict';
+const {XMLParser, XMLValidator} = require('fast-xml-parser');
 
-function isBinary(buf) {
-	var isBuf = Buffer.isBuffer(buf);
-
-	for (var i = 0; i < 24; i++) {
-		var charCode = isBuf ? buf[i] : buf.charCodeAt(i);
-
-		if (charCode === 65533 || charCode <= 8) {
-			return true;
-		}
+const isSvg = input => {
+	if (input === undefined || input === null) {
+		return false;
 	}
 
-	return false;
-}
+	input = input.toString().trim();
 
-module.exports = function (buf) {
-	return !isBinary(buf) && /<svg[^>]*>[^]*<\/svg>\s*$/.test(buf);
+	if (input.length === 0) {
+		return false;
+	}
+
+	// Has to be `!==` as it can also return an object with error info.
+	if (XMLValidator.validate(input) !== true) {
+		return false;
+	}
+
+	let jsonObject;
+	const parser = new XMLParser();
+
+	try {
+		jsonObject = parser.parse(input);
+	} catch (_) {
+		return false;
+	}
+
+	if (!jsonObject) {
+		return false;
+	}
+
+	if (!('svg' in jsonObject)) {
+		return false;
+	}
+
+	return true;
 };
+
+module.exports = isSvg;
+// TODO: Remove this for the next major release
+module.exports.default = isSvg;