catch errors when parsing URLs

lib/single-file/single-file-core.js

@@ -1149,7 +1149,11 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 				if (match) {
 					let resourceURL = DomUtil.normalizeURL(match.resourceURL);
 					if (!DomUtil.testIgnoredPath(resourceURL) && DomUtil.testValidPath(resourceURL, baseURI, options.url)) {
-						resourceURL = new URL(match.resourceURL, baseURI).href;
+						try {
+							resourceURL = new URL(match.resourceURL, baseURI).href;
+						} catch (error) {
+							// ignored
+						}
 						if (DomUtil.testValidURL(resourceURL, baseURI, options.url)) {
 							const downloadOptions = { asDataURI: false, maxResourceSize: options.maxResourceSize, maxResourceSizeEnabled: options.maxResourceSizeEnabled, validateTextContentType: true };
 							let importedStylesheetContent = await Download.getContent(resourceURL, downloadOptions);
@@ -1176,7 +1180,12 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 				const resourceURL = DomUtil.normalizeURL(originalResourceURL);
 				if (!DomUtil.testIgnoredPath(resourceURL)) {
 					if (DomUtil.testValidPath(resourceURL, baseURI, options.url)) {
-						const resolvedURL = new URL(resourceURL, baseURI).href;
+						let resolvedURL;
+						try {
+							resolvedURL = new URL(resourceURL, baseURI).href;
+						} catch (error) {
+							// ignored
+						}
 						if (DomUtil.testValidURL(resolvedURL, baseURI, options.url) && resourceURL != resolvedURL && stylesheetContent.includes(urlFunction)) {
 							stylesheetContent = stylesheetContent.replace(DomUtil.getRegExp(urlFunction), urlFunction.replace(originalResourceURL, resolvedURL));
 						}
@@ -1298,7 +1307,11 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 				if (!DomUtil.testIgnoredPath(resourceURL)) {
 					resourceElement.setAttribute(attributeName, EMPTY_IMAGE);
 					if (DomUtil.testValidPath(resourceURL, baseURI, options.url)) {
-						resourceURL = new URL(resourceURL, baseURI).href;
+						try {
+							resourceURL = new URL(resourceURL, baseURI).href;
+						} catch (error) {
+							// ignored
+						}
 						if (DomUtil.testValidURL(resourceURL, baseURI, options.url)) {
 							const { content, indexResource, duplicate } = await batchRequest.addURL(resourceURL);
 							if (removeElementIfMissing && content == EMPTY_DATA_URI) {
@@ -1332,7 +1345,11 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 				let resourceURL = DomUtil.normalizeURL(originalResourceURL);
 				if (DomUtil.testValidPath(resourceURL, baseURI, options.url) && !DomUtil.testIgnoredPath(resourceURL)) {
 					resourceElement.setAttribute(attributeName, EMPTY_IMAGE);
-					resourceURL = new URL(resourceURL, baseURI).href;
+					try {
+						resourceURL = new URL(resourceURL, baseURI).href;
+					} catch (error) {
+						// ignored
+					}
 					if (DomUtil.testValidURL(resourceURL, baseURI, options.url)) {
 						try {
 							const { content } = await batchRequest.addURL(resourceURL, false);
@@ -1369,7 +1386,11 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 					let resourceURL = DomUtil.normalizeURL(srcsetValue.url);
 					if (!DomUtil.testIgnoredPath(resourceURL)) {
 						if (DomUtil.testValidPath(resourceURL, baseURI, options.url)) {
-							resourceURL = new URL(resourceURL, baseURI).href;
+							try {
+								resourceURL = new URL(resourceURL, baseURI).href;
+							} catch (error) {
+								// ignored
+							}
 							if (DomUtil.testValidURL(resourceURL, baseURI, options.url)) {
 								const { content } = await batchRequest.addURL(resourceURL);
 								if (!content.startsWith(prefixDataURI) && !content.startsWith(PREFIX_DATA_URI_NO_MIMETYPE) && !content.match(PREFIX_DATA_URI_OCTET_STREAM)) {