refactored code

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

@@ -700,17 +700,22 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 		}
 
 		async processPageResources() {
-			const resourcePromises = [
-				DomProcessorHelper.processAttribute(this.doc, this.doc.querySelectorAll("link[href][rel*=\"icon\"]"), "href", "data:", this.baseURI, this.options, this.cssVariables, this.styles, this.batchRequest, false, true),
-				DomProcessorHelper.processAttribute(this.doc, this.doc.querySelectorAll("object[type=\"image/svg+xml\"], object[type=\"image/svg-xml\"]"), "data", PREFIX_DATA_URI_IMAGE_SVG, this.baseURI, this.options, this.cssVariables, this.styles, this.batchRequest),
-				DomProcessorHelper.processAttribute(this.doc, this.doc.querySelectorAll("img[src], input[src][type=image]"), "src", PREFIX_DATA_URI_IMAGE, this.baseURI, this.options, this.cssVariables, this.styles, this.batchRequest, true),
-				DomProcessorHelper.processAttribute(this.doc, this.doc.querySelectorAll("embed[src*=\".svg\"]"), "src", PREFIX_DATA_URI_IMAGE_SVG, this.baseURI, this.options, this.cssVariables, this.styles, this.batchRequest),
-				DomProcessorHelper.processAttribute(this.doc, this.doc.querySelectorAll("video[poster]"), "poster", PREFIX_DATA_URI_IMAGE, this.baseURI, this.options, this.cssVariables, this.styles, this.batchRequest),
-				DomProcessorHelper.processAttribute(this.doc, this.doc.querySelectorAll("*[background]"), "background", PREFIX_DATA_URI_IMAGE, this.baseURI, this.options, this.cssVariables, this.styles, this.batchRequest),
-				DomProcessorHelper.processAttribute(this.doc, this.doc.querySelectorAll("image"), "xlink:href", PREFIX_DATA_URI_IMAGE, this.baseURI, this.options, this.cssVariables, this.styles, this.batchRequest),
+			const processAttributeArgs = [
+				["link[href][rel*=\"icon\"]", "href", "data:", false, true],
+				["object[type=\"image/svg+xml\"], object[type=\"image/svg-xml\"]", "data", PREFIX_DATA_URI_IMAGE_SVG],
+				["img[src], input[src][type=image]", "src", PREFIX_DATA_URI_IMAGE, true],
+				["embed[src*=\".svg\"]", "src", PREFIX_DATA_URI_IMAGE_SVG],
+				["video[poster]", "poster", PREFIX_DATA_URI_IMAGE],
+				["*[background]", "background", PREFIX_DATA_URI_IMAGE],
+				["image", "xlink:href", PREFIX_DATA_URI_IMAGE]
+			];
+			let resourcePromises = processAttributeArgs.map(([selector, attributeName, prefixDataURI, processDuplicates, removeElementIfMissing]) =>
+				DomProcessorHelper.processAttribute(this.doc, this.doc.querySelectorAll(selector), attributeName, prefixDataURI, this.baseURI, this.options, this.cssVariables, this.styles, this.batchRequest, processDuplicates, removeElementIfMissing)
+			);
+			resourcePromises = resourcePromises.concat([
 				DomProcessorHelper.processXLinks(this.doc.querySelectorAll("use"), this.baseURI, this.options, this.batchRequest),
 				DomProcessorHelper.processSrcset(this.doc.querySelectorAll("img[srcset], source[srcset]"), "srcset", PREFIX_DATA_URI_IMAGE, this.baseURI, this.options, this.batchRequest)
-			];
+			]);
 			if (!this.options.removeAudioSrc) {
 				resourcePromises.push(DomProcessorHelper.processAttribute(this.doc, this.doc.querySelectorAll("audio[src], audio > source[src]"), "src", PREFIX_DATA_URI_AUDIO, this.baseURI, this.options, this.cssVariables, this.styles, this.batchRequest));
 			}