renamed STAGES properties

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

@@ -70,7 +70,7 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 	// PageProcessor
 	// -------------
 	const STAGES = [{
-		sync: [
+		sequential: [
 			{ action: "removeUIElements" },
 			{ action: "replaceStyleContents" },
 			{ option: "removeSrcSet", action: "removeSrcSet" },
@@ -87,7 +87,7 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 			{ action: "insertFonts" },
 			{ option: "removeHiddenElements", action: "removeHiddenElements" }
 		],
-		async: [
+		parallel: [
 			{ action: "inlineStylesheets" },
 			{ action: "linkStylesheets" },
 			{ action: "attributeStyles" },
@@ -95,30 +95,30 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 			{ option: "!removeImports", action: "htmlImports" }
 		]
 	}, {
-		sync: [
+		sequential: [
 			{ option: "removeUnusedStyles", action: "removeUnusedStyles" },
 			{ option: "compressHTML", action: "compressHTML" },
 			{ option: "removeAlternativeFonts", action: "removeAlternativeFonts" },
 			{ option: "removeAlternativeMedias", action: "removeAlternativeMedias" }
 		],
-		async: [
+		parallel: [
 			{ action: "inlineStylesheets" },
 			{ action: "attributeStyles" },
 			{ action: "pageResources" },
 			{ option: "!removeScripts", action: "scripts" }
 		]
 	}, {
-		sync: [
+		sequential: [
 			{ option: "lazyLoadImages", action: "lazyLoadImages" },
 			{ option: "removeAlternativeFonts", action: "postRemoveAlternativeFonts" },
 			{ option: "compressCSS", action: "compressCSS" }
 		],
-		async: [
+		parallel: [
 			{ option: "!removeFrames", action: "frames" },
 			{ option: "!removeImports", action: "htmlImports" },
 		]
 	}, {
-		sync: [
+		sequential: [
 			{ option: "compressHTML", action: "postCompressHTML" },
 			{ option: "insertSingleFileComment", action: "insertSingleFileComment" },
 			{ action: "removeDefaultHeadTags" }
@@ -185,7 +185,7 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 			if (DEBUG) {
 				console.log("-- STARTED STAGE", step, "--"); // eslint-disable-line no-console
 			}
-			STAGES[step].sync.forEach(task => {
+			STAGES[step].sequential.forEach(task => {
 				let startTime;
 				if (DEBUG) {
 					startTime = Date.now();
@@ -196,8 +196,8 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 					console.log("ENDED", task.action, Date.now() - startTime); // eslint-disable-line no-console
 				}
 			});
-			if (STAGES[step].async) {
-				return await Promise.all(STAGES[step].async.map(task => {
+			if (STAGES[step].parallel) {
+				return await Promise.all(STAGES[step].parallel.map(task => {
 					let startTime;
 					if (DEBUG) {
 						startTime = Date.now();