Refactor.

lib/css-url.js

@@ -10,8 +10,6 @@ const url = require('url');
 
 const collapseWhitespace = str => string(str).collapseWhitespace().toString();
 const forEachIndexed = R.addIndex(R.forEach);
-const format = (path) => url.format(path);
-const parse = (path) => url.parse(path);
 const resolve = path.resolve;
 
 const augmentError = (error, filename, files) => {
@@ -24,13 +22,12 @@ const augmentError = (error, filename, files) => {
  * Returns url path without query string and hash if present.
  *
  * @param path
- *
  * @returns path
  */
 const cleanUrl = R.pipe(
-	parse,
+	url.parse,
 	R.pick(['protocol', 'host', 'pathname']),
-	format,
+	url.format,
 	decodeURI
 );
 /**
@@ -68,16 +65,14 @@ const inlineStyles = ($, filename) => {
 	try {
 		const styles = $('style')
 			.toArray();
-
 		const contents = R.map(style => {
 			const css = $(style).html();
 			const result = inlineUrl(filename, css);
 			files = R.concat(files, result.files);
 			return result.css;
 		}, styles);
-
-		forEachIndexed((style, index) => $(style).html(contents[index]), styles);
-
+		const replaceStyle = (style, index) => $(style).html(contents[index]);
+		forEachIndexed(replaceStyle, styles);
 		return { $, files };
 	}
 	catch (error) { throw augmentError(error, filename, files); }
@@ -95,7 +90,6 @@ const inlineStyleAttributes = ($, filename) => {
 		const elements = $('*')
 			.filter('[style]')
 			.toArray();
-
 		const styles = R.map(element => {
 			var style = $(element).attr('style');
 			const rule = wrap(style);
@@ -104,9 +98,8 @@ const inlineStyleAttributes = ($, filename) => {
 			style = R.pipe( collapseWhitespace, unwrap )(result.css);
 			return style;
 		}, elements);
-
-		forEachIndexed((element, index) => $(element).attr('style', styles[index]), elements);
-
+		const replaceElementStyle = (element, index) => $(element).attr('style', styles[index]);
+		forEachIndexed(replaceElementStyle, elements);
 		return { $, files };
 	}
 	catch (error) { throw augmentError(error, filename, files); }