Consistent arrow function syntax

src/parser.js

@@ -57,16 +57,16 @@ function getPostTypes(allPostData) {
 }
 
 function getItemsOfType(allPostData, type) {
-	return allPostData.filter(item => item.childValue('post_type') === type);
+	return allPostData.filter((item) => item.childValue('post_type') === type);
 }
 
 function collectPosts(allPostData, postTypes) {
 	let allPosts = [];
-	postTypes.forEach(postType => {
+	postTypes.forEach((postType) => {
 		const postsForType = getItemsOfType(allPostData, postType)
-			.filter(postData => postData.childValue('status') !== 'trash')
-			.filter(postData => !(postType === 'page' && postData.childValue('post_name') === 'sample-page'))
-			.map(postData => buildPost(postData));
+			.filter((postData) => postData.childValue('status') !== 'trash')
+			.filter((postData) => !(postType === 'page' && postData.childValue('post_name') === 'sample-page'))
+			.map((postData) => buildPost(postData));
 
 		if (postsForType.length > 0) {
 			if (postType === 'post') {
@@ -120,11 +120,11 @@ function getPostMetaValue(data, key) {
 function collectAttachedImages(allPostData) {
 	const images = getItemsOfType(allPostData, 'attachment')
 		// filter to certain image file types
-		.filter(attachment => {
+		.filter((attachment) => {
 			const url = attachment.childValue('attachment_url');
 			return url && (/\.(gif|jpe?g|png|webp)$/i).test(url);
 		})
-		.map(attachment => ({
+		.map((attachment) => ({
 			id: attachment.childValue('post_id'),
 			postId: attachment.optionalChildValue('post_parent') ?? 'nope', // may not exist (cover image in a squarespace export, for example)
 			url: attachment.childValue('attachment_url')
@@ -136,8 +136,8 @@ function collectAttachedImages(allPostData) {
 
 function collectScrapedImages(allPostData, postTypes) {
 	const images = [];
-	postTypes.forEach(postType => {
-		getItemsOfType(allPostData, postType).forEach(postData => {
+	postTypes.forEach((postType) => {
+		getItemsOfType(allPostData, postType).forEach((postData) => {
 			const postId = postData.childValue('post_id');
 			
 			const postContent = postData.childValue('encoded');
@@ -169,8 +169,8 @@ function collectScrapedImages(allPostData, postTypes) {
 }
 
 function mergeImagesIntoPosts(images, posts) {
-	images.forEach(image => {
-		posts.forEach(post => {
+	images.forEach((image) => {
+		posts.forEach((post) => {
 			let shouldAttach = false;
 
 			// this image was uploaded as an attachment to this post
@@ -192,9 +192,9 @@ function mergeImagesIntoPosts(images, posts) {
 }
 
 function populateFrontmatter(posts) {
-	posts.forEach(post => {
+	posts.forEach((post) => {
 		post.frontmatter = {};
-		shared.config.frontmatterFields.forEach(field => {
+		shared.config.frontmatterFields.forEach((field) => {
 			const [key, alias] = field.split(':');
 
 			let frontmatterGetter = frontmatter[key];

src/translator.js

@@ -18,13 +18,13 @@ function initTurndownService() {
 
 	// preserve embedded tweets
 	turndownService.addRule('tweet', {
-		filter: node => node.nodeName === 'BLOCKQUOTE' && node.getAttribute('class') === 'twitter-tweet',
+		filter: (node) => node.nodeName === 'BLOCKQUOTE' && node.getAttribute('class') === 'twitter-tweet',
 		replacement: (content, node) => '\n\n' + node.outerHTML
 	});
 
 	// preserve embedded codepens
 	turndownService.addRule('codepen', {
-		filter: node => {
+		filter: (node) => {
 			// codepen embed snippets have changed over the years
 			// but this series of checks should find the commonalities
 			return (
@@ -95,7 +95,7 @@ function initTurndownService() {
 
 	// convert <pre> into a code block with language when appropriate
 	turndownService.addRule('pre', {
-		filter: node => {
+		filter: (node) => {
 			// a <pre> with <code> inside will already render nicely, so don't interfere
 			return node.nodeName === 'PRE' && !node.querySelector('code');
 		},

src/writer.js

@@ -13,7 +13,7 @@ export async function writeFilesPromise(posts) {
 }
 
 async function processPayloadsPromise(payloads, loadFunc) {
-	const promises = payloads.map(payload => new Promise((resolve, reject) => {
+	const promises = payloads.map((payload) => new Promise((resolve, reject) => {
 		setTimeout(async () => {
 			try {
 				const data = await loadFunc(payload.item);
@@ -28,7 +28,7 @@ async function processPayloadsPromise(payloads, loadFunc) {
 	}));
 
 	const results = await Promise.allSettled(promises);
-	const failedCount = results.filter(result => result.status === 'rejected').length;
+	const failedCount = results.filter((result) => result.status === 'rejected').length;
 	if (failedCount === 0) {
 		console.log('Done, got them all!');
 	} else {
@@ -45,7 +45,7 @@ async function writeMarkdownFilesPromise(posts) {
 	// package up posts into payloads
 	let existingCount = 0;
 	let delay = 0;
-	const payloads = posts.flatMap(post => {
+	const payloads = posts.flatMap((post) => {
 		const destinationPath = shared.buildPostPath(post);
 		if (checkFile(destinationPath)) {
 			// already exists, don't need to save again
@@ -117,10 +117,10 @@ async function writeImageFilesPromise(posts) {
 	// collect image data from all posts into a single flattened array of payloads
 	let existingCount = 0;
 	let delay = 0;
-	const payloads = posts.flatMap(post => {
+	const payloads = posts.flatMap((post) => {
 		const postPath = shared.buildPostPath(post);
 		const imagesDir = path.join(path.dirname(postPath), 'images');
-		return post.imageUrls.flatMap(imageUrl => {
+		return post.imageUrls.flatMap((imageUrl) => {
 			const filename = shared.getFilenameFromUrl(imageUrl);
 			const destinationPath = path.join(imagesDir, filename);
 			if (checkFile(destinationPath)) {