From d84796588c1472334ddaf696a817f015c245ce44 Mon Sep 17 00:00:00 2001
From: okayurisotto <okayurisotto@proton.me>
Date: Sat, 8 Jul 2023 07:08:16 +0900
Subject: cleanup: trim trailing whitespace (#11136)

* cleanup: trim trailing whitespace

* update(`.editorconfig`)

---------

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>
---
 packages/backend/src/core/MfmService.ts | 108 ++++++++++++++++----------------
 1 file changed, 54 insertions(+), 54 deletions(-)

(limited to 'packages/backend/src/core/MfmService.ts')

diff --git a/packages/backend/src/core/MfmService.ts b/packages/backend/src/core/MfmService.ts
index dffee16e08..38aaa84524 100644
--- a/packages/backend/src/core/MfmService.ts
+++ b/packages/backend/src/core/MfmService.ts
@@ -27,29 +27,29 @@ export class MfmService {
 	public fromHtml(html: string, hashtagNames?: string[]): string {
 		// some AP servers like Pixelfed use br tags as well as newlines
 		html = html.replace(/<br\s?\/?>\r?\n/gi, '\n');
-	
+
 		const dom = parse5.parseFragment(html);
-	
+
 		let text = '';
-	
+
 		for (const n of dom.childNodes) {
 			analyze(n);
 		}
-	
+
 		return text.trim();
-	
+
 		function getText(node: TreeAdapter.Node): string {
 			if (treeAdapter.isTextNode(node)) return node.value;
 			if (!treeAdapter.isElementNode(node)) return '';
 			if (node.nodeName === 'br') return '\n';
-	
+
 			if (node.childNodes) {
 				return node.childNodes.map(n => getText(n)).join('');
 			}
-	
+
 			return '';
 		}
-	
+
 		function appendChildren(childNodes: TreeAdapter.ChildNode[]): void {
 			if (childNodes) {
 				for (const n of childNodes) {
@@ -57,35 +57,35 @@ export class MfmService {
 				}
 			}
 		}
-	
+
 		function analyze(node: TreeAdapter.Node) {
 			if (treeAdapter.isTextNode(node)) {
 				text += node.value;
 				return;
 			}
-	
+
 			// Skip comment or document type node
 			if (!treeAdapter.isElementNode(node)) return;
-	
+
 			switch (node.nodeName) {
 				case 'br': {
 					text += '\n';
 					break;
 				}
-	
+
 				case 'a':
 				{
 					const txt = getText(node);
 					const rel = node.attrs.find(x => x.name === 'rel');
 					const href = node.attrs.find(x => x.name === 'href');
-	
+
 					// ハッシュタグ
 					if (hashtagNames && href && hashtagNames.map(x => x.toLowerCase()).includes(txt.toLowerCase())) {
 						text += txt;
 					// メンション
 					} else if (txt.startsWith('@') && !(rel && rel.value.startsWith('me '))) {
 						const part = txt.split('@');
-	
+
 						if (part.length === 2 && href) {
 							//#region ホスト名部分が省略されているので復元する
 							const acct = `${txt}@${(new URL(href.value)).hostname}`;
@@ -116,12 +116,12 @@ export class MfmService {
 								return `[${txt}](${href.value})`;
 							}
 						};
-	
+
 						text += generateLink();
 					}
 					break;
 				}
-	
+
 				case 'h1':
 				{
 					text += '【';
@@ -129,7 +129,7 @@ export class MfmService {
 					text += '】\n';
 					break;
 				}
-	
+
 				case 'b':
 				case 'strong':
 				{
@@ -138,7 +138,7 @@ export class MfmService {
 					text += '**';
 					break;
 				}
-	
+
 				case 'small':
 				{
 					text += '<small>';
@@ -146,7 +146,7 @@ export class MfmService {
 					text += '</small>';
 					break;
 				}
-	
+
 				case 's':
 				case 'del':
 				{
@@ -155,7 +155,7 @@ export class MfmService {
 					text += '~~';
 					break;
 				}
-	
+
 				case 'i':
 				case 'em':
 				{
@@ -164,7 +164,7 @@ export class MfmService {
 					text += '</i>';
 					break;
 				}
-	
+
 				// block code (<pre><code>)
 				case 'pre': {
 					if (node.childNodes.length === 1 && node.childNodes[0].nodeName === 'code') {
@@ -176,7 +176,7 @@ export class MfmService {
 					}
 					break;
 				}
-	
+
 				// inline code (<code>)
 				case 'code': {
 					text += '`';
@@ -184,7 +184,7 @@ export class MfmService {
 					text += '`';
 					break;
 				}
-	
+
 				case 'blockquote': {
 					const t = getText(node);
 					if (t) {
@@ -193,7 +193,7 @@ export class MfmService {
 					}
 					break;
 				}
-	
+
 				case 'p':
 				case 'h2':
 				case 'h3':
@@ -205,7 +205,7 @@ export class MfmService {
 					appendChildren(node.childNodes);
 					break;
 				}
-	
+
 				// other block elements
 				case 'div':
 				case 'header':
@@ -219,7 +219,7 @@ export class MfmService {
 					appendChildren(node.childNodes);
 					break;
 				}
-	
+
 				default:	// includes inline elements
 				{
 					appendChildren(node.childNodes);
@@ -234,48 +234,48 @@ export class MfmService {
 		if (nodes == null) {
 			return null;
 		}
-	
+
 		const { window } = new Window();
-	
+
 		const doc = window.document;
-	
+
 		function appendChildren(children: mfm.MfmNode[], targetElement: any): void {
 			if (children) {
 				for (const child of children.map(x => (handlers as any)[x.type](x))) targetElement.appendChild(child);
 			}
 		}
-	
+
 		const handlers: { [K in mfm.MfmNode['type']]: (node: mfm.NodeType<K>) => any } = {
 			bold: (node) => {
 				const el = doc.createElement('b');
 				appendChildren(node.children, el);
 				return el;
 			},
-	
+
 			small: (node) => {
 				const el = doc.createElement('small');
 				appendChildren(node.children, el);
 				return el;
 			},
-	
+
 			strike: (node) => {
 				const el = doc.createElement('del');
 				appendChildren(node.children, el);
 				return el;
 			},
-	
+
 			italic: (node) => {
 				const el = doc.createElement('i');
 				appendChildren(node.children, el);
 				return el;
 			},
-	
+
 			fn: (node) => {
 				const el = doc.createElement('i');
 				appendChildren(node.children, el);
 				return el;
 			},
-	
+
 			blockCode: (node) => {
 				const pre = doc.createElement('pre');
 				const inner = doc.createElement('code');
@@ -283,21 +283,21 @@ export class MfmService {
 				pre.appendChild(inner);
 				return pre;
 			},
-	
+
 			center: (node) => {
 				const el = doc.createElement('div');
 				appendChildren(node.children, el);
 				return el;
 			},
-	
+
 			emojiCode: (node) => {
 				return doc.createTextNode(`\u200B:${node.props.name}:\u200B`);
 			},
-	
+
 			unicodeEmoji: (node) => {
 				return doc.createTextNode(node.props.emoji);
 			},
-	
+
 			hashtag: (node) => {
 				const a = doc.createElement('a');
 				a.setAttribute('href', `${this.config.url}/tags/${node.props.hashtag}`);
@@ -305,32 +305,32 @@ export class MfmService {
 				a.setAttribute('rel', 'tag');
 				return a;
 			},
-	
+
 			inlineCode: (node) => {
 				const el = doc.createElement('code');
 				el.textContent = node.props.code;
 				return el;
 			},
-	
+
 			mathInline: (node) => {
 				const el = doc.createElement('code');
 				el.textContent = node.props.formula;
 				return el;
 			},
-	
+
 			mathBlock: (node) => {
 				const el = doc.createElement('code');
 				el.textContent = node.props.formula;
 				return el;
 			},
-	
+
 			link: (node) => {
 				const a = doc.createElement('a');
 				a.setAttribute('href', node.props.url);
 				appendChildren(node.children, a);
 				return a;
 			},
-	
+
 			mention: (node) => {
 				const a = doc.createElement('a');
 				const { username, host, acct } = node.props;
@@ -340,47 +340,47 @@ export class MfmService {
 				a.textContent = acct;
 				return a;
 			},
-	
+
 			quote: (node) => {
 				const el = doc.createElement('blockquote');
 				appendChildren(node.children, el);
 				return el;
 			},
-	
+
 			text: (node) => {
 				const el = doc.createElement('span');
 				const nodes = node.props.text.split(/\r\n|\r|\n/).map(x => doc.createTextNode(x));
-	
+
 				for (const x of intersperse<FIXME | 'br'>('br', nodes)) {
 					el.appendChild(x === 'br' ? doc.createElement('br') : x);
 				}
-	
+
 				return el;
 			},
-	
+
 			url: (node) => {
 				const a = doc.createElement('a');
 				a.setAttribute('href', node.props.url);
 				a.textContent = node.props.url;
 				return a;
 			},
-	
+
 			search: (node) => {
 				const a = doc.createElement('a');
 				a.setAttribute('href', `https://www.google.com/search?q=${node.props.query}`);
 				a.textContent = node.props.content;
 				return a;
 			},
-	
+
 			plain: (node) => {
 				const el = doc.createElement('span');
 				appendChildren(node.children, el);
 				return el;
 			},
 		};
-	
+
 		appendChildren(nodes, doc.body);
-	
+
 		return `<p>${doc.body.innerHTML}</p>`;
-	}	
+	}
 }
-- 
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