From f876ba5b3d4cfd6f2f3deedc6c938595e26eada4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Mon, 4 Aug 2025 19:18:45 +0900
Subject: [PATCH 01/14] fix: add CR to the line ending pattern

---
 src/language/markdown-source-code.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/language/markdown-source-code.js b/src/language/markdown-source-code.js
index 01e7f43f..69e93819 100644
--- a/src/language/markdown-source-code.js
+++ b/src/language/markdown-source-code.js
@@ -167,7 +167,7 @@ export class MarkdownSourceCode extends TextSourceCodeBase {
 	 * @param {Root} options.ast The root AST node.
 	 */
 	constructor({ text, ast }) {
-		super({ ast, text });
+		super({ ast, text, lineEndingPattern: /\n|\r|\r\n/u });
 		this.ast = ast;
 
 		// need to traverse the source code to get the inline config nodes

From 1a30634eb34172c3468f19c530d1a6b4d0950697 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Wed, 20 Aug 2025 22:54:49 +0900
Subject: [PATCH 02/14] wip: add test

---
 tests/language/markdown-source-code.test.js | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/tests/language/markdown-source-code.test.js b/tests/language/markdown-source-code.test.js
index a92ca1ee..fe656533 100644
--- a/tests/language/markdown-source-code.test.js
+++ b/tests/language/markdown-source-code.test.js
@@ -66,6 +66,22 @@ describe("MarkdownSourceCode", () => {
 		sourceCode = new MarkdownSourceCode({ text: markdownText, ast });
 	});
 
+	describe("constructor", () => {
+		it("should create a MarkdownSourceCode instance", () => {
+			const mdSourceCode = new MarkdownSourceCode({
+				text: markdownText,
+				ast,
+			});
+
+			assert.strictEqual(
+				mdSourceCode.constructor.name,
+				"MarkdownSourceCode",
+			);
+			assert.strictEqual(mdSourceCode.ast, ast);
+			assert.strictEqual(mdSourceCode.text, markdownText);
+		});
+	});
+
 	describe("getText()", () => {
 		it("should return the text of the Markdown source code", () => {
 			assert.strictEqual(sourceCode.getText(), markdownText);

From b427e82e947f8ec7c58e6cae51071b09a52352e6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Wed, 20 Aug 2025 23:11:45 +0900
Subject: [PATCH 03/14] wip: add more tests

---
 tests/language/markdown-source-code.test.js | 61 ++++++++++++++++++---
 1 file changed, 53 insertions(+), 8 deletions(-)

diff --git a/tests/language/markdown-source-code.test.js b/tests/language/markdown-source-code.test.js
index fe656533..7483b6b0 100644
--- a/tests/language/markdown-source-code.test.js
+++ b/tests/language/markdown-source-code.test.js
@@ -68,17 +68,62 @@ describe("MarkdownSourceCode", () => {
 
 	describe("constructor", () => {
 		it("should create a MarkdownSourceCode instance", () => {
-			const mdSourceCode = new MarkdownSourceCode({
-				text: markdownText,
-				ast,
-			});
-
 			assert.strictEqual(
-				mdSourceCode.constructor.name,
+				sourceCode.constructor.name,
 				"MarkdownSourceCode",
 			);
-			assert.strictEqual(mdSourceCode.ast, ast);
-			assert.strictEqual(mdSourceCode.text, markdownText);
+			assert.strictEqual(sourceCode.ast, ast);
+			assert.strictEqual(sourceCode.text, markdownText);
+		});
+
+		it("should parse LF line endings", () => {
+			const text = "lumir\nlumir";
+			const sourceCodeWithLF = new MarkdownSourceCode({
+				text,
+				ast: fromMarkdown(text),
+			});
+
+			assert.deepStrictEqual(sourceCodeWithLF.lines, ["lumir", "lumir"]);
+		});
+
+		it("should parse CR line endings", () => {
+			const text = "lumir\rlumir";
+			const sourceCodeWithCR = new MarkdownSourceCode({
+				text,
+				ast: fromMarkdown(text),
+			});
+
+			assert.deepStrictEqual(sourceCodeWithCR.lines, ["lumir", "lumir"]);
+		});
+
+		it("should parse CRLF line endings", () => {
+			// TODO: Bug: Should work once https://github.com/eslint/rewrite/pull/212 is merged.
+			const text = "lumir\r\nlumir";
+			const sourceCodeWithCRLF = new MarkdownSourceCode({
+				text,
+				ast: fromMarkdown(text),
+			});
+
+			assert.deepStrictEqual(sourceCodeWithCRLF.lines, [
+				"lumir",
+				"lumir",
+			]);
+		});
+
+		it("should parse LF CR CRLF line endings", () => {
+			// TODO: Bug: Should work once https://github.com/eslint/rewrite/pull/212 is merged.
+			const text = "lumir\nlumir\rlumir\r\nlumir";
+			const sourceCodeWithLFCRCRLF = new MarkdownSourceCode({
+				text,
+				ast: fromMarkdown(text),
+			});
+
+			assert.deepStrictEqual(sourceCodeWithLFCRCRLF.lines, [
+				"lumir",
+				"lumir",
+				"lumir",
+				"lumir",
+			]);
 		});
 	});
 

From 4e8343582aaf1e5aa186a593021c72ae4a3f6ffd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Wed, 20 Aug 2025 23:16:26 +0900
Subject: [PATCH 04/14] wip: mark error prone patterns

---
 src/language/markdown-source-code.js      | 4 ++--
 src/processor.js                          | 8 ++++----
 src/rules/no-missing-atx-heading-space.js | 2 +-
 src/rules/no-reversed-media-syntax.js     | 2 +-
 src/util.js                               | 8 +++++---
 5 files changed, 13 insertions(+), 11 deletions(-)

diff --git a/src/language/markdown-source-code.js b/src/language/markdown-source-code.js
index 69e93819..ef123fb1 100644
--- a/src/language/markdown-source-code.js
+++ b/src/language/markdown-source-code.js
@@ -97,13 +97,13 @@ function extractInlineConfigCommentsFromHTML(node) {
 			start.column += startColumnOffset;
 			start.offset += match.index;
 
-			const commentLineCount = comment.split("\n").length - 1;
+			const commentLineCount = comment.split("\n").length - 1; // TODO
 
 			end.line = start.line + commentLineCount;
 			end.column =
 				commentLineCount === 0
 					? start.column + comment.length
-					: comment.length - comment.lastIndexOf("\n");
+					: comment.length - comment.lastIndexOf("\n"); // TODO
 			end.offset = start.offset + comment.length;
 
 			comments.push(
diff --git a/src/processor.js b/src/processor.js
index c86781c5..07aaa539 100644
--- a/src/processor.js
+++ b/src/processor.js
@@ -164,7 +164,7 @@ function getBlockRangeMap(text, node, comments) {
 	 * line.
 	 */
 	const code = text.slice(startOffset, node.position.end.offset);
-	const lines = code.split("\n");
+	const lines = code.split("\n"); // TODO
 
 	/*
 	 * The parser trims leading whitespace from each line of code within the
@@ -344,7 +344,7 @@ function preprocess(sourceText, filename) {
 
 		return {
 			filename: fileNameFromMeta(block) ?? `${index}.${fileExtension}`,
-			text: [...block.comments, block.value, ""].join("\n"),
+			text: [...block.comments, block.value, ""].join("\n"), // TODO
 		};
 	});
 }
@@ -375,7 +375,7 @@ function adjustFix(block, fix) {
 				return range + block.rangeMap[i - 1].md;
 			})
 		),
-		text: fix.text.replace(/\n/gu, `\n${block.baseIndentText}`),
+		text: fix.text.replace(/\n/gu, `\n${block.baseIndentText}`), // TODO
 	};
 }
 
@@ -386,7 +386,7 @@ function adjustFix(block, fix) {
  */
 function adjustBlock(block) {
 	const leadingCommentLines = block.comments.reduce(
-		(count, comment) => count + comment.split("\n").length,
+		(count, comment) => count + comment.split("\n").length, // TODO
 		0,
 	);
 
diff --git a/src/rules/no-missing-atx-heading-space.js b/src/rules/no-missing-atx-heading-space.js
index ee54fcef..a29ae4a1 100644
--- a/src/rules/no-missing-atx-heading-space.js
+++ b/src/rules/no-missing-atx-heading-space.js
@@ -21,7 +21,7 @@
 const leadingAtxHeadingHashPattern = /^(#{1,6})(?:[^# \t]|$)/u;
 const trailingAtxHeadingHashPattern =
 	/(?<![ \t])([ \t]*)(?<!(?<!\\)\\)(#+)([ \t]*)$/u;
-const newLinePattern = /\r?\n/u;
+const newLinePattern = /\r?\n/u; // TODO
 
 /**
  * Finds missing space before the closing hashes in an ATX heading.
diff --git a/src/rules/no-reversed-media-syntax.js b/src/rules/no-reversed-media-syntax.js
index b344ff78..8e49d931 100644
--- a/src/rules/no-reversed-media-syntax.js
+++ b/src/rules/no-reversed-media-syntax.js
@@ -28,7 +28,7 @@ import { findOffsets } from "../util.js";
 
 /** Matches reversed link/image syntax like `(text)[url]`, ignoring escaped characters like `\(text\)[url]`. */
 const reversedPattern =
-	/(?<!\\)\(((?:\\.|[^()\\]|\([\s\S]*\))*)\)\[((?:\\.|[^\]\\\n])*)\](?!\()/gu;
+	/(?<!\\)\(((?:\\.|[^()\\]|\([\s\S]*\))*)\)\[((?:\\.|[^\]\\\n])*)\](?!\()/gu; // TODO
 
 /**
  * Checks if a match is within any skip range
diff --git a/src/util.js b/src/util.js
index 86f98052..bd5606a5 100644
--- a/src/util.js
+++ b/src/util.js
@@ -30,6 +30,7 @@ export function findOffsets(text, offset) {
 
 	for (let i = 0; i < offset; i++) {
 		if (text[i] === "\n") {
+			// TODO
 			lineOffset++;
 			columnOffset = 0;
 		} else {
@@ -53,7 +54,7 @@ export function frontmatterHasTitle(value, pattern) {
 	if (!pattern) {
 		return false;
 	}
-	const lines = value.split("\n");
+	const lines = value.split("\n"); // TODO
 	for (const line of lines) {
 		if (pattern.test(line)) {
 			return true;
@@ -68,7 +69,8 @@ export function frontmatterHasTitle(value, pattern) {
  * @returns {string} The string with HTML comments removed.
  */
 export function stripHtmlComments(value) {
-	return value.replace(htmlCommentPattern, match =>
-		match.replace(/[^\n]/gu, " "),
+	return value.replace(
+		htmlCommentPattern,
+		match => match.replace(/[^\n]/gu, " "), // TODO
 	);
 }

From d43082e9dd0b9fa8ae28ac11f8875adaf3b9587c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Wed, 8 Oct 2025 19:49:12 +0900
Subject: [PATCH 05/14] wip

---
 tests/language/markdown-source-code.test.js | 61 ---------------------
 1 file changed, 61 deletions(-)

diff --git a/tests/language/markdown-source-code.test.js b/tests/language/markdown-source-code.test.js
index bde78de4..b4011af7 100644
--- a/tests/language/markdown-source-code.test.js
+++ b/tests/language/markdown-source-code.test.js
@@ -66,67 +66,6 @@ describe("MarkdownSourceCode", () => {
 		sourceCode = new MarkdownSourceCode({ text: markdownText, ast });
 	});
 
-	describe("constructor", () => {
-		it("should create a MarkdownSourceCode instance", () => {
-			assert.strictEqual(
-				sourceCode.constructor.name,
-				"MarkdownSourceCode",
-			);
-			assert.strictEqual(sourceCode.ast, ast);
-			assert.strictEqual(sourceCode.text, markdownText);
-		});
-
-		it("should parse LF line endings", () => {
-			const text = "lumir\nlumir";
-			const sourceCodeWithLF = new MarkdownSourceCode({
-				text,
-				ast: fromMarkdown(text),
-			});
-
-			assert.deepStrictEqual(sourceCodeWithLF.lines, ["lumir", "lumir"]);
-		});
-
-		it("should parse CR line endings", () => {
-			const text = "lumir\rlumir";
-			const sourceCodeWithCR = new MarkdownSourceCode({
-				text,
-				ast: fromMarkdown(text),
-			});
-
-			assert.deepStrictEqual(sourceCodeWithCR.lines, ["lumir", "lumir"]);
-		});
-
-		it("should parse CRLF line endings", () => {
-			// TODO: Bug: Should work once https://github.com/eslint/rewrite/pull/212 is merged.
-			const text = "lumir\r\nlumir";
-			const sourceCodeWithCRLF = new MarkdownSourceCode({
-				text,
-				ast: fromMarkdown(text),
-			});
-
-			assert.deepStrictEqual(sourceCodeWithCRLF.lines, [
-				"lumir",
-				"lumir",
-			]);
-		});
-
-		it("should parse LF CR CRLF line endings", () => {
-			// TODO: Bug: Should work once https://github.com/eslint/rewrite/pull/212 is merged.
-			const text = "lumir\nlumir\rlumir\r\nlumir";
-			const sourceCodeWithLFCRCRLF = new MarkdownSourceCode({
-				text,
-				ast: fromMarkdown(text),
-			});
-
-			assert.deepStrictEqual(sourceCodeWithLFCRCRLF.lines, [
-				"lumir",
-				"lumir",
-				"lumir",
-				"lumir",
-			]);
-		});
-	});
-
 	describe("getText()", () => {
 		it("should return the text of the Markdown source code", () => {
 			assert.strictEqual(sourceCode.getText(), markdownText);

From bc16d7a003a515d8b85879b4109b04887d337e82 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Wed, 8 Oct 2025 19:50:05 +0900
Subject: [PATCH 06/14] wip

---
 src/util.js | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/src/util.js b/src/util.js
index 36cf9954..b69e80eb 100644
--- a/src/util.js
+++ b/src/util.js
@@ -7,6 +7,12 @@
 // Regex Patterns
 //-----------------------------------------------------------------------------
 
+/**
+ * Line ending pattern to match all line endings (CRLF, CR, LF). (CommonMark spec)
+ * @see https://spec.commonmark.org/0.31.2/#line-ending
+ */
+export const lineEndingPattern = /\r\n|[\r\n]/u;
+
 /**
  * CommonMark does not allow any white space between the brackets in a reference link.
  * If that pattern is detected, then it's treated as text and not as a link. This pattern
@@ -24,16 +30,16 @@ export const htmlCommentPattern = /<!--[\s\S]*?-->/gu;
 //-----------------------------------------------------------------------------
 
 /**
- * Checks if a frontmatter block contains a title matching the given pattern
- * @param {string} value The frontmatter content
- * @param {RegExp|null} pattern The pattern to match against
- * @returns {boolean} Whether a title was found
+ * Checks if a frontmatter block contains a title matching the given pattern.
+ * @param {string} value The frontmatter content.
+ * @param {RegExp|null} pattern The pattern to match against.
+ * @returns {boolean} Whether a title was found.
  */
 export function frontmatterHasTitle(value, pattern) {
 	if (!pattern) {
 		return false;
 	}
-	const lines = value.split("\n");
+	const lines = value.split(lineEndingPattern);
 	for (const line of lines) {
 		if (pattern.test(line)) {
 			return true;

From db11bb8fc59a064227ea8d2e26f047200dc006dc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Wed, 8 Oct 2025 20:04:19 +0900
Subject: [PATCH 07/14] wip

---
 src/rules/no-html.js                | 2 +-
 src/rules/no-reference-like-urls.js | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/rules/no-html.js b/src/rules/no-html.js
index 2d25932b..ec29629c 100644
--- a/src/rules/no-html.js
+++ b/src/rules/no-html.js
@@ -20,7 +20,7 @@
 
 const htmlTagPattern =
 	/<(?<tagName>[a-z0-9]+(?:-[a-z0-9]+)*)(?:\s(?:[^>"']|"[^"]*"|'[^']*')*)?>/giu;
-const lineEndingPattern = /\r\n?|\n/u;
+const lineEndingPattern = /\r\n?|\n/u; // TODO
 
 //-----------------------------------------------------------------------------
 // Rule Definition
diff --git a/src/rules/no-reference-like-urls.js b/src/rules/no-reference-like-urls.js
index a151abe3..f58d0d56 100644
--- a/src/rules/no-reference-like-urls.js
+++ b/src/rules/no-reference-like-urls.js
@@ -27,7 +27,7 @@ import { normalizeIdentifier } from "micromark-util-normalize-identifier";
 
 /** Pattern to match both inline links: `[text](url)` and images: `![alt](url)`, with optional title */
 const linkOrImagePattern =
-	/(?<imageBang>!)?\[(?<label>(?:\\.|[^()\\]|\([\s\S]*\))*?)\]\((?<destination>[ \t]*(?:\r\n?|\n)?(?<![ \t])[ \t]*(?:<[^>]*>|[^ \t()]+))(?:[ \t]*(?:\r\n?|\n)?(?<![ \t])[ \t]*(?<title>"[^"]*"|'[^']*'|\([^)]*\)))?[ \t]*(?:\r\n?|\n)?(?<![ \t])[ \t]*\)$/u;
+	/(?<imageBang>!)?\[(?<label>(?:\\.|[^()\\]|\([\s\S]*\))*?)\]\((?<destination>[ \t]*(?:\r\n?|\n)?(?<![ \t])[ \t]*(?:<[^>]*>|[^ \t()]+))(?:[ \t]*(?:\r\n?|\n)?(?<![ \t])[ \t]*(?<title>"[^"]*"|'[^']*'|\([^)]*\)))?[ \t]*(?:\r\n?|\n)?(?<![ \t])[ \t]*\)$/u; // TODO
 
 //-----------------------------------------------------------------------------
 // Rule Definition

From 3ae48fa4d0d0f226a0cacd581fcc7bfc6582195b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Wed, 8 Oct 2025 20:06:56 +0900
Subject: [PATCH 08/14] wip: `no-html`

---
 src/rules/no-html.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/rules/no-html.js b/src/rules/no-html.js
index ec29629c..68446e6c 100644
--- a/src/rules/no-html.js
+++ b/src/rules/no-html.js
@@ -3,6 +3,12 @@
  * @author Nicholas C. Zakas
  */
 
+//-----------------------------------------------------------------------------
+// Imports
+//-----------------------------------------------------------------------------
+
+import { lineEndingPattern } from "../util.js";
+
 //-----------------------------------------------------------------------------
 // Type Definitions
 //-----------------------------------------------------------------------------
@@ -20,7 +26,6 @@
 
 const htmlTagPattern =
 	/<(?<tagName>[a-z0-9]+(?:-[a-z0-9]+)*)(?:\s(?:[^>"']|"[^"]*"|'[^']*')*)?>/giu;
-const lineEndingPattern = /\r\n?|\n/u; // TODO
 
 //-----------------------------------------------------------------------------
 // Rule Definition

From 28c9e5bcf42d0696988617cbe5c36912b10e494d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Wed, 8 Oct 2025 23:17:48 +0900
Subject: [PATCH 09/14] wip

---
 src/rules/no-missing-atx-heading-space.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/rules/no-missing-atx-heading-space.js b/src/rules/no-missing-atx-heading-space.js
index b46a1ed3..bffc2c41 100644
--- a/src/rules/no-missing-atx-heading-space.js
+++ b/src/rules/no-missing-atx-heading-space.js
@@ -21,7 +21,7 @@
 const leadingAtxHeadingHashPattern = /^(#{1,6})(?:[^# \t]|$)/u;
 const trailingAtxHeadingHashPattern =
 	/(?<![ \t])([ \t]*)(?<=(?<!\\)(?:\\{2})*)(#+)([ \t]*)$/u;
-const newLinePattern = /\r?\n/u; // TODO
+const newLinePattern = /\r?\n/u;
 
 /**
  * Finds missing space before the closing hashes in an ATX heading.

From 525816f785fd378b9dc95513342596aaff9a8960 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Fri, 10 Oct 2025 17:43:47 +0900
Subject: [PATCH 10/14] wip: simplify regex

---
 src/rules/no-reference-like-urls.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/rules/no-reference-like-urls.js b/src/rules/no-reference-like-urls.js
index f58d0d56..dacc79e8 100644
--- a/src/rules/no-reference-like-urls.js
+++ b/src/rules/no-reference-like-urls.js
@@ -27,7 +27,7 @@ import { normalizeIdentifier } from "micromark-util-normalize-identifier";
 
 /** Pattern to match both inline links: `[text](url)` and images: `![alt](url)`, with optional title */
 const linkOrImagePattern =
-	/(?<imageBang>!)?\[(?<label>(?:\\.|[^()\\]|\([\s\S]*\))*?)\]\((?<destination>[ \t]*(?:\r\n?|\n)?(?<![ \t])[ \t]*(?:<[^>]*>|[^ \t()]+))(?:[ \t]*(?:\r\n?|\n)?(?<![ \t])[ \t]*(?<title>"[^"]*"|'[^']*'|\([^)]*\)))?[ \t]*(?:\r\n?|\n)?(?<![ \t])[ \t]*\)$/u; // TODO
+	/(?<imageBang>!)?\[(?<label>(?:\\.|[^()\\]|\([\s\S]*\))*?)\]\((?<destination>[ \t]*\r?\n?(?<![ \t])[ \t]*(?:<[^>]*>|[^ \t()]+))(?:[ \t]*\r?\n?(?<![ \t])[ \t]*(?<title>"[^"]*"|'[^']*'|\([^)]*\)))?[ \t]*\r?\n?(?<![ \t])[ \t]*\)$/u; // TODO
 
 //-----------------------------------------------------------------------------
 // Rule Definition

From e24ebf6bc9f903f374e2154c3d51080fdac6ddbe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Fri, 10 Oct 2025 17:58:39 +0900
Subject: [PATCH 11/14] wip

---
 src/rules/no-reference-like-urls.js | 16 ++++------------
 1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/src/rules/no-reference-like-urls.js b/src/rules/no-reference-like-urls.js
index dacc79e8..716a438b 100644
--- a/src/rules/no-reference-like-urls.js
+++ b/src/rules/no-reference-like-urls.js
@@ -27,7 +27,7 @@ import { normalizeIdentifier } from "micromark-util-normalize-identifier";
 
 /** Pattern to match both inline links: `[text](url)` and images: `![alt](url)`, with optional title */
 const linkOrImagePattern =
-	/(?<imageBang>!)?\[(?<label>(?:\\.|[^()\\]|\([\s\S]*\))*?)\]\((?<destination>[ \t]*\r?\n?(?<![ \t])[ \t]*(?:<[^>]*>|[^ \t()]+))(?:[ \t]*\r?\n?(?<![ \t])[ \t]*(?<title>"[^"]*"|'[^']*'|\([^)]*\)))?[ \t]*\r?\n?(?<![ \t])[ \t]*\)$/u; // TODO
+	/\[(?<label>(?:\\.|[^()\\]|\([\s\S]*\))*?)\]\((?<destination>[ \t]*\r?\n?(?<![ \t])[ \t]*(?:<[^>]*>|[^ \t()]+))(?:[ \t]*\r?\n?(?<![ \t])[ \t]*(?:"[^"]*"|'[^']*'|\([^)]*\)))?[ \t]*\r?\n?(?<![ \t])[ \t]*\)$/u;
 
 //-----------------------------------------------------------------------------
 // Rule Definition
@@ -75,17 +75,9 @@ export default {
 
 					const match = linkOrImagePattern.exec(text);
 					if (match !== null) {
-						const {
-							imageBang,
-							label,
-							destination,
-							title: titleRaw,
-						} = match.groups;
-						const title = titleRaw?.slice(1, -1);
-
-						const isImage = !!imageBang;
-						const type = isImage ? "image" : "link";
-						const prefix = isImage ? "!" : "";
+						const { label, destination } = match.groups;
+						const { type, title } = node;
+						const prefix = type === "image" ? "!" : "";
 						const url =
 							normalizeIdentifier(destination).toLowerCase();
 

From fe312864f2c079a3a9e88e14d42d5c26eeb9f016 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Fri, 10 Oct 2025 18:11:55 +0900
Subject: [PATCH 12/14] wip

---
 src/rules/no-reversed-media-syntax.js        | 2 +-
 tests/rules/no-reversed-media-syntax.test.js | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/rules/no-reversed-media-syntax.js b/src/rules/no-reversed-media-syntax.js
index 36641bf3..2d742aa1 100644
--- a/src/rules/no-reversed-media-syntax.js
+++ b/src/rules/no-reversed-media-syntax.js
@@ -22,7 +22,7 @@
 
 /** Matches reversed link/image syntax like `(text)[url]`, ignoring escaped characters like `\(text\)[url]`. */
 const reversedPattern =
-	/(?<=(?<!\\)(?:\\{2})*)\((?<label>(?:\\.|[^()\\]|\([\s\S]*\))*)\)\[(?<url>(?:\\.|[^\]\\\n])*)\](?!\()/gu; // TODO
+	/(?<=(?<!\\)(?:\\{2})*)\((?<label>(?:\\.|[^()\\]|\([\s\S]*\))*)\)\[(?<url>(?:\\.|[^\]\\\r\n])*)\](?!\()/gu;
 
 /**
  * Checks if a match is within any skip range
diff --git a/tests/rules/no-reversed-media-syntax.test.js b/tests/rules/no-reversed-media-syntax.test.js
index c03e2419..b5b18372 100644
--- a/tests/rules/no-reversed-media-syntax.test.js
+++ b/tests/rules/no-reversed-media-syntax.test.js
@@ -31,6 +31,9 @@ ruleTester.run("no-reversed-media-syntax", rule, {
 		"![foo](bar)",
 		"![foo](#bar)",
 		"![foo](http://bar.com)",
+		"(foo)[bar\r\n]",
+		"(foo)[bar\r]",
+		"(foo)[bar\n]",
 		"(foo)[bar](http://bar.com)",
 		"		myObj.getFiles(test)[0]",
 		dedent`

From d7ad457cfa67e90243bb73d3729725a00f58ddf9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Sat, 11 Oct 2025 18:18:11 +0900
Subject: [PATCH 13/14] wip

---
 src/processor.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/processor.js b/src/processor.js
index bdbc4648..5649287c 100644
--- a/src/processor.js
+++ b/src/processor.js
@@ -164,7 +164,7 @@ function getBlockRangeMap(text, node, comments) {
 	 * line.
 	 */
 	const code = text.slice(startOffset, node.position.end.offset);
-	const lines = code.split("\n"); // TODO
+	const lines = code.split("\n");
 
 	/*
 	 * The parser trims leading whitespace from each line of code within the
@@ -344,7 +344,7 @@ function preprocess(sourceText, filename) {
 
 		return {
 			filename: fileNameFromMeta(block) ?? `${index}.${fileExtension}`,
-			text: [...block.comments, block.value, ""].join("\n"), // TODO
+			text: [...block.comments, block.value, ""].join("\n"),
 		};
 	});
 }
@@ -375,7 +375,7 @@ function adjustFix(block, fix) {
 				return range + block.rangeMap[i - 1].md;
 			})
 		),
-		text: fix.text.replace(/\n/gu, `\n${block.baseIndentText}`), // TODO
+		text: fix.text.replace(/\n/gu, `\n${block.baseIndentText}`),
 	};
 }
 
@@ -386,7 +386,7 @@ function adjustFix(block, fix) {
  */
 function adjustBlock(block) {
 	const leadingCommentLines = block.comments.reduce(
-		(count, comment) => count + comment.split("\n").length, // TODO
+		(count, comment) => count + comment.split("\n").length,
 		0,
 	);
 

From e0109ab6a6e5a9c3982b9cd84deaa5ba8b706bf6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=A3=A8=EB=B0=80LuMir?= <rpfos@naver.com>
Date: Sat, 11 Oct 2025 20:01:03 +0900
Subject: [PATCH 14/14] wip

---
 package.json | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/package.json b/package.json
index 52d01489..5c8ea689 100644
--- a/package.json
+++ b/package.json
@@ -75,6 +75,8 @@
   "devDependencies": {
     "@eslint/js": "^9.36.0",
     "@eslint/json": "^0.13.2",
+    "@types/mdast": "^4.0.4",
+    "@types/unist": "^3.0.3",
     "c8": "^10.1.3",
     "dedent": "^1.5.3",
     "eslint": "^9.36.0",
@@ -84,6 +86,7 @@
     "lint-staged": "^15.2.9",
     "mocha": "^11.6.0",
     "prettier": "^3.3.3",
+    "semver": "^7.7.3",
     "typescript": "^5.9.2",
     "yorkie": "^2.0.0"
   },