From b4df555e7ccc9870f172376dbc342cf132ff3e8e Mon Sep 17 00:00:00 2001
From: David Anson <david@dlaa.me>
Date: Tue, 25 Nov 2025 14:48:55 -0800
Subject: [PATCH] Add test to ensure all project version numbers match.

---
 README.md                  |  8 ++++----
 test/markdownlint-test.mjs | 32 ++++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index c1366a7a..82f74547 100644
--- a/README.md
+++ b/README.md
@@ -979,7 +979,7 @@ All of which return an object like:
     { "lineNumber": 3,
       "ruleNames": [ "MD010", "no-hard-tabs" ],
       "ruleDescription": "Hard tabs",
-      "ruleInformation": "https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md010.md",
+      "ruleInformation": "https://github.com/DavidAnson/markdownlint/blob/v0.39.0/doc/md010.md",
       "errorDetail": "Column: 17",
       "errorContext": null,
       "errorRange": [ 17, 1 ],
@@ -988,7 +988,7 @@ All of which return an object like:
     { "lineNumber": 1,
       "ruleNames": [ "MD018", "no-missing-space-atx" ],
       "ruleDescription": "No space after hash on atx style heading",
-      "ruleInformation": "https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md018.md",
+      "ruleInformation": "https://github.com/DavidAnson/markdownlint/blob/v0.39.0/doc/md018.md",
       "errorDetail": null,
       "errorContext": "#bad.md",
       "errorRange": [ 1, 2 ],
@@ -997,7 +997,7 @@ All of which return an object like:
     { "lineNumber": 3,
       "ruleNames": [ "MD018", "no-missing-space-atx" ],
       "ruleDescription": "No space after hash on atx style heading",
-      "ruleInformation": "https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md018.md",
+      "ruleInformation": "https://github.com/DavidAnson/markdownlint/blob/v0.39.0/doc/md018.md",
       "errorDetail": null,
       "errorContext": "#This file fails\tsome rules.",
       "errorRange": [ 1, 2 ],
@@ -1006,7 +1006,7 @@ All of which return an object like:
     { "lineNumber": 1,
       "ruleNames": [ "MD041", "first-line-heading", "first-line-h1" ],
       "ruleDescription": "First line in a file should be a top-level heading",
-      "ruleInformation": "https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md041.md",
+      "ruleInformation": "https://github.com/DavidAnson/markdownlint/blob/v0.39.0/doc/md041.md",
       "errorDetail": null,
       "errorContext": "#bad.md",
       "errorRange": null,
diff --git a/test/markdownlint-test.mjs b/test/markdownlint-test.mjs
index bc2825dc..d8b73509 100644
--- a/test/markdownlint-test.mjs
+++ b/test/markdownlint-test.mjs
@@ -1587,3 +1587,35 @@ test("constants", (t) => {
   // @ts-ignore
   t.is(constants.version, packageJson.version);
 });
+
+test("version numbers match", async(t) => {
+  t.plan(441);
+  const files = [
+    // See previous test
+    // "./package.json",
+    "./CHANGELOG.md",
+    "./README.md",
+    "./helpers/README.md",
+    "./lib/configuration-strict.d.ts",
+    // See previous test
+    // "./lib/constants.mjs",
+    "./schema/.markdownlint.jsonc",
+    "./schema/.markdownlint.yaml",
+    "./schema/markdownlint-config-schema.json",
+    "./schema/markdownlint-config-schema-strict.json"
+  ];
+  const contents = await Promise.all(files.map((file) => fs.promises.readFile(file, "utf8")));
+  for (const content of contents) {
+    // eslint-disable-next-line init-declarations
+    let match;
+    const githubProjectOrFileRe = /(?:DavidAnson\/markdownlint|markdownlint\/blob)\/v(\d+\.\d+\.\d+)/gu;
+    while ((match = githubProjectOrFileRe.exec(content)) !== null) {
+      t.is(match[1], packageJson.version);
+    }
+    const firstChangelogRe = /## (\d+\.\d+\.\d+)/u;
+    match = firstChangelogRe.exec(content);
+    if (match) {
+      t.is(match[1], packageJson.version);
+    }
+  }
+});