From b89442bf5c4cea2c599b190794f18f53de8a1344 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Lohrer?= <info.empeiria@gmail.com>
Date: Tue, 21 Apr 2026 10:10:01 +0200
Subject: [PATCH] =?UTF-8?q?fix(publish):=20changedPostDirs=20normalisiert?=
 =?UTF-8?q?=20../-pr=C3=A4fix=20im=20contentRoot?=
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---
 publish/src/core/change-detection.ts   |  7 ++++++-
 publish/tests/change-detection_test.ts | 24 ++++++++++++++++++++++++
 2 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/publish/src/core/change-detection.ts b/publish/src/core/change-detection.ts
index 2dacde0..eae6a34 100644
--- a/publish/src/core/change-detection.ts
+++ b/publish/src/core/change-detection.ts
@@ -4,6 +4,10 @@ function escapeRegex(s: string): string {
   return s.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
 }
 
+function stripParentSegments(path: string): string {
+  return path.replace(/^(\.\.\/)+/, '')
+}
+
 export function filterPostDirs(lines: string[], contentRoot: string): string[] {
   const root = contentRoot.replace(/\/$/, '')
   const prefix = root + '/'
@@ -49,7 +53,8 @@ export interface DiffArgs {
 export async function changedPostDirs(args: DiffArgs): Promise<string[]> {
   const runner = args.runner ?? defaultRunner
   const stdout = await runner(['diff', '--name-only', `${args.from}..${args.to}`])
-  return filterPostDirs(stdout.split('\n'), args.contentRoot)
+  const normalizedRoot = stripParentSegments(args.contentRoot)
+  return filterPostDirs(stdout.split('\n'), normalizedRoot)
 }
 
 export async function allPostDirs(contentRoot: string): Promise<string[]> {
diff --git a/publish/tests/change-detection_test.ts b/publish/tests/change-detection_test.ts
index 300287c..5a153f4 100644
--- a/publish/tests/change-detection_test.ts
+++ b/publish/tests/change-detection_test.ts
@@ -85,6 +85,30 @@ Deno.test('filterPostDirs: _drafts unter sprach-ebene wird ignoriert', () => {
   assertEquals(filterPostDirs(lines, 'content/posts'), ['content/posts/de/real'])
 })
 
+Deno.test('changedPostDirs: normalisiert contentRoot mit ../-präfix', async () => {
+  const runner: GitRunner = () =>
+    Promise.resolve('content/posts/de/alpha/index.md\ncontent/posts/en/beta/index.md\n')
+  const dirs = await changedPostDirs({
+    from: 'HEAD~1',
+    to: 'HEAD',
+    contentRoot: '../content/posts',
+    runner,
+  })
+  assertEquals(dirs.sort(), ['content/posts/de/alpha', 'content/posts/en/beta'])
+})
+
+Deno.test('changedPostDirs: normalisiert contentRoot mit mehrfachem ../-präfix', async () => {
+  const runner: GitRunner = () =>
+    Promise.resolve('content/posts/de/alpha/index.md\n')
+  const dirs = await changedPostDirs({
+    from: 'HEAD~1',
+    to: 'HEAD',
+    contentRoot: '../../content/posts',
+    runner,
+  })
+  assertEquals(dirs, ['content/posts/de/alpha'])
+})
+
 Deno.test('allPostDirs: findet posts in sprach-unterordnern', async () => {
   const tmp = await Deno.makeTempDir()
   try {