🐛 fix(vscode): 摘修复按文件改动认已摘过，不靠标题

vscode/src/git/release.ts

@@ -54,6 +54,15 @@ function runGit(cwd: string, args: string[], timeoutMs = 30_000): Promise<Run> {
   })
 }
 
+function runGitStdin(args: string[], input: string, timeoutMs = 30_000): Promise<Run> {
+  return new Promise((resolve) => {
+    const child = execFile('git', args, { timeout: timeoutMs, encoding: 'utf8' }, (err, stdout, stderr) => {
+      resolve({ ok: !err, stdout: stdout ?? '', stderr: stderr ?? '' })
+    })
+    child.stdin?.end(input)
+  })
+}
+
 const tail = (s: string, n = 400): string => s.trim().slice(-n)
 
 async function mustGit(cwd: string, args: string[], failLabel: string): Promise<string> {
@@ -145,12 +154,8 @@ export async function getReleaseStatus(o: { cwd: string, devBranch: string, pref
   const current = pickCurrentRelease(o.prefix, await remoteBranchNames(o.cwd, o.prefix))
   if (!current)
     return base
-  const count = await mustGit(
-    o.cwd,
-    ['rev-list', '--count', '--right-only', '--cherry-pick', '--no-merges', unreleasedRange(current, o.devBranch)],
-    '统计未发布提交失败',
-  )
-  return { devBranch: o.devBranch, current, unreleased: Number(count) }
+  const commits = await listUnreleasedCommits({ cwd: o.cwd, devBranch: o.devBranch, current })
+  return { devBranch: o.devBranch, current, unreleased: commits.length }
 }
 
 /** 新→旧；不 fetch，调用方自己决定何时刷新远端 */
@@ -209,6 +214,63 @@ export function attachPulls<T extends { sha: string }>(
   })
 }
 
+/** 发布分支上已有的提交标题。拆开摘过的会留下同标题多条，整包再摘必冲突。 */
+async function commitFiles(cwd: string, sha: string): Promise<string[]> {
+  const out = await mustGit(cwd, ['diff-tree', '--no-commit-id', '--name-only', '-r', sha], '读取提交文件列表失败')
+  return out ? out.split('\n').filter(Boolean) : []
+}
+
+async function fileChangeId(cwd: string, sha: string, file: string): Promise<string | null> {
+  const shown = await runGit(cwd, ['show', '--pretty=format:', '--full-index', sha, '--', file])
+  if (!shown.ok || !shown.stdout.trim())
+    return null
+  const id = await runGitStdin(['patch-id', '--stable'], shown.stdout)
+  const hash = id.stdout.trim().split(/\s+/)[0]
+  return hash || null
+}
+
+async function commitFileChangeKeys(cwd: string, sha: string): Promise<string[]> {
+  const files = await commitFiles(cwd, sha)
+  const keys: string[] = []
+  for (const file of files) {
+    const id = await fileChangeId(cwd, sha, file)
+    if (id)
+      keys.push(`${file}\0${id}`)
+  }
+  return keys
+}
+
+/** 发布分支上每个文件已有的改动指纹。用来认出「一次提交被拆成多次摘过去」的情况。 */
+async function releaseFileChangeKeys(cwd: string, current: string, files: Set<string>): Promise<Set<string>> {
+  const keys = new Set<string>()
+  if (files.size === 0)
+    return keys
+  const log = await mustGit(
+    cwd,
+    ['log', '--no-merges', '--name-only', '--format=%n%H', `origin/${current}`],
+    '读取发布分支改动失败',
+  )
+  let sha = ''
+  const hits: Array<{ sha: string, files: string[] }> = []
+  for (const line of log.split('\n')) {
+    if (/^[0-9a-f]{40}$/.test(line)) {
+      sha = line
+      hits.push({ sha, files: [] })
+      continue
+    }
+    if (sha && files.has(line))
+      hits[hits.length - 1]?.files.push(line)
+  }
+  for (const hit of hits) {
+    for (const file of hit.files) {
+      const id = await fileChangeId(cwd, hit.sha, file)
+      if (id)
+        keys.add(`${file}\0${id}`)
+    }
+  }
+  return keys
+}
+
 export async function listUnreleasedCommits(o: { cwd: string, devBranch: string, current: string }): Promise<UnreleasedCommit[]> {
   const out = await mustGit(
     o.cwd,
@@ -217,13 +279,26 @@ export async function listUnreleasedCommits(o: { cwd: string, devBranch: string,
   )
   if (!out)
     return []
-  return out.split('\x1e').flatMap((chunk) => {
+  const commits = out.split('\x1e').flatMap((chunk) => {
     const trimmed = chunk.replace(/^\n+/, '').trimEnd()
     if (!trimmed)
       return []
     const [sha, subject, author, date, body = ''] = trimmed.split('\0')
     return [{ sha, subject, author, date, body: body.trim() }]
   })
+  const perCommitKeys = new Map<string, string[]>()
+  const files = new Set<string>()
+  for (const c of commits) {
+    const keys = await commitFileChangeKeys(o.cwd, c.sha)
+    perCommitKeys.set(c.sha, keys)
+    for (const key of keys)
+      files.add(key.slice(0, key.indexOf('\0')))
+  }
+  const released = await releaseFileChangeKeys(o.cwd, o.current, files)
+  return commits.filter((c) => {
+    const keys = perCommitKeys.get(c.sha) ?? []
+    return keys.length === 0 || keys.some(k => !released.has(k))
+  })
 }
 
 /** 纯远端切分支；返回该分支相对上一个发布点的提交数（无上一个则为 0） */