⚡ perf(vscode): 摘修复指纹一次算完，不再逐文件起进程

vscode/package.json

@@ -2,7 +2,7 @@
   "publisher": "clurdra",
   "name": "superpowers-vscode-clurdra",
   "displayName": "Superpowers-clurdra",
-  "version": "0.2.115",
+  "version": "0.2.116",
   "packageManager": "pnpm@10.27.0",
   "description": "Superpowers specs and plans Kanban explorer",
   "author": "clurdra",

vscode/src/git/release.ts

@@ -48,7 +48,7 @@ interface Run { ok: boolean, stdout: string, stderr: string }
 
 function runGit(cwd: string, args: string[], timeoutMs = 30_000): Promise<Run> {
   return new Promise((resolve) => {
-    execFile('git', ['-C', cwd, ...args], { timeout: timeoutMs, encoding: 'utf8' }, (err, stdout, stderr) => {
+    execFile('git', ['-C', cwd, ...args], { timeout: timeoutMs, encoding: 'utf8', maxBuffer: 512 * 1024 * 1024 }, (err, stdout, stderr) => {
       resolve({ ok: !err, stdout: stdout ?? '', stderr: stderr ?? '' })
     })
   })
@@ -56,7 +56,7 @@ 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) => {
+    const child = execFile('git', args, { timeout: timeoutMs, encoding: 'utf8', maxBuffer: 512 * 1024 * 1024 }, (err, stdout, stderr) => {
       resolve({ ok: !err, stdout: stdout ?? '', stderr: stderr ?? '' })
     })
     child.stdin?.end(input)
@@ -218,61 +218,46 @@ 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) : []
-}
+type FileChangeKeys = Map<string, string[]>
 
-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, devBranch: 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/${devBranch}..origin/${current}`],
-    '读取发布分支改动失败',
-  )
+/** 一次 `git log -p` 切出每个提交每个文件的改动，再一次 `git patch-id` 算完指纹。 */
+async function fileChangeKeysByCommit(cwd: string, logArgs: string[], onlyFiles?: Set<string>): Promise<FileChangeKeys> {
+  const out = new Map<string, string[]>()
+  const log = await mustGit(cwd, ['log', '-p', '--no-merges', '--format=commit %H', ...logArgs], '读取提交改动失败')
+  if (!log)
+    return out
+  const blocks: Array<{ sha: string, file: string, text: string[] }> = []
   let sha = ''
-  const hits: Array<{ sha: string, files: string[] }> = []
   for (const line of log.split('\n')) {
-    if (/^[0-9a-f]{40}$/.test(line)) {
-      sha = line
-      hits.push({ sha, files: [] })
+    const commit = /^commit ([0-9a-f]{40})$/.exec(line)
+    if (commit) {
+      sha = commit[1]
+      out.set(sha, [])
       continue
     }
-    if (sha && files.has(line))
-      hits[hits.length - 1]?.files.push(line)
+    const header = /^diff --git "?a\/.*? "?b\/(.+?)"?$/.exec(line)
+    if (header) {
+      blocks.push({ sha, file: header[1], text: [line] })
+      continue
     }
-  for (const hit of hits) {
-    for (const file of hit.files) {
-      const id = await fileChangeId(cwd, hit.sha, file)
-      if (id)
-        keys.add(`${file}\0${id}`)
+    blocks[blocks.length - 1]?.text.push(line)
   }
+  const wanted = blocks.filter(b => !onlyFiles || onlyFiles.has(b.file))
+  if (wanted.length === 0)
+    return out
+  const stream = wanted
+    .map((b, i) => `commit ${i.toString(16).padStart(40, '0')}\n${b.text.join('\n')}\n`)
+    .join('')
+  const ids = await runGitStdin(['patch-id', '--stable'], stream)
+  for (const line of ids.stdout.split('\n')) {
+    const [id, marker] = line.trim().split(/\s+/)
+    if (!id || !marker)
+      continue
+    const block = wanted[Number.parseInt(marker, 16)]
+    if (block)
+      out.get(block.sha)?.push(`${block.file}\0${id}`)
   }
-  return keys
+  return out
 }
 
 export async function listUnreleasedCommits(o: { cwd: string, devBranch: string, current: string }): Promise<UnreleasedCommit[]> {
@@ -290,17 +275,20 @@ export async function listUnreleasedCommits(o: { cwd: string, devBranch: string,
     const [sha, subject, author, date, body = ''] = trimmed.split('\0')
     return [{ sha, subject, author, date, body: body.trim() }]
   })
-  const perCommitKeys = new Map<string, string[]>()
+  const perCommit = await fileChangeKeysByCommit(o.cwd, ['--right-only', '--cherry-pick', unreleasedRange(o.current, o.devBranch)])
   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 keys of perCommit.values()) {
     for (const key of keys)
       files.add(key.slice(0, key.indexOf('\0')))
   }
-  const released = await releaseFileChangeKeys(o.cwd, o.current, o.devBranch, files)
+  const onRelease = await fileChangeKeysByCommit(o.cwd, [`origin/${o.devBranch}..origin/${o.current}`], files)
+  const released = new Set<string>()
+  for (const keys of onRelease.values()) {
+    for (const key of keys)
+      released.add(key)
+  }
   return commits.filter((c) => {
-    const keys = perCommitKeys.get(c.sha) ?? []
+    const keys = perCommit.get(c.sha) ?? []
     return keys.length === 0 || keys.some(k => !released.has(k))
   })
 }