Function copyDirSync

lib/worktree.ts:39–52

Recursive directory copy (pure TypeScript, no external deps).

(src: string, dest: string)

/** Recursive directory copy (pure TypeScript, no external deps). */
function copyDirSync(src: string, dest: string): void {
  fs.mkdirSync(dest, { recursive: true });
  for (const entry of fs.readdirSync(src, { withFileTypes: true })) {
    // Skip symlinks to avoid infinite recursion (e.g., .claude/skills/gstack → repo root)
    if (entry.isSymbolicLink()) continue;
    const srcPath = path.join(src, entry.name);
    const destPath = path.join(dest, entry.name);
    if (entry.isDirectory()) {
      copyDirSync(srcPath, destPath);
    } else {
      fs.copyFileSync(srcPath, destPath);
    }
  }
}

/** Run a git command and return stdout. Throws on failure unless tolerateFailure is set. */
function git(args: string[], cwd: string, tolerateFailure = false): string {