Function parseGitignore

common/src/project-file-tree.ts:192–232

(params: {
  fullDirPath: string
  projectRoot: string
  fs: CodebuffFileSystem
})

}

export async function parseGitignore(params: {
  fullDirPath: string
  projectRoot: string
  fs: CodebuffFileSystem
}): Promise<ignore.Ignore> {
  const { fullDirPath, projectRoot, fs } = params

  const ig = ignore.default()
  const relativeDirPath = path.relative(projectRoot, fullDirPath)
  const ignoreFiles = [
    path.join(fullDirPath, '.gitignore'),
    path.join(fullDirPath, '.codebuffignore'),
    path.join(fullDirPath, '.manicodeignore'), // Legacy support
  ]

  for (const ignoreFilePath of ignoreFiles) {
    const ignoreFileExists = await fileExists({ filePath: ignoreFilePath, fs })
    if (!ignoreFileExists) continue

    let ignoreContent: string
    try {
      ignoreContent = await fs.readFile(ignoreFilePath, 'utf8')
    } catch (error: unknown) {
      // Ignore file may be inaccessible or deleted after existence check.
      // Log with context for debugging, but continue without these ignore rules.
      logFileTreeError('fs.readFile (ignore file)', ignoreFilePath, error)
      continue
    }
    const lines = ignoreContent.split('\n')
    for (let line of lines) {
      line = line.trim()
      if (line === '' || line.startsWith('#')) continue

      const finalPattern = rebaseGitignorePattern(line, relativeDirPath)

      ig.add(finalPattern)
    }
  }

  return ig
}

export function getAllFilePaths(
  nodes: FileTreeNode[],