Function getFrequentlyModifiedFiles

src/utils/exampleCommands.ts:86–138

()

}

async function getFrequentlyModifiedFiles(): Promise<string[]> {
  if (process.env.NODE_ENV === 'test') return []
  if (env.platform === 'win32') return []
  if (!(await getIsGit())) return []

  try {
    // Collect frequently-modified files, preferring the user's own commits.
    const userEmail = await getGitEmail()

    const logArgs = [
      'log',
      '-n',
      '1000',
      '--pretty=format:',
      '--name-only',
      '--diff-filter=M',
    ]

    const counts = new Map<string, number>()
    const tallyInto = (stdout: string) => {
      for (const line of stdout.split('\n')) {
        const f = line.trim()
        if (f) counts.set(f, (counts.get(f) ?? 0) + 1)
      }
    }

    if (userEmail) {
      const { stdout } = await execFileNoThrowWithCwd(
        'git',
        [...logArgs, `--author=${userEmail}`],
        { cwd: getCwd() },
      )
      tallyInto(stdout)
    }

    // Fall back to all authors if the user's own history is thin.
    if (counts.size < 10) {
      const { stdout } = await execFileNoThrowWithCwd(gitExe(), logArgs, {
        cwd: getCwd(),
      })
      tallyInto(stdout)
    }

    const sorted = Array.from(counts.entries())
      .sort((a, b) => b[1] - a[1])
      .map(([p]) => p)

    return pickDiverseCoreFiles(sorted, 5)
  } catch (err) {
    logError(err as Error)
    return []
  }
}

const ONE_WEEK_IN_MS = 7 * 24 * 60 * 60 * 1000