Function main

packages/intl-durationformat/benchmark/analyze-profile.ts:103–149

()

}

function main(): void {
  const argv = minimist(process.argv.slice(2), {
    string: ['profile', 'p'],
    alias: {p: 'profile'},
    default: {
      profile: '/tmp/CPU.*.cpuprofile',
    },
  })

  const profilePath = argv.profile || argv._[0]

  if (!profilePath) {
    console.error('Error: No profile path specified')
    console.error('\nUsage:')
    console.error('  analyze-profile <path-to-profile.cpuprofile>')
    console.error('  analyze-profile --profile <path-to-profile.cpuprofile>')
    console.error('  analyze-profile -p <path-to-profile.cpuprofile>')
    process.exit(1)
  }

  // Handle glob pattern for /tmp/CPU.*.cpuprofile
  if (profilePath.includes('*')) {
    const dir = profilePath.substring(0, profilePath.lastIndexOf('/'))
    const pattern = profilePath.substring(profilePath.lastIndexOf('/') + 1)
    const files = readdirSync(dir)
      .filter(f => f.match(pattern.replace('*', '.*')))
      .sort()
      .reverse() // Get most recent first

    if (files.length === 0) {
      console.error(`Error: No profile files found matching ${profilePath}`)
      process.exit(1)
    }

    const latestProfile = `${dir}/${files[0]}`
    console.log(`Using most recent profile: ${latestProfile}\n`)
    analyzeProfile(latestProfile)
    return
  }

  if (!existsSync(profilePath)) {
    console.error(`Error: Profile file not found: ${profilePath}`)
    process.exit(1)
  }

  analyzeProfile(profilePath)
}

main()