Function installVersionFromPackage

src/utils/nativeInstaller/installer.ts:328–383

(
  stagingPath: string,
  installPath: string,
)

}

async function installVersionFromPackage(
  stagingPath: string,
  installPath: string,
) {
  try {
    // Extract binary from npm package structure in staging
    const nodeModulesDir = join(stagingPath, 'node_modules', '@anthropic-ai')
    const entries = await readdir(nodeModulesDir)
    const nativePackage = entries.find((entry: string) =>
      entry.startsWith('claude-cli-native-'),
    )

    if (!nativePackage) {
      logEvent('tengu_native_install_package_failure', {
        stage_find_package: true,
        error_package_not_found: true,
      })
      const error = new Error('Could not find platform-specific native package')
      throw error
    }

    const stagedBinaryPath = join(nodeModulesDir, nativePackage, 'cli')

    try {
      await stat(stagedBinaryPath)
    } catch {
      logEvent('tengu_native_install_package_failure', {
        stage_binary_exists: true,
        error_binary_not_found: true,
      })
      const error = new Error('Native binary not found in staged package')
      throw error
    }

    await atomicMoveToInstallPath(stagedBinaryPath, installPath)

    // Clean up staging directory
    await rm(stagingPath, { recursive: true, force: true })

    logEvent('tengu_native_install_package_success', {})
  } catch (error) {
    // Log if not already logged above
    const msg = errorMessage(error)
    if (
      !msg.includes('Could not find platform-specific') &&
      !msg.includes('Native binary not found')
    ) {
      logEvent('tengu_native_install_package_failure', {
        stage_atomic_move: true,
        error_move_failed: true,
      })
    }
    logError(toError(error))
    throw error
  }
}

async function installVersionFromBinary(