Function getLatestVersion

src/utils/nativeInstaller/download.ts:168–202

(
  channelOrVersion: string,
)

}

export async function getLatestVersion(
  channelOrVersion: string,
): Promise<string> {
  // Direct version - match internal format too (e.g. 1.0.30-dev.shaf4937ce)
  if (/^v?\d+\.\d+\.\d+(-\S+)?$/.test(channelOrVersion)) {
    const normalized = channelOrVersion.startsWith('v')
      ? channelOrVersion.slice(1)
      : channelOrVersion
    // 99.99.x is reserved for CI smoke-test fixtures on real GCS.
    // feature() is false in all shipped builds — DCE collapses this to an
    // unconditional throw. Only `bun --feature=ALLOW_TEST_VERSIONS` (the
    // smoke test's source-level invocation) bypasses.
    if (/^99\.99\./.test(normalized) && !feature('ALLOW_TEST_VERSIONS')) {
      throw new Error(
        `Version ${normalized} is not available for installation. Use 'stable' or 'latest'.`,
      )
    }
    return normalized
  }

  // ReleaseChannel validation
  const channel = channelOrVersion as ReleaseChannel
  if (channel !== 'stable' && channel !== 'latest') {
    throw new Error(
      `Invalid channel: ${channelOrVersion}. Use 'stable' or 'latest'`,
    )
  }

  const binaryRepoUrl = getPublicBinaryUrl()
  if (binaryRepoUrl) {
    return getLatestVersionFromBinaryRepo(channel, binaryRepoUrl)
  }

  return getLatestVersionFromGithubReleases(channel)
}

// Stall timeout: abort if no bytes received for this duration
const DEFAULT_STALL_TIMEOUT_MS = 60000 // 60 seconds