Function ensureInstalled

src/cm/lsp/serverLauncher.ts:674–710

(server: LspServerDefinition)

}

async function ensureInstalled(server: LspServerDefinition): Promise<boolean> {
  const launcher = server.launcher;
  const checkCommand =
    launcher?.checkCommand || buildDerivedCheckCommand(server);
  if (!checkCommand) return true;

  const cacheKey = getInstallCacheKey(server);
  if (!cacheKey) return true;

  // Return cached result if already checked
  if (checkedCommands.has(cacheKey)) {
    const status = checkedCommands.get(cacheKey);
    if (status === STATUS_PRESENT) {
      return true;
    }
    if (status === STATUS_DECLINED) {
      return false;
    }
    checkedCommands.delete(cacheKey);
  }

  // If there's already a pending check for this server, wait for it
  if (pendingInstallChecks.has(cacheKey)) {
    const pending = pendingInstallChecks.get(cacheKey);
    if (pending) return pending;
  }

  // Create and track the pending promise
  const checkPromise = performInstallCheck(server, launcher, cacheKey);
  pendingInstallChecks.set(cacheKey, checkPromise);

  try {
    return await checkPromise;
  } finally {
    pendingInstallChecks.delete(cacheKey);
  }
}

interface LoaderDialog {
  show: () => void;