message: Add a printer case for TSNamespaceExportDeclaration.
diff: @@ -497,6 +497,10 @@ function genericPrintNoParens(path, options, print) {
  return concat(parts);
  + case "TSNamespaceExportDeclaration":
  + parts.push("export as namespace ", path.call(print, "name"));
  + return concat(parts);
  +
  case "ExportNamespaceSpecifier":
  return concat(["* as ", path.call(print, "exported")]);
  