[Init] Initial commit - NetMesh terminal manager

infrastructure/ai/cattyRequestTooLargeRetry.ts

@@ -0,0 +1,34 @@
+export type CattyRequestTooLargeRetryError = Error & {
+  cattyHadToolProgress?: boolean;
+  statusCode?: number;
+  status?: number;
+  responseBody?: string;
+};
+
+export function createCattyRequestTooLargeRetryError(
+  error: unknown,
+  hadToolProgress: boolean,
+): CattyRequestTooLargeRetryError {
+  const message = error instanceof Error
+    ? error.message
+    : String(error ?? 'Request too large');
+  const retryError = new Error(message) as CattyRequestTooLargeRetryError;
+  retryError.name = 'CattyRequestTooLargeRetryError';
+  retryError.cause = error;
+  retryError.cattyHadToolProgress = hadToolProgress;
+  retryError.statusCode = 413;
+  if (error && typeof error === 'object') {
+    const source = error as Record<string, unknown>;
+    if (typeof source.status === 'number') retryError.status = source.status;
+    if (typeof source.responseBody === 'string') retryError.responseBody = source.responseBody;
+  }
+  return retryError;
+}
+
+export function hadToolProgressBeforeRequestTooLarge(error: unknown): boolean {
+  return !!(
+    error &&
+    typeof error === 'object' &&
+    (error as { cattyHadToolProgress?: boolean }).cattyHadToolProgress
+  );
+}