Function parseDirectCallResponse

cli/src/mcp/client.ts:456–480

(response: Response)

async function parseDirectCallResponse(response: Response): Promise<ToolCallResult> {
  const contentType = response.headers.get('content-type')?.toLowerCase() ?? '';
  const bodyText = await response.text();
  const message = contentType.includes('text/event-stream')
    ? parseSseJsonRpcPayload(bodyText)
    : parseJsonRpcPayload(bodyText);

  if (!response.ok) {
    throw new OperationError(readJsonRpcErrorMessage(message, `HTTP ${response.status}`));
  }

  if (!message || typeof message !== 'object') {
    throw new OperationError('Direct Learn MCP call returned an unexpected payload.');
  }

  if ('error' in message && message.error) {
    throw new OperationError(readJsonRpcErrorMessage(message));
  }

  if (!('result' in message) || !message.result) {
    throw new OperationError('Direct Learn MCP call did not include a tool result.');
  }

  return message.result as ToolCallResult;
}

function parseSseJsonRpcPayload(bodyText: string): JsonRpcResponsePayload {
  const events = bodyText