/**
* @file Error Handling
* @version 0.1.0
*
* Error handling utilities for LLM integration
*/
/**
* Error class for API errors that may be retryable
*/
export class RetryableAPIError extends Error {
/**
* Whether the error is retryable
*/
retryable;
/**
* Constructs a new retryable API error
* @param message The error message
* @param retryable Whether the error is retryable
*/
constructor(message, retryable = true) {
super(message);
this.name = 'RetryableAPIError';
this.retryable = retryable;
}
}
/**
* Calls a function with retry logic
* @param fn The function to call
* @param maxRetries Maximum number of retries
* @param initialDelay Initial delay in milliseconds
* @returns The result of the function call
*/
export async function callWithRetry(fn, maxRetries = 3, initialDelay = 1000) {
let retries = 0;
let delay = initialDelay;
while (true) {
try {
return await fn();
}
catch (error) {
if (error instanceof RetryableAPIError &&
error.retryable &&
retries < maxRetries) {
retries++;
console.warn(`Retry ${retries}/${maxRetries} after error: ${error.message}`);
// Wait before retrying with exponential backoff
await new Promise(resolve => setTimeout(resolve, delay));
delay *= 2; // Exponential backoff
continue;
}
// Not retryable or max retries reached
throw error;
}
}
}