@wavequery/conductor
Version:
Modular LLM orchestration framework
56 lines • 1.73 kB
JavaScript
export class RetryHandler {
constructor(options) {
this.options = {
exponential: true,
onRetry: () => { },
...options,
};
this.strategy = {
shouldRetry: this.defaultShouldRetry.bind(this),
getDelay: this.defaultGetDelay.bind(this),
};
}
async execute(fn) {
let attempt = 0;
let lastError;
while (attempt < this.options.maxRetries) {
try {
return await fn();
}
catch (error) {
lastError = error;
attempt++;
if (!this.strategy.shouldRetry(error, attempt)) {
throw error;
}
const delay = this.strategy.getDelay(attempt);
this.options.onRetry(attempt, error);
await this.delay(delay);
}
}
throw lastError;
}
setStrategy(strategy) {
this.strategy = {
...this.strategy,
...strategy,
};
}
defaultShouldRetry(error, attempt) {
// Retry on network errors or rate limits
return ((error.name === "NetworkError" ||
error.name === "RateLimitError" ||
error.message.includes("timeout")) &&
attempt < this.options.maxRetries);
}
defaultGetDelay(attempt) {
if (this.options.exponential) {
return Math.min(this.options.baseDelay * Math.pow(2, attempt - 1), this.options.maxDelay);
}
return this.options.baseDelay;
}
delay(ms) {
return new Promise((resolve) => setTimeout(resolve, ms));
}
}
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