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feat: expose error status code #511

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feat: expose error status code #511

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19 changes: 8 additions & 11 deletions src/functions/post_fetch_processing.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -43,19 +43,16 @@ export async function throwErrorIfNotOK(response: Response | undefined) {
const errorMessage = `got status: ${status} ${statusText}. ${JSON.stringify(
errorBody
)}`;
const apiError = new GoogleApiError(
errorBody.error.message,
errorBody.error.code,
errorBody.error.status,
errorBody.error.details
);
if (status >= 400 && status < 500) {
const error = new ClientError(
errorMessage,
new GoogleApiError(
errorBody.error.message,
errorBody.error.code,
errorBody.error.status,
errorBody.error.details
)
);
throw error;
throw new ClientError(errorMessage, apiError);
}
throw new GoogleGenerativeAIError(errorMessage);
throw new GoogleGenerativeAIError(errorMessage, apiError);
}
}

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12 changes: 12 additions & 0 deletions src/types/errors.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -34,11 +34,17 @@ class GoogleAuthError extends Error {
*/
class ClientError extends Error {
public readonly stackTrace?: Error;
public readonly statusCode?: number;

constructor(message: string, stackTrace?: Error) {
super(message, {cause: stackTrace});
this.message = constructErrorMessage('ClientError', message);
this.name = 'ClientError';
this.stackTrace = stackTrace;

if (stackTrace instanceof GoogleApiError) {
this.statusCode = stackTrace.code;
}
}
}

Expand Down Expand Up @@ -76,11 +82,17 @@ class GoogleApiError extends Error {
*/
class GoogleGenerativeAIError extends Error {
public readonly stackTrace?: Error;
public readonly statusCode?: number;

constructor(message: string, stackTrace?: Error) {
super(message, {cause: stackTrace});
this.message = constructErrorMessage('GoogleGenerativeAIError', message);
this.name = 'GoogleGenerativeAIError';
this.stackTrace = stackTrace;

if (stackTrace instanceof GoogleApiError) {
this.statusCode = stackTrace.code;
}
}
}

Expand Down