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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 | 6x 6x 6x 6x | /**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
export interface StructuredError {
message: string;
status?: number;
}
export interface ApiError {
error: {
code: number;
message: string;
status: string;
details: unknown[];
};
}
export function isApiError(error: unknown): error is ApiError {
return (
typeof error === 'object' &&
error !== null &&
'error' in error &&
typeof (error as ApiError).error === 'object' &&
'message' in (error as ApiError).error
);
}
export function isStructuredError(error: unknown): error is StructuredError {
return (
typeof error === 'object' &&
error !== null &&
'message' in error &&
typeof (error as StructuredError).message === 'string'
);
}
export function isProQuotaExceededError(error: unknown): boolean {
// Check for Pro quota exceeded errors by looking for the specific pattern
// This will match patterns like:
// - "Quota exceeded for quota metric 'Gemini 2.5 Pro Requests'"
// - "Quota exceeded for quota metric 'Gemini 2.5-preview Pro Requests'"
// We use string methods instead of regex to avoid ReDoS vulnerabilities
const checkMessage = (message: string): boolean =>
message.includes("Quota exceeded for quota metric 'Gemini") &&
message.includes("Pro Requests'");
Iif (typeof error === 'string') {
return checkMessage(error);
}
Iif (isStructuredError(error)) {
return checkMessage(error.message);
}
Iif (isApiError(error)) {
return checkMessage(error.error.message);
}
// Check if it's a Gaxios error with response data
Iif (error && typeof error === 'object' && 'response' in error) {
const gaxiosError = error as {
response?: {
data?: unknown;
};
};
Iif (gaxiosError.response && gaxiosError.response.data) {
Iif (typeof gaxiosError.response.data === 'string') {
return checkMessage(gaxiosError.response.data);
}
Iif (
typeof gaxiosError.response.data === 'object' &&
gaxiosError.response.data !== null &&
'error' in gaxiosError.response.data
) {
const errorData = gaxiosError.response.data as {
error?: { message?: string };
};
return checkMessage(errorData.error?.message || '');
}
}
}
return false;
}
export function isGenericQuotaExceededError(error: unknown): boolean {
Iif (typeof error === 'string') {
return error.includes('Quota exceeded for quota metric');
}
Iif (isStructuredError(error)) {
return error.message.includes('Quota exceeded for quota metric');
}
Iif (isApiError(error)) {
return error.error.message.includes('Quota exceeded for quota metric');
}
return false;
} |