@sp-api-sdk/auth/dist/es/error.js

Amazon Selling Partner API authentication package

import { AxiosError } from 'axios';
export class SellingPartnerApiAuthError extends AxiosError {
    innerMessage;
    constructor(error) {
        const message = error.response
            ? `access-token error: Response code ${error.response.status}`
            : `access-token error: No response`;
        super(message, error.code, error.config, error.request, error.response);
        this.innerMessage = error.message;
        this.name = this.constructor.name;
    }
}