flumm-fetch-cookies/src/errors.mjs

flumm-fetch wrapper that adds support for cookie-jars

export class CookieParseError extends Error {
    constructor(...args) {
        super(...args);
        this.name = "CookieParseError";
    }
}

export function paramError(position, paramName, functionName, validTypes) {
    validTypes = [validTypes].flat().map(t => '"' + t + '"');
    validTypes =
        validTypes.slice(0, -1).join(", ") +
        (validTypes.length > 1 ? " or " : "") +
        validTypes.slice(-1);
    return new TypeError(
        `${position} parameter "${paramName}" passed to "${functionName}" is not of type ${validTypes}!`
    );
}