@nasriya/hypercloud
Version:
Nasriya HyperCloud is a lightweight Node.js HTTP2 framework.
39 lines (38 loc) • 1.31 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const helpers_1 = __importDefault(require("../../../utils/helpers"));
class ReferrerPolicy {
static #_utils = {
isValidPolicy: (policy) => {
const validPolicies = new Set([
"",
"no-referrer",
"no-referrer-when-downgrade",
"same-origin",
"origin",
"strict-origin",
"origin-when-cross-origin",
"strict-origin-when-cross-origin",
"unsafe-url"
]);
return validPolicies.has(policy);
}
};
static validate(options) {
if (options === false) {
return null;
}
if (!options || helpers_1.default.isNot.realObject(options) || !options.policy) {
return 'no-referrer';
}
const { policy } = options;
if (typeof policy !== "string" || !ReferrerPolicy.#_utils.isValidPolicy(policy)) {
throw new Error(`Invalid Referrer-Policy value: ${policy}`);
}
return policy;
}
}
exports.default = ReferrerPolicy;