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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- const errors_js_1 = require("../util/errors.js");
- function validateCrit(Err, recognizedDefault, recognizedOption, protectedHeader, joseHeader) {
- if (joseHeader.crit !== undefined && protectedHeader.crit === undefined) {
- throw new Err('"crit" (Critical) Header Parameter MUST be integrity protected');
- }
- if (!protectedHeader || protectedHeader.crit === undefined) {
- return new Set();
- }
- if (!Array.isArray(protectedHeader.crit) ||
- protectedHeader.crit.length === 0 ||
- protectedHeader.crit.some((input) => typeof input !== 'string' || input.length === 0)) {
- throw new Err('"crit" (Critical) Header Parameter MUST be an array of non-empty strings when present');
- }
- let recognized;
- if (recognizedOption !== undefined) {
- recognized = new Map([...Object.entries(recognizedOption), ...recognizedDefault.entries()]);
- }
- else {
- recognized = recognizedDefault;
- }
- for (const parameter of protectedHeader.crit) {
- if (!recognized.has(parameter)) {
- throw new errors_js_1.JOSENotSupported(`Extension Header Parameter "${parameter}" is not recognized`);
- }
- if (joseHeader[parameter] === undefined) {
- throw new Err(`Extension Header Parameter "${parameter}" is missing`);
- }
- else if (recognized.get(parameter) && protectedHeader[parameter] === undefined) {
- throw new Err(`Extension Header Parameter "${parameter}" MUST be integrity protected`);
- }
- }
- return new Set(protectedHeader.crit);
- }
- exports.default = validateCrit;
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