@simplewebauthn/browser/script/helpers/bufferToBase64URLString.js

SimpleWebAuthn for Browsers

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.bufferToBase64URLString = bufferToBase64URLString;
/**
 * Convert the given array buffer into a Base64URL-encoded string. Ideal for converting various
 * credential response ArrayBuffers to string for sending back to the server as JSON.
 *
 * Helper method to compliment `base64URLStringToBuffer`
 */
function bufferToBase64URLString(buffer) {
    const bytes = new Uint8Array(buffer);
    let str = '';
    for (const charCode of bytes) {
        str += String.fromCharCode(charCode);
    }
    const base64String = btoa(str);
    return base64String.replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, '');
}