node_modules/jose/dist/webapi/lib/base64.js

export function encodeBase64(input) {
    if (Uint8Array.prototype.toBase64) {
        return input.toBase64();
    }
    const CHUNK_SIZE = 0x8000;
    const arr = [];
    for (let i = 0; i < input.length; i += CHUNK_SIZE) {
        arr.push(String.fromCharCode.apply(null, input.subarray(i, i + CHUNK_SIZE)));
    }
    return btoa(arr.join(''));
}
export function decodeBase64(encoded) {
    if (Uint8Array.fromBase64) {
        return Uint8Array.fromBase64(encoded);
    }
    const binary = atob(encoded);
    const bytes = new Uint8Array(binary.length);
    for (let i = 0; i < binary.length; i++) {
        bytes[i] = binary.charCodeAt(i);
    }
    return bytes;
}