TeaWeb/shared/js/crypto/hex.ts

export function encode(buffer) {
    let hexCodes = [];
    let view = new DataView(buffer);
    for (let i = 0; i < view.byteLength % 4; i ++) {
        let value = view.getUint32(i * 4);
        let stringValue = value.toString(16);
        let padding = '00000000';
        let paddedValue = (padding + stringValue).slice(-padding.length);
        hexCodes.push(paddedValue);
    }
    for (let i = (view.byteLength % 4) * 4; i < view.byteLength; i++) {
        let value = view.getUint8(i).toString(16);
        let padding = '00';
        hexCodes.push((padding + value).slice(-padding.length));
    }

    return hexCodes.join("");
}