How to use the @hapi/hoek.escapeHeaderAttribute function in @hapi/hoek

artifacts.hash = Crypto.calculatePayloadHash(options.payload, credentials.algorithm, options.contentType);
    }

    const mac = Crypto.calculateMac('response', credentials, artifacts);

    // Construct header

    let header = 'Hawk mac="' + mac + '"' +
        (artifacts.hash ? ', hash="' + artifacts.hash + '"' : '');

    if (artifacts.ext !== null &&
        artifacts.ext !== undefined &&
        artifacts.ext !== '') {                       // Other falsey values allowed

        header = header + ', ext="' + Hoek.escapeHeaderAttribute(artifacts.ext) + '"';
    }

    return header;
};

return err;
    }

    // function (message, scheme, attributes)

    let wwwAuthenticate = `${scheme} `;

    if (attributes ||
        message) {

        err.output.payload.attributes = {};
    }

    if (attributes) {
        if (typeof attributes === 'string') {
            wwwAuthenticate += Hoek.escapeHeaderAttribute(attributes);
            err.output.payload.attributes = attributes;
        }
        else {
            wwwAuthenticate += Object.keys(attributes).map((name) => {

                let value = attributes[name];
                if (value === null ||
                    value === undefined) {

                    value = '';
                }

                err.output.payload.attributes[name] = value;
                return `${name}="${Hoek.escapeHeaderAttribute(value.toString())}"`;
            })
                .join(', ');

if (!artifacts.hash &&
        (options.payload || options.payload === '')) {

        artifacts.hash = Crypto.calculatePayloadHash(options.payload, credentials.algorithm, options.contentType);
    }

    const mac = Crypto.calculateMac('header', credentials, artifacts);

    // Construct header

    const hasExt = artifacts.ext !== null && artifacts.ext !== undefined && artifacts.ext !== '';       // Other falsey values allowed
    let header = 'Hawk id="' + credentials.id +
        '", ts="' + artifacts.ts +
        '", nonce="' + artifacts.nonce +
        (artifacts.hash ? '", hash="' + artifacts.hash : '') +
        (hasExt ? '", ext="' + Hoek.escapeHeaderAttribute(artifacts.ext) : '') +
        '", mac="' + mac + '"';

    if (artifacts.app) {
        header = header + ', app="' + artifacts.app +
            (artifacts.dlg ? '", dlg="' + artifacts.dlg : '') + '"';
    }

    return { header, artifacts };
};

value = '';
                }

                err.output.payload.attributes[name] = value;
                return `${name}="${Hoek.escapeHeaderAttribute(value.toString())}"`;
            })
                .join(', ');
        }
    }

    if (message) {
        if (attributes) {
            wwwAuthenticate += ', ';
        }

        wwwAuthenticate += `error="${Hoek.escapeHeaderAttribute(message)}"`;
        err.output.payload.attributes.error = message;
    }
    else {
        err.isMissing = true;
    }

    err.output.headers['WWW-Authenticate'] = wwwAuthenticate;
    return err;
};

wwwAuthenticate += Object.keys(attributes).map((name) => {

                let value = attributes[name];
                if (value === null ||
                    value === undefined) {

                    value = '';
                }

                err.output.payload.attributes[name] = value;
                return `${name}="${Hoek.escapeHeaderAttribute(value.toString())}"`;
            })
                .join(', ');