function getOptions(copy) {
    const result = {
        followSymbolicLinks: true,
        implicitDescendants: true,
        omitBrokenSymbolicLinks: true
    };
    if (copy) {
        if (typeof copy.followSymbolicLinks === 'boolean') {
            result.followSymbolicLinks = copy.followSymbolicLinks;
            core.debug(`followSymbolicLinks '${result.followSymbolicLinks}'`);
        }
        if (typeof copy.implicitDescendants === 'boolean') {
            result.implicitDescendants = copy.implicitDescendants;
            core.debug(`implicitDescendants '${result.implicitDescendants}'`);
        }
        if (typeof copy.omitBrokenSymbolicLinks === 'boolean') {
            result.omitBrokenSymbolicLinks = copy.omitBrokenSymbolicLinks;
            core.debug(`omitBrokenSymbolicLinks '${result.omitBrokenSymbolicLinks}'`);
        }
    }
    return result;
}
Returns a copy with defaults filled in.