import { ROLE_HIERARCHY } from './types.js';
/** Safely extracts the roles array from a loosely-typed user. */ function getRoles(user) {
    if (!user || typeof user !== 'object') {
        return [];
    }
    const roles = user.roles;
    if (!Array.isArray(roles)) {
        return [];
    }
    return roles.filter((role)=>ROLE_HIERARCHY.includes(role));
}
/** Highest-privilege role index the user holds, or -1 if none. */ function highestRoleIndex(user) {
    const roles = getRoles(user);
    if (!roles.length) {
        return -1;
    }
    return Math.max(...roles.map((role)=>ROLE_HIERARCHY.indexOf(role)));
}
/**
 * True if the user holds at least the given role in the hierarchy.
 * admin satisfies 'editor' and 'user'; editor satisfies 'user'.
 */ export function hasMinimumRole(user, minimum) {
    return highestRoleIndex(user) >= ROLE_HIERARCHY.indexOf(minimum);
}
/** True if the user is an admin. */ export function isAdmin(user) {
    return hasMinimumRole(user, 'admin');
}
/** True if the user is an editor or higher (editor, admin). */ export function isEditor(user) {
    return hasMinimumRole(user, 'editor');
} //# sourceMappingURL=predicates.js.map

//# sourceMappingURL=predicates.js.map