import { type AnyPackageManifest } from "./types";
export type LoadManifestResult = {
    ok: true;
    manifest: AnyPackageManifest;
} | {
    ok: false;
    error: "manifest_invalid" | "manifest_missing";
    details: string;
};
/** Dynamic-import a package's ./manifest subpath and validate it. `specifier`
 *  is normally the bare package name; pass a file URL (optionally with a
 *  cache-busting query) when loading from a specific node_modules tree.
 *  Never throws — callers surface a degraded status instead of crashing. */
export declare const loadManifest: (specifier: string) => Promise<{
    ok: true;
    manifest: AnyPackageManifest;
} | {
    ok: false;
    error: "manifest_invalid" | "manifest_missing";
    details: string;
}>;
/** Unwrap a module namespace ({ manifest } named export and/or default) or
 *  pass a bare manifest object through. */
export declare const resolveManifestExport: (moduleOrManifest: unknown) => any;
export declare const validateManifest: (candidate: unknown) => {
    ok: true;
    manifest: AnyPackageManifest;
} | {
    ok: false;
    error: "manifest_invalid" | "manifest_missing";
    details: string;
};