import type { PermissionSpecificationBuilder, PermissionConstraint } from "@metamask/permission-controller";
import { PermissionType } from "@metamask/permission-controller";
import type { Json, NonEmptyArray } from "@metamask/utils";
import { SnapEndowments } from "./enum.cjs";
declare const permissionName = SnapEndowments.Assets;
export declare const assetsEndowmentBuilder: Readonly<{
    readonly targetName: SnapEndowments.Assets;
    readonly specificationBuilder: PermissionSpecificationBuilder<PermissionType.Endowment, any, {
        permissionType: PermissionType.Endowment;
        targetName: typeof permissionName;
        endowmentGetter: (_options?: any) => null;
        allowedCaveats: Readonly<NonEmptyArray<string>> | null;
    }>;
}>;
/**
 * Map a raw value from the `initialPermissions` to a caveat specification.
 * Note that this function does not do any validation, that's handled by the
 * PermissionsController when the permission is requested.
 *
 * @param value - The raw value from the `initialPermissions`.
 * @returns The caveat specification.
 */
export declare function getAssetsCaveatMapper(value: Json): Pick<PermissionConstraint, 'caveats'>;
export {};
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