/** Runtime tags for values that may be present or absent. */
export declare const PRESENCE_KINDS: {
    readonly PRESENT: "present";
    readonly ABSENT: "absent";
};
/** Runtime tags for lookup results. */
export declare const LOOKUP_RESULT_KINDS: {
    readonly FOUND: "found";
    readonly NOT_FOUND: "not_found";
};
/** Runtime tags for values that may apply to an operation. */
export declare const APPLICABILITY_KINDS: {
    readonly APPLICABLE: "applicable";
    readonly NOT_APPLICABLE: "not_applicable";
};
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