/**
 * Lens selection resolver for operator-selected audit lenses.
 *
 * Accepts the `lenses.selected` array from session-config, validates it,
 * de-duplicates, sorts with the canonical LENSES registry order, and always
 * unions in the mandatory base set required for cross-perspective coverage.
 */
import { type Lens } from "audit-tools/shared";
/**
 * The mandatory base lenses that are always included regardless of the
 * operator's selection. These are required for cross-perspective obligations
 * that every audit must satisfy.
 */
export declare const MANDATORY_LENSES: readonly Lens[];
/**
 * Resolve the effective lens set from the operator-selected lenses.
 *
 * - When `selected` is undefined/null, returns all canonical lenses.
 * - When `selected` is an array of lens names, unions in the mandatory base
 *   lenses, de-duplicates, sorts canonical lenses to registry order, and
 *   appends any custom (non-canonical) lenses at the end.
 */
export declare function resolveEffectiveLenses(selected: string[] | undefined | null): string[];
/** Returns true when the given lens is in the mandatory base set. */
export declare function isMandatoryLens(lens: string): boolean;
/** The operator's confirmed lens choice, as recorded on the intent checkpoint. */
export interface LensSelection {
    readonly include?: readonly string[];
    readonly exclude?: readonly string[];
}
/**
 * Resolve `intent_checkpoint.lens_selection` into the effective lens set — the
 * ONE resolution every draw reads, so planning and result-ingestion can never
 * disagree about what the operator admitted.
 *
 * `include` is additive (mandatory lenses are always re-unioned by
 * `resolveEffectiveLenses`); `exclude` then removes non-mandatory lenses and the
 * result is re-resolved so a mandatory lens can never be excluded away.
 *
 * Returns `undefined` — never the full lens list — when the operator expressed
 * no limit at all, because "no limit" and "every lens" are different answers to
 * a consumer that gates on the set only when one exists.
 */
export declare function resolveIntentLensSelection(selection: LensSelection | undefined): string[] | undefined;
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