type FhirVersion = 'R4' | 'R5' | 'R6';
type BundleResourceInput = Map<string, any> | any[] | {
    entry?: any[];
} | undefined;
export type ResolvePrecheckResult = boolean | null;
export interface ResolvePrecheckOptions {
    expression: string;
    context: any;
    rootResource: any;
    fhirVersion?: FhirVersion;
    bundle?: BundleResourceInput;
}
/**
 * Deterministically evaluates common sync-safe resolve() constraints:
 *
 *   reference.resolve().exists()
 *   reference.resolve().where(active = true).exists()
 *   reference.resolve().ofType(Patient).exists()
 *
 * Returns null when the expression shape is unsupported or when an unresolved
 * external reference would require I/O. That keeps the existing fail-open
 * behaviour for non-deterministic references while closing Bundle/contained
 * false negatives.
 */
export declare function evaluateResolveExistsConstraint(options: ResolvePrecheckOptions): ResolvePrecheckResult;
export {};
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