import type { FeatureFlag, FeatureFlagWithFilters, FeatureFlagWithVariants, FeatureFlagWithFiltersValidateOptions, FeatureFlagWithVariantsValidateOptions, FeatureFlagVariant } from "../types.js";
/**
 * Validate the feature-flag object with variants.
 *
 * @param featureFlag Azure Feature Flag config object
 * @param options Options for validation
 * @returns the variant that is allocated for given allocations
 */
export declare function validateFeatureFlag(featureFlag: FeatureFlagWithVariants, options?: FeatureFlagWithVariantsValidateOptions): Promise<FeatureFlagVariant | null>;
/**
 * Validate the feature-flag object with filters.
 *
 * @param featureFlag Azure Feature Flag config object
 * @param options Options for validation
 * @returns if the feature flag should be enabled with given filters
 */
export declare function validateFeatureFlag(featureFlag: FeatureFlagWithFilters | null | undefined, options?: FeatureFlagWithFiltersValidateOptions): Promise<boolean>;
/**
 * Validate the any feature-flag object
 *
 * @param featureFlag Azure Feature Flag config object
 * @param options Options for validation
 * @returns if the feature flag should be enabled with given filters
 */
export declare function validateFeatureFlag(featureFlag: FeatureFlag | null | undefined, options?: FeatureFlagWithFiltersValidateOptions | FeatureFlagWithVariantsValidateOptions): Promise<boolean>;