import { GenericEvaluationContext, InSegmentCondition, SegmentCondition, SegmentContext } from '../evaluation/models.js';
/**
 * Whether the context belongs to a segment, i.e. it matches ALL of the segment's rules.
 *
 * @param context - Evaluation context to match against the segment's rules
 * @param segment - Segment to match, never matched when it has no rules
 * @returns true if the context belongs to the segment
 */
export declare function isContextInSegment(context: GenericEvaluationContext, segment: SegmentContext): boolean;
/**
 * Evaluates whether a segment condition matches the identity's traits or context values.
 *
 * Handles different types of conditions:
 * - PERCENTAGE_SPLIT: Deterministic percentage-based bucketing using identity key
 * - IS_SET/IS_NOT_SET: Checks for trait existence
 * - Standard operators: EQUAL, NOT_EQUAL, etc. via SegmentConditionModel
 * - JSONPath expressions: $.identity.identifier, $.environment.name, etc.
 *
 * @param condition - The condition to evaluate (property, operator, value)
 * @param segmentKey - Key of the segment (used for percentage split hashing)
 * @param context - Evaluation context containing identity, traits, and environment
 * @returns true if the condition matches
 */
export declare function traitsMatchSegmentCondition(condition: SegmentCondition | InSegmentCondition, segmentKey: string, context?: GenericEvaluationContext): boolean;
/**
 * Evaluates JSONPath expressions against the evaluation context.
 *
 * Supports accessing nested context values using JSONPath syntax.
 * Commonly used paths:
 * - $.identity.identifier - User's unique identifier
 * - $.identity.key - User's internal key
 * - $.environment.name - Environment name
 * - $.environment.key - Environment key
 *
 * @param jsonPath - JSONPath expression starting with '$.'
 * @param context - Evaluation context to query against
 * @returns The resolved value, or undefined if path doesn't exist or is invalid
 */
export declare function getContextValue(jsonPath: string, context?: GenericEvaluationContext): any;