import { NodeResolutionData } from '../../node-resolution-data/node-resolution-data';
import type { NodeName, SelectionPath, SubgraphName, VisitNodeResult } from '../../types/types';
import { type AddUnresolvablePathsParams, type EntityWalkerParams, type GetNodeResolutionDataParams, type PropagateVisitedFieldParams, type RemoveUnresolvablePathsParams, type VisitEntityDescendantEdgeParams, type VisitEntityDescendantNodeParams } from './types/params';
export declare class EntityWalker {
    encounteredEntityNodeNames: Set<NodeName>;
    index: number;
    resDataByNodeName: Map<NodeName, NodeResolutionData>;
    resDataByRelativeOriginPath: Map<SelectionPath, NodeResolutionData>;
    resolvedPaths: Set<SelectionPath>;
    selectionPathByEntityNodeName: Map<`${string}.${string}`, string>;
    subgraphNameByUnresolvablePath: Map<SelectionPath, SubgraphName>;
    visitedEntities: Set<NodeName>;
    relativeOriginPaths?: Set<SelectionPath>;
    constructor({ encounteredEntityNodeNames, index, relativeOriginPaths, resDataByNodeName, resDataByRelativeOriginPath, resolvedPaths, subgraphNameByUnresolvablePath, visitedEntities, }: EntityWalkerParams);
    getNodeResolutionData({ node: { fieldDataByName, nodeName, typeName }, selectionPath, }: GetNodeResolutionDataParams): NodeResolutionData;
    visitEntityDescendantEdge({ edge, selectionPath }: VisitEntityDescendantEdgeParams): VisitNodeResult;
    visitEntityDescendantConcreteNode({ node, selectionPath }: VisitEntityDescendantNodeParams): VisitNodeResult;
    visitEntityDescendantAbstractNode({ node, selectionPath }: VisitEntityDescendantNodeParams): VisitNodeResult;
    propagateVisitedField({ areDescendantsResolved, data, fieldName, isExternal, node, selectionPath, visited, }: PropagateVisitedFieldParams): void;
    addUnresolvablePaths({ selectionPath, subgraphName }: AddUnresolvablePathsParams): void;
    removeUnresolvablePaths({ selectionPath, removeDescendantPaths }: RemoveUnresolvablePathsParams): void;
}