import { Descriptor, VirtualSources, VirtualSource, VirtualSourceEntry, UnionType, VirtualSourceMapping, DataType } from '../../state/index.js';
export declare function _getVirtualSources(descriptor: Descriptor): VirtualSources;
export declare function getVirtualSources(descriptor: Descriptor): Array<string>;
export declare function _getVirtualSource(descriptor: Descriptor, virtualSourceId: string): VirtualSource;
export declare function getVirtualSourceSourceIds(descriptor: Descriptor, virtualSourceId: string): Array<string>;
export declare function _getVirtualSourceEntry(descriptor: Descriptor, virtualSourceId: string, sourceId: string): VirtualSourceEntry;
export declare function getVirtualSourceEntryUnionType(descriptor: Descriptor, virtualSourceId: string, sourceId: string): UnionType;
export declare function _getVirtualSourceMappings(descriptor: Descriptor, virtualSourceId: string, sourceId: string): Array<VirtualSourceMapping>;
export declare function getVirtualSourceEntryMappings(descriptor: Descriptor, virtualSourceId: string, sourceId: string): Array<string>;
export declare function getVirtualSourceMappingsAlias(descriptor: Descriptor, virtualSourceId: string): Array<string>;
export declare function getVirtualSourceMappingType(descriptor: Descriptor, virtualSourceId: string, alias: string): DataType;
export declare function _getVirtualSourceEntryMapping(descriptor: Descriptor, virtualSourceId: string, sourceId: string, mappingAlias: string): VirtualSourceMapping;
export declare function getVirtualSourceEntryMappingName(descriptor: Descriptor, virtualSourceId: string, sourceId: string, mappingAlias: string): string;
export declare function getVirtualSourceEntryMappingType(descriptor: Descriptor, virtualSourceId: string, sourceId: string, mappingAlias: string): DataType;
export declare function _virtualSourceEntryIndexFinder(descriptor: Descriptor, virtualSourceId: string, sourceEntryId: string): number;
export declare function _virtualSourceEntryIndexSelector(descriptor: Descriptor, virtualSourceId: string, sourceEntryId: string): number;
export declare function _virtualSourceEntryMappingIndexSelector(descriptor: Descriptor, virtualSourceId: string, sourceEntryId: string, alias: string): number;
export declare function _virtualSourceAliasExistValidator(descriptor: Descriptor, virtualSourceId: string, alias: string): void;
export declare function _virtualSourceIdValidator(descriptor: Descriptor, virtualSourceId: string): void;
export declare function getVirtualSourceIdsWithSource(state: Descriptor, sourceId: string): Array<string>;