import { Descriptor, Source, SourceType, DataType } from '../../state/index.js';
export declare function getSources(descriptor: Descriptor): Array<string>;
export declare function getSource(descriptor: Descriptor, sourceId: string): Source;
export declare function getSourceType(descriptor: Descriptor, sourceId: string): SourceType;
export declare function getSourceName(descriptor: Descriptor, sourceId: string): string | undefined;
export declare function getSourceData(descriptor: Descriptor, sourceId: string): unknown[];
export declare function getSourceInputs(descriptor: Descriptor, sourceId: string): string[];
export declare function getSourceInputType(descriptor: Descriptor, sourceId: string, inputName: string): DataType;
export declare function getSourceWithType(descriptor: Descriptor, sourceId: string, type: SourceType): Source;
export declare function _sourceIndexFinder(descriptor: Descriptor, sourceId: string): number;
export declare function _sourceIndexSelector(descriptor: Descriptor, sourceId: string, type?: SourceType): number;
export declare function _sourceInputIndexSelector(descriptor: Descriptor, sourceId: string, inputName: string): number;
export declare function _sourceIdValidator(descriptor: Descriptor, sourceId: string): string;
export declare function _sourceIdRegexValidator(sourceId: string): string;