import type { TailwindInlineSourceCandidates, TailwindSourceEntry } from '../../../tailwindcss/source-scan.js';
import type { ICustomAttributesEntities } from '../../../types/index.js';
import type { IArbitraryValues } from '../../../types/shared.js';
import { LRUCache } from 'lru-cache';
export interface SourceCandidateStore {
    syncSource: (id: string, source: string) => Promise<void>;
    sync: (id: string, source: string) => Promise<void>;
    syncCss: (id: string, source: string) => Promise<void>;
    merge: (id: string, source: string) => Promise<void>;
    syncFile: (id: string) => Promise<void>;
    syncCurrentSource: (id: string, source: string) => Promise<SourceCandidateChange>;
    syncCurrentFile: (id: string) => Promise<SourceCandidateChange>;
    scanRoot: (options: ScanSourceCandidateRootOptions) => Promise<void>;
    syncInline: (inlineCandidates: TailwindInlineSourceCandidates | undefined) => void;
    remove: (id: string) => SourceCandidateChange;
    source: (id: string) => string | undefined;
    sources: () => IterableIterator<[string, string]>;
    values: () => Set<string>;
    valuesForEntries: (entries: TailwindSourceEntry[] | undefined, options?: SourceCandidateFilterOptions) => Set<string>;
    sourcesForEntries: (entries: TailwindSourceEntry[] | undefined, options?: SourceCandidateFilterOptions) => Map<string, Set<string>>;
    snapshot: () => SourceCandidateCollectorSnapshot;
    restore: (snapshot: SourceCandidateCollectorSnapshot) => void;
    clearScan: () => void;
    resetScan: () => void;
    clear: () => void;
}
export interface SourceCandidateCollector extends SourceCandidateStore {
}
export interface SourceCandidateChange {
    addedCandidates: Set<string>;
    removedCandidates: Set<string>;
}
export interface SourceCandidateCollectorSnapshot {
    candidatesById: Array<[string, string[]]>;
    cssCandidatesById?: Array<[string, string[]]> | undefined;
    cssSourceById?: Array<[string, string]> | undefined;
    scanCandidatesById?: Array<[string, string[]]> | undefined;
    scanSourceById?: Array<[string, string]> | undefined;
    sourceById?: Array<[string, string]> | undefined;
    transformCandidatesById?: Array<[string, string[]]> | undefined;
    transformSourceById?: Array<[string, string]> | undefined;
    inlineExcludedCandidates: string[];
    inlineIncludedCandidates: string[];
}
export interface SourceCandidateFilterOptions {
    excludeEntries?: TailwindSourceEntry[] | undefined;
}
export interface ScanSourceCandidateRootOptions {
    root: string;
    outDir?: string | undefined;
    entries?: TailwindSourceEntry[] | undefined;
    explicit?: boolean | undefined;
}
export interface SourceCandidateCollectorOptions {
    bareArbitraryValues?: IArbitraryValues['bareArbitraryValues'] | undefined;
    customAttributesEntities?: ICustomAttributesEntities | undefined;
    disabledDefaultTemplateHandler?: boolean | undefined;
    extractor?: ((source: string, extension: string) => Promise<Iterable<string>> | Iterable<string>) | undefined;
}
export declare const SOURCE_CANDIDATE_CONTENT_CACHE_MAX = 128;
export declare const sourceCandidateContentCache: LRUCache<string, string[], unknown>;
export declare function cleanUrl(id: string): string;
export declare function resolveSourceCandidateExtension(id: string): string;
export declare function createSourceCandidateContentCacheKey(extension: string, source: string, bareArbitraryValues: IArbitraryValues['bareArbitraryValues'] | undefined, customAttributesEntities: ICustomAttributesEntities | undefined, disabledDefaultTemplateHandler: boolean | undefined, extractor: SourceCandidateCollectorOptions['extractor']): string;
export declare function extractCandidates(source: string, extension: string, options: SourceCandidateCollectorOptions): Promise<Set<string>>;
export declare function isSourceCandidateRequest(id: string): boolean;
export declare function removeCandidateSet(candidateCount: Map<string, number>, candidates: Set<string>): void;
export declare function addCandidateSet(candidateCount: Map<string, number>, candidates: Set<string>): void;
export declare function diffCandidateSets(previous: Set<string>, next: Set<string>): SourceCandidateChange;