import { TextDocumentIdentifier, Position } from 'vscode-languageserver-protocol';
import { AdditionalContext, SuggestionOption } from '../api_types';
import { IDocContext } from '../document_transformer_service';
import { ConfigService } from '../config_service';
type TimesRetrievedByPosition = {
    [key: string]: number;
};
export type SuggestionCacheEntry = {
    character: number;
    suggestions: SuggestionOption[];
    additionalContexts?: AdditionalContext[];
    currentLine: string;
    timesRetrievedByPosition: TimesRetrievedByPosition;
};
export type SuggestionCacheContext = {
    document: TextDocumentIdentifier;
    context: IDocContext;
    position: Position;
    additionalContexts?: AdditionalContext[];
};
export type SuggestionCache = {
    options: SuggestionOption[];
    additionalContexts?: AdditionalContext[];
};
export declare class SuggestionsCache {
    #private;
    constructor(configService: ConfigService);
    addToSuggestionCache(config: {
        request: SuggestionCacheContext;
        suggestions: SuggestionOption[];
    }): void;
    getCachedSuggestions(request: SuggestionCacheContext): SuggestionCache | undefined;
}
export {};