import { Parser, Language, Query } from "../../../../../../../external/@vscode/tree-sitter-wasm/wasm/tree-sitter.js";
import { IReader } from "../../../../base/common/observable.js";
export declare const ITreeSitterLibraryService: import("../../../../platform/instantiation/common/instantiation.js").ServiceIdentifier<ITreeSitterLibraryService>;
export interface ITreeSitterLibraryService {
    readonly _serviceBrand: undefined;
    /**
    * Gets the tree sitter Parser constructor.
    */
    getParserClass(): Promise<typeof Parser>;
    /**
    * Checks whether a language is supported and available based setting enablement.
    * @param languageId The language identifier to check.
    * @param reader Optional observable reader.
    */
    supportsLanguage(languageId: string, reader: IReader | undefined): boolean;
    /**
    * Gets the tree sitter Language object synchronously.
    * @param languageId The language identifier to retrieve.
    * @param ignoreSupportsCheck Whether to ignore the supportsLanguage check.
    * @param reader Optional observable reader.
    */
    getLanguage(languageId: string, ignoreSupportsCheck: boolean, reader: IReader | undefined): Language | undefined;
    /**
    * Gets the language as a promise, as opposed to via observables. This ignores the automatic
    * supportsLanguage check.
    *
    * Warning: This approach is generally not recommended as it's not reactive, but it's the only
    * way to catch and handle import errors when the grammar fails to load.
    * @param languageId The language identifier to retrieve.
    */
    getLanguagePromise(languageId: string): Promise<Language | undefined>;
    /**
    * Gets the injection queries for a language. A return value of `null`
    * indicates that there are no highlights queries for this language.
    * @param languageId The language identifier to retrieve queries for.
    * @param reader Optional observable reader.
    */
    getInjectionQueries(languageId: string, reader: IReader | undefined): Query | null | undefined;
    /**
    * Gets the highlighting queries for a language. A return value of `null`
    * indicates that there are no highlights queries for this language.
    * @param languageId The language identifier to retrieve queries for.
    * @param reader Optional observable reader.
    */
    getHighlightingQueries(languageId: string, reader: IReader | undefined): Query | null | undefined;
    /**
    * Creates a one-off custom query for a language.
    * @param language The Language to create the query for.
    * @param querySource The query source string to compile.
    */
    createQuery(language: Language, querySource: string): Promise<Query>;
}