import ts from "typescript";
import { ValFS } from "./ValFS.js";
import { Buffer } from "buffer";
/**
 * An implementation of methods in the various ts.*Host interfaces
 * that uses ValFS to resolve modules and read/write files.
 */
export interface IValFSHost extends ts.ParseConfigHost, ts.ModuleResolutionHost {
    useCaseSensitiveFileNames: boolean;
    readDirectory(rootDir: string, extensions: readonly string[] | undefined, excludes: readonly string[] | undefined, includes: readonly string[], depth?: number | undefined): readonly string[];
    writeFile(fileName: string, data: string | Buffer, encoding: "binary" | "utf8"): void;
    rmFile(fileName: string): void;
    readBuffer(fileName: string): Buffer | undefined;
}
export declare class ValFSHost implements IValFSHost {
    protected readonly valFS: ValFS;
    protected readonly currentDirectory: string;
    constructor(valFS: ValFS, currentDirectory: string);
    useCaseSensitiveFileNames: boolean;
    readDirectory(rootDir: string, extensions: readonly string[] | undefined, excludes: readonly string[] | undefined, includes: readonly string[], depth?: number | undefined): readonly string[];
    rmFile(fileName: string): void;
    writeFile(fileName: string, text: string | Buffer, encoding: "binary" | "utf8"): void;
    getCurrentDirectory(): string;
    getCanonicalFileName(fileName: string): string;
    fileExists(fileName: string): boolean;
    readFile(fileName: string): string | undefined;
    readBuffer(fileName: string): Buffer | undefined;
    realpath(path: string): string;
}