import type { AnalysisOptions } from '../analysis/types.ts';
import { BaseFileSystem, type FileReadableStream, type FileSystemWriteFileContent, type FileWritableStream, type AsyncFileSystem, type SyncFileSystem, type WritableFileSystem } from './FileSystem.ts';
import type { DirectoryEntry } from './types.ts';
export interface InMemoryFileTextEntry {
    kind: 'Text';
    content: string;
}
export interface InMemoryFileBinaryEntry {
    kind: 'Binary';
    content: Uint8Array | string;
    encoding?: 'binary' | 'base64';
}
export type InMemoryFileEntry = InMemoryFileTextEntry | InMemoryFileBinaryEntry;
export interface InMemoryDirectoryEntry {
    kind: 'Directory';
}
export type InMemoryEntry = InMemoryFileEntry | InMemoryDirectoryEntry;
export type InMemoryFileContent = string | Uint8Array | ArrayBuffer | ArrayBufferView | InMemoryFileEntry;
/** A file system that stores files in memory. */
export declare class InMemoryFileSystem extends BaseFileSystem implements AsyncFileSystem, SyncFileSystem, WritableFileSystem {
    #private;
    constructor(files: {
        [path: string]: InMemoryFileContent;
    });
    usesPersistentCacheByDefault(): boolean;
    usesDirectoryMtimeSnapshotDependencies(): boolean;
    validatesPersistedFileDependenciesByDefault(): boolean;
    getFileExports(filePath: string): Promise<import("../utils/get-file-exports.ts").ModuleExport[]>;
    createFile(path: string, content: InMemoryFileContent): void;
    getAnalysisCacheMetadata(): AnalysisOptions;
    getCacheIdentity(): unknown;
    transpileFile(path: string): Promise<string>;
    getAbsolutePath(path: string): string;
    getRelativePathToWorkspace(path: string): string;
    getFiles(): Map<string, InMemoryEntry>;
    getFileEntry(path: string): InMemoryEntry | undefined;
    readDirectorySync(path?: string): DirectoryEntry[];
    readDirectory(path?: string): Promise<DirectoryEntry[]>;
    readFileSync(path: string): string;
    readFile(path: string): Promise<string>;
    readFileBinarySync(path: string): Uint8Array;
    readFileBinary(path: string): Promise<Uint8Array>;
    readFileStream(path: string): FileReadableStream;
    getFileByteLengthSync(path: string): number | undefined;
    getFileByteLength(path: string): Promise<number | undefined>;
    writeFileSync(path: string, content: FileSystemWriteFileContent): void;
    writeFile(path: string, content: FileSystemWriteFileContent): Promise<void>;
    writeFileStream(path: string): FileWritableStream;
    fileExistsSync(path: string): boolean;
    fileExists(path: string): Promise<boolean>;
    deleteFileSync(path: string): void;
    deleteFile(path: string): Promise<void>;
    createDirectory(path: string): Promise<void>;
    rename(source: string, target: string, options?: {
        overwrite?: boolean;
    }): Promise<void>;
    copy(source: string, target: string, options?: {
        overwrite?: boolean;
    }): Promise<void>;
    isFilePathGitIgnored(filePath: string): boolean;
    getFileLastModifiedMsSync(_path: string): number | undefined;
    getFileLastModifiedMs(path: string): Promise<number | undefined>;
}