export interface FsError extends Error {
    code: string;
    virtualPath: string;
}
export declare function enoent(path: string | {
    virtual: string;
}): FsError;
export declare function enotdir(path: string | {
    virtual: string;
}): FsError;
export declare function eisdir(path: string | {
    virtual: string;
}): FsError;
export declare function eexist(path: string | {
    virtual: string;
}): FsError;
export declare function eacces(path: string | {
    virtual: string;
}): FsError;
export declare function enotempty(path: string | {
    virtual: string;
}): FsError;
export declare function einval(path: string | {
    virtual: string;
}, message?: string): FsError;
export declare function exdev(path: string | {
    virtual: string;
}): FsError;
export declare function readdirError(path: string | {
    virtual: string;
    rawPath?: string;
}, key: string, isFile: (p: string) => boolean | Promise<boolean>, isDir: (p: string) => boolean | Promise<boolean>): Promise<FsError>;
export declare function listingError(path: string | {
    virtual: string;
    rawPath?: string;
}, key: string, isFile: (p: string) => boolean | Promise<boolean>, isDir: (p: string) => boolean | Promise<boolean>): Promise<FsError>;
export interface NoMountError extends Error {
    noMount: true;
}
export declare function noMount(path: string): NoMountError;
export declare function isNoMount(err: unknown): boolean;
export declare function isMissError(exc: unknown): boolean;
export declare function isMissingPath(err: unknown): boolean;
export interface MissingOpError extends FsError {
    op: string;
}
export declare function enotsup(resource: string, op: string, path: string | {
    virtual: string;
    rawPath?: string;
}): MissingOpError;
export declare function isMissingOp(err: unknown, op: string): boolean;
export declare function eaccesRefused(message: string, path: string | {
    virtual: string;
    rawPath?: string;
}): FsError;
export declare function erofsReadOnly(message: string, path: string | {
    virtual: string;
    rawPath?: string;
}): FsError;
export declare function gnuStrerror(code: string | undefined): string | null;
export declare function fsStrerror(err: unknown): string | null;
export declare function errorVirtualPath(err: unknown): string;
export declare function isFsError(err: unknown): boolean;
export declare function isEnoent(err: unknown): boolean;
export declare function isEisdir(err: unknown): boolean;
export declare function isEexist(err: unknown): boolean;
export declare function isEacces(err: unknown): boolean;
export declare function isErofs(err: unknown): boolean;
export declare function blamedPath(err: unknown): string | null;
export declare function isWalkError(err: unknown): boolean;
export declare function operandSpelling(path: string, operand: {
    virtual: string;
    rawPath?: string;
}): string;
export declare function fsErrorLine(cmdName: string, path: string | {
    virtual: string;
    rawPath?: string;
}, err: unknown): string;
export declare function formatFsError(cmdName: string, err: unknown, paths?: readonly {
    virtual: string;
    rawPath: string;
}[]): Uint8Array;
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