Struct vfs::impls::memory::MemoryFS

pub struct MemoryFS { /* private fields */ }

An ephemeral in-memory file system, intended mainly for unit tests

Implementations

impl MemoryFS

pub fn new() -> Self

Create a new in-memory filesystem

Trait Implementations

impl Debug for MemoryFS

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for MemoryFS

fn default() -> Self

Returns the “default value” for a type.

impl FileSystem for MemoryFS

fn read_dir(&self, path: &str) -> VfsResult<Box<dyn Iterator<Item = String>>>

Iterates over all entries of this directory path

fn create_dir(&self, path: &str) -> VfsResult<()>

Creates the directory at this path

fn open_file(&self, path: &str) -> VfsResult<Box<dyn SeekAndRead>>

Opens the file at this path for reading

fn create_file(&self, path: &str) -> VfsResult<Box<dyn Write>>

Creates a file at this path for writing

fn append_file(&self, path: &str) -> VfsResult<Box<dyn Write>>

Opens the file at this path for appending

fn metadata(&self, path: &str) -> VfsResult<VfsMetadata>

Returns the file metadata for the file at this path

fn exists(&self, path: &str) -> VfsResult<bool>

Returns true if a file or directory at path exists, false otherwise

fn remove_file(&self, path: &str) -> VfsResult<()>

Removes the file at this path

fn remove_dir(&self, path: &str) -> VfsResult<()>

Removes the directory at this path

fn copy_file(&self, _src: &str, _dest: &str) -> VfsResult<()>

Copies the src path to the destination path within the same filesystem (optional)

fn move_file(&self, _src: &str, _dest: &str) -> VfsResult<()>

Moves the src path to the destination path within the same filesystem (optional)

fn move_dir(&self, _src: &str, _dest: &str) -> VfsResult<()>

Moves the src directory to the destination path within the same filesystem (optional)