Struct AsyncMemoryFS

pub struct AsyncMemoryFS { /* private fields */ }

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

Implementations

impl AsyncMemoryFS

pub fn new() -> Self

Create a new in-memory filesystem

Trait Implementations

impl AsyncFileSystem for AsyncMemoryFS

fn read_dir<'life0, 'life1, 'async_trait>( &'life0 self, path: &'life1 str, ) -> Pin<Box<dyn Future<Output = VfsResult<Box<dyn Unpin + Stream<Item = String> + Send>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Iterates over all direct children of this directory path NOTE: the returned String items denote the local bare filenames, i.e. they should not contain “/” anywhere

fn create_dir<'life0, 'life1, 'async_trait>( &'life0 self, path: &'life1 str, ) -> Pin<Box<dyn Future<Output = VfsResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Creates the directory at this path

fn open_file<'life0, 'life1, 'async_trait>( &'life0 self, path: &'life1 str, ) -> Pin<Box<dyn Future<Output = VfsResult<Box<dyn SeekAndRead + Send + Unpin>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Opens the file at this path for reading

fn create_file<'life0, 'life1, 'async_trait>( &'life0 self, path: &'life1 str, ) -> Pin<Box<dyn Future<Output = VfsResult<Box<dyn Write + Send + Unpin>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Creates a file at this path for writing

fn append_file<'life0, 'life1, 'async_trait>( &'life0 self, path: &'life1 str, ) -> Pin<Box<dyn Future<Output = VfsResult<Box<dyn Write + Send + Unpin>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Opens the file at this path for appending

fn metadata<'life0, 'life1, 'async_trait>( &'life0 self, path: &'life1 str, ) -> Pin<Box<dyn Future<Output = VfsResult<VfsMetadata>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Returns the file metadata for the file at this path

fn exists<'life0, 'life1, 'async_trait>( &'life0 self, path: &'life1 str, ) -> Pin<Box<dyn Future<Output = VfsResult<bool>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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

fn remove_file<'life0, 'life1, 'async_trait>( &'life0 self, path: &'life1 str, ) -> Pin<Box<dyn Future<Output = VfsResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Removes the file at this path

fn remove_dir<'life0, 'life1, 'async_trait>( &'life0 self, path: &'life1 str, ) -> Pin<Box<dyn Future<Output = VfsResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Removes the directory at this path

fn set_creation_time<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, _time: SystemTime, ) -> Pin<Box<dyn Future<Output = VfsResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Sets the files creation timestamp, if the implementation supports it

fn set_modification_time<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, _time: SystemTime, ) -> Pin<Box<dyn Future<Output = VfsResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Sets the files modification timestamp, if the implementation supports it

fn set_access_time<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, _time: SystemTime, ) -> Pin<Box<dyn Future<Output = VfsResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Sets the files access timestamp, if the implementation supports it

fn copy_file<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, _src: &'life1 str, _dest: &'life2 str, ) -> Pin<Box<dyn Future<Output = VfsResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

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

fn move_file<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, _src: &'life1 str, _dest: &'life2 str, ) -> Pin<Box<dyn Future<Output = VfsResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

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

fn move_dir<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, _src: &'life1 str, _dest: &'life2 str, ) -> Pin<Box<dyn Future<Output = VfsResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

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

impl Debug for AsyncMemoryFS

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

Formats the value using the given formatter.

impl Default for AsyncMemoryFS

fn default() -> Self

Returns the “default value” for a type.