Struct FileWriter 

pub struct FileWriter { /* private fields */ }

Available on crate feature std only.

A writer that operates on the filesystem

Implementations

impl FileWriter

pub fn new<P: AsRef<Path>>(path: P) -> Result<Self>

Create a new FileWriter, truncating the file if it exists

pub fn len(&self) -> u64

Get the length of the file

pub fn is_empty(&self) -> bool

Check if the file is empty

Trait Implementations

impl Clone for FileWriter

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for FileWriter

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

Formats the value using the given formatter.

impl Writer for FileWriter

fn offset(&mut self) -> u64

Get the current offset of the writer

fn write(&mut self, data: &[u8], offset: u64)

Write data at the specified offset to the writer

fn append(&mut self, data: &[u8])

Append data to the writer

fn append_string(&mut self, string: &str)

Append string to the writer

fn take(&mut self) -> Vec<u8>

Take the data for oneself

fn slice(&mut self, start: u64, end: u64) -> Vec<u8>

Get a slice of written data

fn flush(&mut self)

Flush the writer (if applicable)