file-operation 0.8.19

A Rust library providing comprehensive utilities for file operations with both sync/async support. Includes operations for copy, delete, move, read and write files. Simplifies file handling in Rust projects with safe and efficient methods for file manipulation and metadata querying.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49

use crate::*;

/// Writes content to a file asynchronously.
///
/// # Arguments
///
/// - `&str` - The path to the file.
/// - `&[u8]` - The content to write.
///
/// # Returns
///
/// - `Result<(), std::io::Error>` - Ok if successful, Err with error details otherwise.
pub async fn async_write_to_file(file_path: &str, content: &[u8]) -> Result<(), Error> {
    if let Some(parent_dir) = std::path::Path::new(file_path).parent() {
        tokio::fs::create_dir_all(parent_dir).await?;
    }
    let mut file = tokio::fs::OpenOptions::new()
        .write(true)
        .create(true)
        .truncate(true)
        .open(file_path)
        .await?;
    tokio::io::AsyncWriteExt::write_all(&mut file, content).await?;
    Ok(())
}

/// Appends content to a file asynchronously.
///
/// # Arguments
///
/// - `&str` - The path to the file.
/// - `&[u8]` - The content to append.
///
/// # Returns
///
/// - `Result<(), std::io::Error>` - Ok if successful, Err with error details otherwise.
pub async fn async_append_to_file(file_path: &str, content: &[u8]) -> Result<(), Error> {
    if let Some(parent_dir) = std::path::Path::new(file_path).parent() {
        tokio::fs::create_dir_all(parent_dir).await?;
    }
    let mut file = tokio::fs::OpenOptions::new()
        .write(true)
        .create(true)
        .append(true)
        .open(file_path)
        .await?;
    tokio::io::AsyncWriteExt::write_all(&mut file, content).await?;
    Ok(())
}