Function filetools::list_files_with_filter

pub async fn list_files_with_filter<P: AsRef<Path> + Send>(
    path: P,
    pattern: FtFilter
) -> Result<Vec<PathBuf>>

Lists files in a folder (not including subdirectories) matching a filter pattern.

This pattern can be a String, PathBuf, or a regex::Regex pattern.

Sync

For the sync version, see crate::sync::list_files_with_filter

Errors

This function will return an error in the following situations:

• The given path is a file and not a directory
• The given path does not exist

Example

use regex::Regex;
use std::path::PathBuf;
use filetools::{list_files_with_filter, FtFilter};

#[tokio::main]
async fn main() -> anyhow::Result<()> {
    let root = "some/path/containing/files";

    // List all files containing the phrase `log`
    let mut filter = FtFilter::Raw("log".to_string());
    let mut results = list_files_with_filter(&root, filter).await?;

    // List all files containing the path segment `files/test`
    filter = FtFilter::Path(PathBuf::from("files/test"));
    results = list_files_with_filter(&root, filter).await?;

    // List all files ending with `.rs`
    let re = Regex::new(r"(.*)\.rs").expect("unable to create regex");
    filter = FtFilter::Regex(re);
    results = list_files_with_filter(&root, filter).await?;

    Ok(())
}