use crate::fs::asyncify;

use std::path::Path;

/// Copies the contents of one file to another. This function will also copy the permission bits

/// of the original file to the destination file.

/// This function will overwrite the contents of to.

///

/// This is the async equivalent of [`std::fs::copy`].

///

/// # Examples

///

/// ```no_run

/// use tokio::fs;

///

/// # async fn dox() -> std::io::Result<()> {

/// fs::copy("foo.txt", "bar.txt").await?;

/// # Ok(())

/// # }

/// ```

pub async fn copy(from: impl AsRef<Path>, to: impl AsRef<Path>) -> Result<u64, std::io::Error> {

    let from = from.as_ref().to_owned();

    let to = to.as_ref().to_owned();

    asyncify(|| std::fs::copy(from, to)).await

}