Function cacache::copy_hash_sync

source · [−]

pub fn copy_hash_sync<P, Q>(cache: P, sri: &Integrity, to: Q) -> Result<u64> where
    P: AsRef<Path>,
    Q: AsRef<Path>,

Expand description

Copies a cache entry by integrity address to a specified location. Returns the number of bytes copied.

Example

use std::io::Read;

fn main() -> cacache::Result<()> {
    let sri = cacache::write_sync("./my-cache", "my-key", b"hello")?;
    cacache::copy_hash_sync("./my-cache", &sri, "./my-hello.txt")?;
    Ok(())
}